Song Shuli 2023-03-06 UPDATE Shanghai Observatory, Sheshan station SHAO 4027-S 21605M002 CONCRETE PILLAR 6.0 CONCRETE BLOCK 8.0 BRASS NAIL 1994-05-01T00:00:00Z BEDROCK SEDIMENTARY NO (multiple lines) A 6 meter concrete pillar inside observatory dome serves as the monument. Pillar is tapered and almost 2 meters wide at the bottom. Geological Province: alluvial plain of the Yangtse Delta. Local Geology: So-Se is a small hill in the alluvium plains of the Yangtse Delta, interbedded with volcanic series of the Mesozoic era. Geological information from "NASA Space Geodesy Program: Catalogue of Site Information", Technical Memorandum 4482, March 1993, p537. Sheshan China EURASIAN -2831733.583 4675665.958 3275369.41 31.0996421667 121.2004449167 (multiple lines) A 6 meter concrete pillar inside observatory dome serves as the monument. Pillar is tapered and almost 2 meters wide at the bottom. Geological Province: alluvial plain of the Yangtse Delta. Local Geology: So-Se is a small hill in the alluvium plains of the Yangtse Delta, interbedded with volcanic series of the Mesozoic era. Geological information from "NASA Space Geodesy Program: Catalogue of Site Information", Technical Memorandum 4482, March 1993, p537. 140 ROGUE SNR-8100 GPS 3.0 -1994/10/10 17:01:54 4 1995-01-20T00:00:00Z 1999-05-28T09:24:00Z 1995-01-20T00:00:00Z 140 ROGUE SNR-8100 GPS 3.2.32.8 4 1999-05-28T09:24:00Z 2002-07-01T23:59:00Z 1999-05-28T00:00:00Z 140 ROGUE SNR-8100 GPS 3.2.32.10 4 2002-07-02T00:00:00Z 2003-11-25T23:59:00Z 2002-07-02T00:00:00Z 140 ROGUE SNR-8100 GPS 3.2.32.11 4 2004-10-01T01:00:00Z 2004-10-04T23:59:00Z 2004-10-01T00:00:00Z 140 ROGUE SNR-8100 GPS 3.2.32.10 4 2004-10-07T00:00:00Z 2004-12-28T23:59:00Z 2004-10-07T00:00:00Z 140 ROGUE SNR-8100 GPS 3.2.32.11 4 2004-12-29T02:00:00Z 2006-08-26T23:59:00Z 2004-12-29T00:00:00Z UC2200524020 ASHTECH UZ-12 GPS CQ00 4 2007-09-27T00:00:00Z 2007-09-27T00:00:00Z 429 AOAD/M_T JPLA BPA 0.0814 0.0000 0.0000 JPLA 20 1995-01-20T00:00:00Z 1995-01-20T00:00:00Z 7226 7226 21605S008 VLBI 6m radiotelescope ref. pt. 2023-03-06T00:00:00Z 7233 Antenna reference point 2023-03-06T00:00:00Z INTERNAL 1995-01-20 2008-04-17 Actual end time 2008-04-17T14:10Z 1995-01-20T00:00:00Z EXTERNAL H-MASER 5.0 2008-04-17 2008-05-27 Actual start time 2008-04-17T14:16Z Actual end time 2008-05-27T10:55Z 2008-04-17T00:00:00Z INTERNAL 2008-05-27 2008-06-04 Actual start time 2008-05-27T10:55Z Actual end time 2008-06-04T20:31Z 2008-05-27T00:00:00Z EXTERNAL H-MASER 5.0 2008-06-04 2008-09-18 Actual start time 2008-06-04T20:31Z Actual end time 2008-09-18T14:15Z 2008-06-04T00:00:00Z INTERNAL 2008-09-18 2009-03-19 Actual start time 2008-09-18T14:15Z Actual end time 2009-03-19T20:35Z 2008-09-18T00:00:00Z EXTERNAL H-MASER 5.0 2009-03-19 2009-12-31 Actual start time 2009-03-19T20:35Z 2009-03-19T00:00:00Z INTERNAL 2009-12-31 Actual start time 2010-01-01T04:15Z Clock erratic starting 2009-12-30 2009-12-31T00:00:00Z David A. Stowers Jet Propulsion Laboratory 818-354-7055 818-393-4965 4800 Oak Grove Drive Pasadena, CA USA 91109 dstowers@jpl.nasa.gov UNAVCO Network Engineer Jet Propulsion Laboratory 303-381-7500 303-381-7451 4800 Oak Grove Drive Pasadena, CA USA 91109 ggn-ops@postal.unavco.org Chen Qinming Shanghai Astronomical Observatory 86-21-34775273 86-21-64384618 Shanghai Astronomical Observatory Chinese Academy Of Sciences Nandan Road 80 Shanghai, 200030 People's Republic of China qmchen@shao.ac.cn Song Shuli Shanghai Astronomical Observatory 86-21-34775240 86-21-64384618 Shanghai Astronomical Observatory Chinese Academy Of Sciences Nandan Road 80 Shanghai, 200030 People's Republic of China slsong@shao.ac.cn JPL (ODC-Operational Data Center) CDDIS (GDC-Global Data Center) (Y) (Y) (Y) Y AOAD/M_T ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.000 BPA=ARP <-- 0.381 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering TGP: Top of Ground Plane BGP: Bottom of Ground Plane TPA: Top of Preamplifier BPA: Bottom of Preamplifier TOP: Top of Pole All dimensions are in meters. TODO SHAO_1.GIF image 2023-03-01T00:00:00Z SHAO_2.GIF image 2023-03-02T00:00:00Z