SHAO00CHN Site Information Form (site log) International GNSS Service See Instructions at: https://files.igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Song Shuli Date Prepared : 2023-03-06 Report Type : UPDATE If Update: Previous Site Log : shao_20210505.log Modified/Added Sections : 11 1. Site Identification of the GNSS Monument Site Name : Shanghai Observatory, Sheshan station Four Character ID : SHAO Monument Inscription : 4027-S IERS DOMES Number : 21605M002 CDP Number : Monument Description : CONCRETE PILLAR Height of the Monument : 6 m Monument Foundation : CONCRETE BLOCK Foundation Depth : 8 m Marker Description : BRASS NAIL Date Installed : 1994-05-01T00:00Z Geologic Characteristic : BEDROCK Bedrock Type : SEDIMENTARY Bedrock Condition : Fracture Spacing : Fault zones nearby : NO Distance/activity : Additional Information : (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. 2. Site Location Information City or Town : Sheshan State or Province : Country : China Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : -2831733.5830 Y coordinate (m) : 4675665.9580 Z coordinate (m) : 3275369.4100 Latitude (N is +) : +310558.7118 Longitude (E is +) : +1211201.6017 Elevation (m,ellips.) : 22.0901 Additional Information : The station is located at the Shanghai : Observatory in the Zi-Ka-Wei Section. : Site information from "NASA Space Geodesy : Program: Catalogue of Site Information", : Technical Memorandum 4482, March 1993, p537. 3. GNSS Receiver Information 3.1 Receiver Type : ROGUE SNR-8100 Satellite System : GPS Serial Number : 140 Firmware Version : 3.0 -1994/10/10 17:01:54 Elevation Cutoff Setting : 4 deg Date Installed : 1995-01-20T00:00Z Date Removed : 1999-05-28T09:24Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : ROGUE SNR-8100 Satellite System : GPS Serial Number : 140 Firmware Version : 3.2.32.8 Elevation Cutoff Setting : 4 deg Date Installed : 1999-05-28T09:24Z Date Removed : 2002-07-01T23:59Z Temperature Stabiliz. : none Additional Information : 3.3 Receiver Type : ROGUE SNR-8100 Satellite System : GPS Serial Number : 140 Firmware Version : 3.2.32.10 Elevation Cutoff Setting : 4 deg Date Installed : 2002-07-02T00:00Z Date Removed : 2003-11-25T23:59Z Temperature Stabiliz. : none Additional Information : 3.4 Receiver Type : ROGUE SNR-8100 Satellite System : GPS Serial Number : 140 Firmware Version : 3.2.32.11 Elevation Cutoff Setting : 4 deg Date Installed : 2004-10-01T01:00Z Date Removed : 2004-10-04T23:59Z Temperature Stabiliz. : none Additional Information : Firmware upgrade. 3.5 Receiver Type : ROGUE SNR-8100 Satellite System : GPS Serial Number : 140 Firmware Version : 3.2.32.10 Elevation Cutoff Setting : 4 deg Date Installed : 2004-10-07T00:00Z Date Removed : 2004-12-28T23:59Z Temperature Stabiliz. : none Additional Information : Firmware reverted to old version. 3.6 Receiver Type : ROGUE SNR-8100 Satellite System : GPS Serial Number : 140 Firmware Version : 3.2.32.11 Elevation Cutoff Setting : 4 deg Date Installed : 2004-12-29T02:00Z Date Removed : 2006-08-26T23:59Z Temperature Stabiliz. : none Additional Information : Firmware upgrade. 3.7 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UC2200524020 Firmware Version : CQ00 Elevation Cutoff Setting : 4 deg Date Installed : 2007-09-27T00:00Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : none Additional Information : 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS+GLO+GAL+BDS+QZSS+SBAS) Serial Number : (A20, but note the first A5 is used in SINEX) Firmware Version : (A11) Elevation Cutoff Setting : (deg) Date Installed : (CCYY-MM-DDThh:mmZ) Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 4. GNSS Antenna Information 4.1 Antenna Type : AOAD/M_T JPLA Serial Number : 429 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0814 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : Antenna Radome Type : JPLA Radome Serial Number : Antenna Cable Type : Antenna Cable Length : 20 m Date Installed : 1995-01-20T00:00Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : Since installation of Ashtech UZ-12 receiver, : antenna is powered through powered GPS : signal splitter. : On 2011-03-30:T12:30Z, a new 2x1 powered : splitter was installed : unavco # 71571 4.x Antenna Type : (A20, from rcvr_ant.tab; see instructions) Serial Number : (A*, but note the first A5 is used in SINEX) Antenna Reference Point : (BPA/BCR/XXX from "antenna.gra"; see instr.) Marker->ARP Up Ecc. (m) : (F8.4) Marker->ARP North Ecc(m) : (F8.4) Marker->ARP East Ecc(m) : (F8.4) Alignment from True N : (deg; + is clockwise/east) Antenna Radome Type : (A4 from rcvr_ant.tab; see instructions) Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : (CCYY-MM-DDThh:mmZ) Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 5. Surveyed Local Ties 5.1 Tied Marker Name : 7226 Tied Marker Usage : Tied Marker CDP Number : 7226 Tied Marker DOMES Number : 21605S008 Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : dy (m) : dz (m) : Accuracy (mm) : Survey method : Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : VLBI 6m radiotelescope ref. pt. 5.2 Tied Marker Name : 7233 Tied Marker Usage : Tied Marker CDP Number : Tied Marker DOMES Number : Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : dy (m) : dz (m) : Accuracy (mm) : Survey method : Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : Antenna reference point 5.x Tied Marker Name : Tied Marker Usage : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc) Tied Marker CDP Number : (A4) Tied Marker DOMES Number : (A9) Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : (m) dy (m) : (m) dz (m) : (m) Accuracy (mm) : (mm) Survey method : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc) Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 6. Frequency Standard 6.1 Standard Type : INTERNAL Input Frequency : Effective Dates : 1995-01-20/2008-04-17 Notes : Actual end time 2008-04-17T14:10Z 6.2 Standard Type : EXTERNAL H-MASER Input Frequency : 5 MHz Effective Dates : 2008-04-17/2008-05-27 Notes : Actual start time 2008-04-17T14:16Z : Actual end time 2008-05-27T10:55Z 6.3 Standard Type : INTERNAL Input Frequency : Effective Dates : 2008-05-27/2008-06-04 Notes : Actual start time 2008-05-27T10:55Z : Actual end time 2008-06-04T20:31Z 6.4 Standard Type : EXTERNAL H-MASER Input Frequency : 5 MHz Effective Dates : 2008-06-04/2008-09-18 Notes : Actual start time 2008-06-04T20:31Z : Actual end time 2008-09-18T14:15Z 6.5 Standard Type : INTERNAL Input Frequency : Effective Dates : 2008-09-18/2009-03-19 Notes : Actual start time 2008-09-18T14:15Z : Actual end time 2009-03-19T20:35Z 6.6 Standard Type : EXTERNAL H-MASER Input Frequency : 5 MHz Effective Dates : 2009-03-19/2009-12-31 Notes : Actual start time 2009-03-19T20:35Z 6.7 Standard Type : INTERNAL Input Frequency : Effective Dates : 2009-12-31/CCYY-MM-DD Notes : Actual start time 2010-01-01T04:15Z : Clock erratic starting 2009-12-30 6.x Standard Type : (INTERNAL or EXTERNAL H-MASER/CESIUM/etc) Input Frequency : (if external) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 7. Collocation Information 7.1 Instrumentation Type : VLBI Status : Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : SLR station nearby (5 Km) 7.x Instrumentation Type : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/etc) Status : (PERMANENT/MOBILE) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8. Meteorological Instrumentation 8.1.x Humidity Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy (% rel h) : (% rel h) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.2.x Pressure Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (hPa) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.3.x Temp. Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (deg C) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.4.x Water Vapor Radiometer : Manufacturer : Serial Number : Distance to Antenna : (m) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.5.x Other Instrumentation : (multiple lines) 9. Local Ongoing Conditions Possibly Affecting Computed Position 9.1.x Radio Interferences : (TV/CELL PHONE ANTENNA/RADAR/etc) Observed Degradations : (SN RATIO/DATA GAPS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.2.x Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.3.x Signal Obstructions : (TREES/BUILDINGS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 10. Local Episodic Effects Possibly Affecting Data Quality 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : Shanghai Astronomical Observatory Preferred Abbreviation : SHAO Mailing Address : Shanghai Astronomical Observatory : Chinese Academy Of Sciences : Nandan Road 80 : Shanghai, 200030 : People's Republic of China Primary Contact Contact Name : Song Shuli Telephone (primary) : 86-21-34775240 Telephone (secondary) : Fax : 86-21-64384618 E-mail : slsong@shao.ac.cn Secondary Contact Contact Name : Chen Qinming Telephone (primary) : 86-21-34775273 Telephone (secondary) : Fax : 86-21-64384618 E-mail : qmchen@shao.ac.cn Additional Information : 12. Responsible Agency (if different from 11.) Agency : Jet Propulsion Laboratory Preferred Abbreviation : JPL Mailing Address : 4800 Oak Grove Drive : Pasadena, CA : USA 91109 Primary Contact Contact Name : David A. Stowers Telephone (primary) : 818-354-7055 Telephone (secondary) : Fax : 818-393-4965 E-mail : dstowers@jpl.nasa.gov Secondary Contact Contact Name : UNAVCO Network Engineer Telephone (primary) : 303-381-7500 Telephone (secondary) : Fax : 303-381-7451 E-mail : ggn-ops@postal.unavco.org Additional Information : 13. More Information Primary Data Center : JPL (ODC-Operational Data Center) Secondary Data Center : CDDIS (GDC-Global Data Center) URL for More Information : Hardcopy on File Site Map : Site Diagram : (Y) Horizon Mask : (Y) Monument Description : (Y) Site Pictures : Y Additional Information : Antenna Graphics with Dimensions 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.