Geodesy & Positioning (geodeticenquiries@os.uk) 2025-11-11 UPDATE Scilly Isles SCIL 0 0 19201M001 1.8 Concrete base Centre of mount thread on plane of antenna ARP 2010-08-18 UNKNOWN Hugh Town Scilly Isles 356188 0.0 0.0 2010-08-18T10:00:00Z ME firmware 4.005 356514 0.0 0.0 2011-05-25T12:30:00Z ME firmware v6.112 356514 0.0 0.0 2019-08-20T07:59:00Z 3023078 0.0 0.0 2020-03-06T10:42:00Z 3023078 0.0 0.0 2021-02-08T10:50:00Z 3023078 0.0 0.0 2021-02-09T11:25:00Z 3023078 0.0 0.0 2021-04-29T09:01:00Z Number of BDS observables increased by addition of ?6X observable type 3023078 0.0 0.0 2022-09-02T14:26:00Z Number of BDS observables increased by addition of ?6X observable type 3023078 0.0 0.0 2025-11-11T13:05:00Z Number of BDS observables increased by addition of ?6X observable type 3023078 0.0 0.0 2025-11-11T13:05:00Z 08470021 0.0 0.0 0.0 -130.0 10.0 2019-08-20T07:59:00Z 21204007 0.05 0.0 0.0 -130.0 10.0 2023-01-18T09:01:00Z 2010-08-18 BAM: Bottom of Antenna MountLEIAR25 +-------+ <-- 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 -------------------------------------------------------------------------------]]> BAM: Bottom of Antenna MountLEIAR25 +-------+ <-- 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 -------------------------------------------------------------------------------]]>