Geodesy & Positioning (geodeticenquiries@os.uk) 2025-08-11 UPDATE Prawle Point PRAE 0 0 19172M001 0.5 Gable end of stone building Centre of mount thread on plane of antenna ARP 2009-03-18 Kingsbridge DEVON 356331 5.0 0.0 2009-03-19T12:00:00Z 356331 5.0 0.0 2010-05-17T21:35:00Z ME firmware v4.005 356336 0.0 0.0 2011-06-28T09:29:00Z ME firmware v6.112 356336 0.0 0.0 2015-06-04T12:46:00Z 5804R40030 0.0 0.0 2018-07-02T14:00:00Z 5804R40030 0.0 0.0 2018-10-24T07:55:00Z 5804R40030 0.0 0.0 2019-10-01T13:15:00Z 5804R40030 0.0 0.0 2020-02-27T13:10:00Z 5804R40030 0.0 0.0 2020-10-14T09:15:00Z 5803R40153 0.0 0.0 2021-11-08T16:39:00Z 5803R40153 0.0 0.0 2022-06-17T08:20:00Z 5803R40153 0.0 0.0 2023-04-17T16:19:00Z 5803R40153 0.0 0.0 2023-09-04T15:15:00Z 5803R40153 0.0 0.0 2024-02-16T15:40:00Z 5803R40153 0.0 0.0 2025-05-13T14:36:00Z 5803R40153 0.0 0.0 2025-05-13T14:36:00Z 08510025 0.0 0.0 0.0 0.0 2009-03-19T12:00:00Z 19087011 0.0 0.0 0.0 0.0 2018-01-31T14:15:00Z 2009-03-19 ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering BPA: Bottom of Preamplifier ------------------------------------------------------------------------------ LEIAR25 +-------+ <-- 0.1995 / + \ | + | |---+-------------+---| <-- 0.1614 TCR |-----------------------------| |-------------------------------------| |---------------------------------------------| +---------------------------------------------------+ | | | | | | | | +-+---------------------------------------------------+-+ +--------------------+-------------+--------------------+ <-- 0.0320 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3802 --> 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 ------------------------------------------------------------------------------ LEIAR25 +-------+ <-- 0.1995 / + \ | + | |---+-------------+---| <-- 0.1614 TCR |-----------------------------| |-------------------------------------| |---------------------------------------------| +---------------------------------------------------+ | | | | | | | | +-+---------------------------------------------------+-+ +--------------------+-------------+--------------------+ <-- 0.0320 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3802 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering BPA: Bottom of Preamplifier]]>