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                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "site_owner",
                    "title": ""
                },
                "contact_as_producer": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "metadata_custodian",
                    "title": ""
                },
                "date_from": "1999-12-11 00:00:00",
                "date_to": null,
                "item_attributes": [
                    {
                        "attribute": {
                            "name": "standard_type"
                        },
                        "date_from": "1999-12-11 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "INTERNAL"
                    },
                    {
                        "attribute": {
                            "name": "input_frequency"
                        },
                        "date_from": "1999-12-11 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": null
                    }
                ],
                "item_type": {
                    "name": "frequency_standard"
                }
            }
        },
        {
            "item": {
                "comment": "Humidity Sensor is 1.15 m\r\nabove the antenna",
                "contact_as_owner": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "site_owner",
                    "title": ""
                },
                "contact_as_producer": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "metadata_custodian",
                    "title": ""
                },
                "date_from": "2002-06-10 00:00:00",
                "date_to": "2016-05-12 00:00:00",
                "item_attributes": [
                    {
                        "attribute": {
                            "name": "sensor_model"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "MP408A-T4-W4W"
                    },
                    {
                        "attribute": {
                            "name": "manufacturer"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "ROTRONIC"
                    },
                    {
                        "attribute": {
                            "name": "serial_number"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "21206 010"
                    },
                    {
                        "attribute": {
                            "name": "data_sampling_interval"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": 900,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "accuracy"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": 1.5,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "aspiration"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "CAPACITANCE PROBE"
                    },
                    {
                        "attribute": {
                            "name": "height_diff_to_ant"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": -1.15,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "calibration_date"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": null
                    }
                ],
                "item_type": {
                    "name": "humidity_sensor"
                }
            }
        },
        {
            "item": {
                "comment": "The capacitive thinfilm polymer\r\nsensor HU?ICAP 180 for humidity\r\nmeasurements is 1.15 m above the\r\nantenna",
                "contact_as_owner": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "site_owner",
                    "title": ""
                },
                "contact_as_producer": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "metadata_custodian",
                    "title": ""
                },
                "date_from": "2016-05-12 00:00:00",
                "date_to": null,
                "item_attributes": [
                    {
                        "attribute": {
                            "name": "sensor_model"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "WXT520"
                    },
                    {
                        "attribute": {
                            "name": "manufacturer"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "VAISALA"
                    },
                    {
                        "attribute": {
                            "name": "serial_number"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "L4310378"
                    },
                    {
                        "attribute": {
                            "name": "data_sampling_interval"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": 900,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "accuracy"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": 3,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "aspiration"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "Capacitive thinfilm polymer"
                    },
                    {
                        "attribute": {
                            "name": "height_diff_to_ant"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": -1.15,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "calibration_date"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": "2015-10-23 00:00:00",
                        "value_numeric": null,
                        "value_varchar": null
                    }
                ],
                "item_type": {
                    "name": "humidity_sensor"
                }
            }
        },
        {
            "item": {
                "comment": "Pressure Sensor is 3.52 m\r\nbelow the antenna",
                "contact_as_owner": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "site_owner",
                    "title": ""
                },
                "contact_as_producer": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "metadata_custodian",
                    "title": ""
                },
                "date_from": "2002-06-10 00:00:00",
                "date_to": "2016-05-12 00:00:00",
                "item_attributes": [
                    {
                        "attribute": {
                            "name": "sensor_model"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "APS 9215"
                    },
                    {
                        "attribute": {
                            "name": "manufacturer"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "L-TEC LEIBENGUTH"
                    },
                    {
                        "attribute": {
                            "name": "serial_number"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "0501 4599A"
                    },
                    {
                        "attribute": {
                            "name": "data_sampling_interval"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": 900,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "accuracy"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": 1,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "height_diff_to_ant"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": 3.52,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "calibration_date"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": null
                    }
                ],
                "item_type": {
                    "name": "pressure_sensor"
                }
            }
        },
        {
            "item": {
                "comment": "The capacitive silicon sensor\r\nBAROCAP for pressure measurements\r\nis 1.15 m above the antenna",
                "contact_as_owner": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "site_owner",
                    "title": ""
                },
                "contact_as_producer": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "metadata_custodian",
                    "title": ""
                },
                "date_from": "2016-05-12 00:00:00",
                "date_to": null,
                "item_attributes": [
                    {
                        "attribute": {
                            "name": "sensor_model"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "WXT520"
                    },
                    {
                        "attribute": {
                            "name": "manufacturer"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "VAISALA"
                    },
                    {
                        "attribute": {
                            "name": "serial_number"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "L4310378"
                    },
                    {
                        "attribute": {
                            "name": "data_sampling_interval"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": 900,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "accuracy"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": 1,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "height_diff_to_ant"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": -1.15,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "calibration_date"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": "2015-10-23 00:00:00",
                        "value_numeric": null,
                        "value_varchar": null
                    }
                ],
                "item_type": {
                    "name": "pressure_sensor"
                }
            }
        },
        {
            "item": {
                "comment": "Temperature Sensor is\r\n1.15 m above the antenna",
                "contact_as_owner": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "site_owner",
                    "title": ""
                },
                "contact_as_producer": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "metadata_custodian",
                    "title": ""
                },
                "date_from": "2002-06-10 00:00:00",
                "date_to": "2016-05-12 00:00:00",
                "item_attributes": [
                    {
                        "attribute": {
                            "name": "sensor_model"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "MP408A-T4-W4W"
                    },
                    {
                        "attribute": {
                            "name": "manufacturer"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "ROTRONIC"
                    },
                    {
                        "attribute": {
                            "name": "serial_number"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "21206 010"
                    },
                    {
                        "attribute": {
                            "name": "data_sampling_interval"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": 900,
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                    },
                    {
                        "attribute": {
                            "name": "accuracy"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": 0.3,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "aspiration"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "PLATINUM PROBE"
                    },
                    {
                        "attribute": {
                            "name": "height_diff_to_ant"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": -1.15,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "calibration_date"
                        },
                        "date_from": "2002-06-10 00:00:00",
                        "date_to": "2016-05-12 00:00:00",
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": null
                    }
                ],
                "item_type": {
                    "name": "temperature_sensor"
                }
            }
        },
        {
            "item": {
                "comment": "The capacitive ceramic sensor\r\nTHERMOCAP for air temperature\r\nis 1.15 m above the antenna",
                "contact_as_owner": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "site_owner",
                    "title": ""
                },
                "contact_as_producer": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
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                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "gnss_wtz@bkg.bund.de",
                    "name": "GOW Operator",
                    "phone": "+49 9941 6030",
                    "role": "metadata_custodian",
                    "title": ""
                },
                "date_from": "2016-05-12 00:00:00",
                "date_to": null,
                "item_attributes": [
                    {
                        "attribute": {
                            "name": "sensor_model"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "WXT520"
                    },
                    {
                        "attribute": {
                            "name": "manufacturer"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
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                        "value_varchar": "VAISALA"
                    },
                    {
                        "attribute": {
                            "name": "serial_number"
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                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": null,
                        "value_varchar": "L4310378"
                    },
                    {
                        "attribute": {
                            "name": "data_sampling_interval"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": 900,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "accuracy"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": 0.3,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "aspiration"
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                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
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                        "value_numeric": null,
                        "value_varchar": "Capacitive ceramic"
                    },
                    {
                        "attribute": {
                            "name": "height_diff_to_ant"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": null,
                        "value_numeric": -1.15,
                        "value_varchar": null
                    },
                    {
                        "attribute": {
                            "name": "calibration_date"
                        },
                        "date_from": "2016-05-12 00:00:00",
                        "date_to": null,
                        "value_date": "2015-10-23 00:00:00",
                        "value_numeric": null,
                        "value_varchar": null
                    }
                ],
                "item_type": {
                    "name": "temperature_sensor"
                }
            }
        }
    ],
    "station_networks": [
        {
            "name": "EPN"
        },
        {
            "name": "EPOS"
        },
        {
            "name": "IGS"
        }
    ],
    "station_type": "GNSS Continuous"
}