Geodesy & Positioning (geodeticenquiries@os.uk) 2025-12-19 UPDATE Arisaig ARIS 0 0 19190M001 0.18 Stainless Steel pin in bedrock 0.32 Centre of mount thread/top of height marker bolt 2009-06-02 Arisaig Highland Receiver not changed - elevation cuttoff angle reduced to zero 356609 5.0 0.0 2009-06-02T16:00:00Z Receiver not changed - elevation cuttoff angle reduced to zero 356609 0.0 0.0 2009-08-11T15:05:00Z 356609 0.0 0.0 2009-09-11T10:50:00Z 356609 0.0 0.0 2010-05-12T20:35:00Z ME version 4.007 356468 0.0 0.0 2010-11-10T10:05:00Z ME version v6.112 356468 0.0 0.0 2015-05-28T12:37:00Z 5804R40044 0.0 0.0 2018-10-24T10:00:00Z 5804R40044 0.0 0.0 2019-09-02T08:04:00Z 5804R40044 0.0 0.0 2020-05-13T09:13:00Z 5804R40044 0.0 0.0 2020-09-24T20:53:00Z 5804R40044 0.0 0.0 2021-02-08T10:35:00Z 5804R40044 0.0 0.0 2021-11-02T15:07:00Z 5804R40044 0.0 0.0 2022-06-14T13:47:00Z 5804R40044 0.0 0.0 2023-04-03T11:05:00Z 5804R40044 0.0 0.0 2023-08-31T14:55:00Z 5804R40044 0.0 0.0 2024-01-18T13:45:00Z 5804R40044 0.0 0.0 2025-05-08T15:09:00Z 5804R40044 0.0 0.0 2025-12-19T15:52:00Z 5804R40044 0.0 0.0 2025-12-19T15:51:00Z Antenna has been individually calibrated 08420015 0.1804 0.0 0.0 0.0 30.0 2009-06-02T16:00:00Z 2009-06-02 ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering BPA: Bottom of Preamplifier]]> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering BPA: Bottom of Preamplifier]]>