OCA-Geoazur Team (gnss-geoazur@oca.eu) 2024-08-26 UPDATE Plateau de Bure BURE 0 0 NONE 19952M001 2.0 OLD CONCRETE BLOCK 0.5 Aluminium plate 1999-06-22 MODERATE Saint Etienne en Devoluy Hautes Alpes The GPS is located near the IRAM radio astrophysical observatory. Original ECEF coordinates: 4524030.069 468358.408 4460240.831. Update from last Automatic RENAG solutions (20071219). ZR220021401 10.0 2018-01-25T15:59:00Z The actual type of receiver is MIRA-ZE which is MARTEC assembled equipment equivalent to ASHTECH UZ-12. M001606ZE084 10.0 2018-07-09T13:02:00Z Change of receiver due to breakdown after thunderstorm. ZR220021401 10.0 2018-01-25T15:59:00Z The actual type of receiver is MIRA-ZE which is MARTEC assembled equipment equivalent to ASHTECH UZ-12. Receiver removed because of works at the observatory. M001606ZE084 10.0 0.0 2019-10-21T10:18:00Z CR520022202 0.0 0.0 0.0 0.0 70.0 2002-10-24T09:36:00Z CR520022202 0.0 0.0 0.0 0.0 5.0 2019-10-21T10:18:00Z 2002-10-24 / + \ <-- 0.128 L2 L1 Phase Center => | + | <-- 0.110 L1 +----------------------------------------------+ <-- 0.102 TCR | | | | | | | | ================================================== <-- 0.035 BCR | | | +-+ | +====| |====+ <-- 0.000 ARP | | | | | | +----------------+====| |====+-----------------+ <-- -0.050 | aluminium +-+ plate | +-------| |-----------------------------| |----+ +--------------| |-----------------------------| |---------+ | top of pillar | <------------------ 0.381 ---------------------> ARP: Antenna Reference Point BPA: Bottom of Preamplifier L1 : L1 Phase Center L2 : L2 Phase Center BCR: Bottom of Choke ring TCR: Top of Choke ring]]> / + \ <-- 0.128 L2 L1 Phase Center => | + | <-- 0.110 L1 +----------------------------------------------+ <-- 0.102 TCR | | | | | | | | ================================================== <-- 0.035 BCR | | | +-+ | +====| |====+ <-- 0.000 ARP | | | | | | +----------------+====| |====+-----------------+ <-- -0.050 | aluminium +-+ plate | +-------| |-----------------------------| |----+ +--------------| |-----------------------------| |---------+ | top of pillar | <------------------ 0.381 ---------------------> ARP: Antenna Reference Point BPA: Bottom of Preamplifier L1 : L1 Phase Center L2 : L2 Phase Center BCR: Bottom of Choke ring TCR: Top of Choke ring]]>