NYA100NOR 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) : SATREF Control Centre (satref@kartverket.no) Date Prepared : 2024-10-18 Report Type : UPDATE If Update: Previous Site Log : nya100nor_20240918.log Modified/Added Sections : 11 1. Site Identification of the GNSS Monument Site Name : Ny-Alesund Four Character ID : NYA1 Monument Inscription : IERS DOMES Number : 10317M003 CDP Number : (A4) Monument Description : STEEL MAST Height of the Monument : 5.5 m Monument Foundation : CONCRETE BLOCK Foundation Depth : 3 m Marker Description : Top center of mashined hole in Date Installed : 1997-06-01 Geologic Characteristic : BEDROCK Bedrock Type : SEDIMENTARY Bedrock Condition : FRESH Fracture Spacing : over 200 cm Fault zones nearby : YES Distance/activity : Under investigation Additional Information : (multiple lines) 2. Site Location Information City or Town : Ny-Alesund State or Province : Svalbard Country : Norway Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : 1202434.000 Y coordinate (m) : 252632.000 Z coordinate (m) : 6237772.000 Latitude (N is +) : +785546.39 Longitude (E is +) : +0115155.06 Elevation (m,ellips.) : 83.7 Additional Information : (multiple lines) 3. GNSS Receiver Information 3.1 Receiver Type : ROGUE SNR-12 RM Satellite System : GPS Serial Number : 207 Firmware Version : 3.2.32.1 Elevation Cutoff Setting : 1 deg Date Installed : 1997-06-01 Date Removed : 1999-08-27 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.2 Receiver Type : AOA BENCHMARK ACT Satellite System : GPS Serial Number : 2022 Firmware Version : 3.3.32.2 Elevation Cutoff Setting : 1 deg Date Installed : 1999-08-27 Date Removed : 2004-12-08T14:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.3 Receiver Type : AOA BENCHMARK ACT Satellite System : GPS Serial Number : 2023 Firmware Version : 3.3.32.2 Elevation Cutoff Setting : 1 deg Date Installed : 2004-12-19T00:00Z Date Removed : 2009-05-13T08:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.4 Receiver Type : TRIMBLE NETR8 Satellite System : GPS Serial Number : 4843K33429 Firmware Version : 3.80 Elevation Cutoff Setting : 5 deg Date Installed : 2009-05-13T11:00Z Date Removed : 2009-08-31T17:40Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.5 Receiver Type : TRIMBLE NETR8 Satellite System : GPS Serial Number : 4843K33429 Firmware Version : 4.03 Elevation Cutoff Setting : 0 deg Date Installed : 2009-08-31T17:46Z Date Removed : 2015-01-29T17:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.6 Receiver Type : TRIMBLE NETR8 Satellite System : GPS+GLO Serial Number : 4843K33429 Firmware Version : 4.41 Elevation Cutoff Setting : 0 deg Date Installed : 2015-01-29T17:00Z Date Removed : 2016-02-29T12:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.7 Receiver Type : TRIMBLE NETR8 Satellite System : GPS+GLO Serial Number : 4843K33429 Firmware Version : 4.87 Elevation Cutoff Setting : 0 deg Date Installed : 2016-02-29T12:00Z Date Removed : 2017-03-22T12:40Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.8 Receiver Type : TRIMBLE NETR8 Satellite System : GPS+GLO Serial Number : 4843K33429 Firmware Version : 48.01 Elevation Cutoff Setting : 0 deg Date Installed : 2017-03-22T12:40Z Date Removed : 2021-08-26T16:00Z Temperature Stabiliz. : 20.0 +/- (deg C) Additional Information : (multiple lines) 3.9 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5207K82137 Firmware Version : 5.44 Elevation Cutoff Setting : 0 deg Date Installed : 2021-08-26T16:00Z Date Removed : 2021-11-27T18:56Z Temperature Stabiliz. : 20.0 +/- (deg C) Additional Information : (multiple lines) 3.10 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5207K82137 Firmware Version : 5.52 Elevation Cutoff Setting : 0 deg Date Installed : 2021-11-27T18:56Z Date Removed : 2024-09-12T06:31Z Temperature Stabiliz. : 20.0 +/- (deg C) Additional Information : (multiple lines) 3.11 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5207K82137 Firmware Version : 5.63 Elevation Cutoff Setting : 0 deg Date Installed : 2024-09-12T06:31Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : 20.0 +/- (deg C) Additional Information : (multiple lines) 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS+GLO+GAL+BDS+QZSS+IRNSS+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 NONE Serial Number : T207 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 1997-06-01 Date Removed : 1999-06-01T23:59Z Additional Information : Replaced by 4.2 4.2 Antenna Type : ASH701073.1 SNOW Serial Number : CRG0117 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : SNOW Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 1999-06-02T00:40Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : COMBINED GPS & GLONASS ANTENNA. : GNSS antenna signal splitter was replaced : 2021-09-27. Performance of new unit was not : satisfactory and the old splitter returned to : service 2021-10-08. 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 : Q Tied Marker Usage : LOCAL CONTROL/FOOTPRINT 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) : Survey method : GPS CAMPAIGN/TRILATERATION/TRIANGULATION Date Measured : 1997-09-01 Additional Information : Exact date in Sept 1997 not known 5.2 Tied Marker Name : ASTRO Tied Marker Usage : LOCAL CONTROL 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) : Survey method : GPS CAMPAIGN Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 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 : EXTERNAL H-MASER Input Frequency : 5 MHz Effective Dates : 1997-06-01/2009-05-13 Notes : SAME CLOCK USED FOR VLBI 6.2 Standard Type : INTERNAL Input Frequency : (if external) Effective Dates : 2009-05-13/2009-07-10 Notes : TEMPORARY DUE TO FREQUENCY ISSUES 6.3 Standard Type : EXTERNAL H-MASER Input Frequency : 10 MHz Effective Dates : 2009-07-10/2012-01-01 Notes : SAME CLOCK USED FOR VLBI, 5 MHz via Symmetricon : frequency doubler/distributer : It is unknown when this clock source was : disabled, end date is a guess 6.4 Standard Type : INTERNAL Input Frequency : (if external) Effective Dates : 2012-01-01/2021-02-01 Notes : Start date is unknown (best guess) 6.5 Standard Type : EXTERNAL H-MASER Input Frequency : 10 MHz Effective Dates : 2021-02-01/2021-09-24 Notes : 5 MHz H-maser signal via Symmetricon frequency : doubler/distributer 6.6 Standard Type : INTERNAL Input Frequency : (if external) Effective Dates : 2021-09-24/CCYY-MM-DD Notes : Switching to internal due to H-maser instability 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 : DORIS Status : PERMANENT Effective Dates : 1989-01-01/CCYY-MM-DD Notes : INSTALLED BY IGN, FRANCE 7.2 Instrumentation Type : NYAL GNSS STATION Status : PERMANENT Effective Dates : 1993-01-01/CCYY-MM-DD Notes : Operating 7.3 Instrumentation Type : VLBI Status : PERMANENT Effective Dates : 1994-10-01/CCYY-MM-DD Notes : Exact date in Oct 1994 not known. : Operating. 7.4 Instrumentation Type : TRIMBLE 4000SSI / SATREF Status : PERMANENT Effective Dates : 1995-09-01/2009-05-13 Notes : Shut down 7.5 Instrumentation Type : PRARE Status : PERMANENT Effective Dates : 1995-11-01/2005-01-01 Notes : Exact date in Nov 1995 not know. Exact shutdown : date not known. 7.6 Instrumentation Type : SUPERCONDUCTING GRAVIMETER GWR Status : PERMANENT Effective Dates : 1999-09-19/2014-01-12 Notes : Shut down 7.7 Instrumentation Type : SUPERCONDUCTING GRAVIMETER IGRAV Status : PERMANENT Effective Dates : 2013-09-26/CCYY-MM-DD Notes : Operating 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) 8.5.1 Other Instrumentation : TIDE GAUGE 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) 9.2.1 Multipath Sources : METAL ROOF/DOME/VLBI ANTENNA Effective Dates : 1997-06-01/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 : Norwegian Mapping Authority : Geodetic Institute Preferred Abbreviation : NMA Mailing Address : Kartverksveien 21 / P.O.Box 600 Sentrum : N-3507 Honefoss : Norway Primary Contact Contact Name : SATREF Control Centre Telephone (primary) : Telephone (secondary) : Fax : E-mail : satref@kartverket.no Secondary Contact Contact Name : Dr. Aasmund Steen Skjaeveland Telephone (primary) : +47 32 11 84 52 Telephone (secondary) : Fax : +47 32 11 81 01 E-mail : asmund.skjaeveland@kartverket.no Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : (multiple lines) Preferred Abbreviation : (A10) Mailing Address : (multiple lines) Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 13. More Information Primary Data Center : BKG Secondary Data Center : BEV URL for More Information : Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y or URL) Horizon Mask : (Y or URL) Monument Description : (Y or URL) Site Pictures : (Y or URL) Additional Information : (multiple lines) Antenna Graphics with Dimensions DORNE MARGOLIN T ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.000 ARP <-- 0.381 --> DORNE MARGOLIN ASH ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.000 ARP <-- 0.381 --> Sketch of Ny-Aalesund: ASTRO o . PRARE . o x o o o . Q x CHAMP ..o x x o x VLBI 10317M001 10317M003 o Old IGS New IGS o Control network consists of reinforced concrete pillars drilled into solid bedrock. Horizontal reference is center of 5/8 UNC brass screw, vertical reference is top of leveling brass bolt. VLBI Center of vertical axis of VLBI antenna. PRARE Steel tower fixed to a reinforced concrete block. The station is marked by a brass marker in the concrete block. Old IGS Steel tower fixed to a reinforced concrete block. As reference, a brass marker is fixed in the concrete block. New IGS Steel tower fixed to a reinforced concrete construction blasted into solid bedrock. The point is defined as the top center of the hole in the horizontal top plate, through which a special machined 5/8 UNC screw can be put to fix an antenna or other geodetic instrument. CHAMP