PIE100USA 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) : Tatevik Shakhbandaryan Date Prepared : 2023-08-30 Report Type : UPDATE If Update: Previous Site Log : pie1_20230829.log Modified/Added Sections : 3.4 1. Site Identification of the GNSS Monument Site Name : Pietown VLBA Site Four Character ID : PIE1 Monument Inscription : 4009-S IERS DOMES Number : 40456M001 CDP Number : none Monument Description : STAINLESS STEEL PLATE Height of the Monument : 0.5 m Monument Foundation : CONCRETE Foundation Depth : 3.0 m Marker Description : DIVOT Date Installed : 1992-12-01T00:00Z Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : Concrete GPS pier. : exact date in Dec 1992 not known 2. Site Location Information City or Town : Pie Town State or Province : New Mexico Country : United States of America Tectonic Plate : NORTH AMERICAN Approximate Position (ITRF) X coordinate (m) : -1640916.928 Y coordinate (m) : -5014781.187 Z coordinate (m) : 3575447.077 Latitude (N is +) : +341805.42 Longitude (E is +) : -1080708.14 Elevation (m,ellips.) : 2347.7109 Additional Information : Station is located at the NRAO : VLBA facility near Pietown. : Site is 21mi north of Datil, NM 3. GNSS Receiver Information 3.1 Receiver Type : ROGUE SNR-8000 Satellite System : GPS Serial Number : T112 Firmware Version : 2.5 10/23/92 Elevation Cutoff Setting : 4 deg Date Installed : 1992-12-29T00:00Z Date Removed : 1993-02-03T00:00Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : ROGUE SNR-8000 Satellite System : GPS Serial Number : T112 Firmware Version : 2.6 1/12/1993 Elevation Cutoff Setting : 4 deg Date Installed : 1993-02-03T00:00Z Date Removed : 1993-07-01T00:00Z Temperature Stabiliz. : none Additional Information : Firmware update 3.3 Receiver Type : ROGUE SNR-8000 Satellite System : GPS Serial Number : T112 Firmware Version : 2.8 6/8/1993 Elevation Cutoff Setting : 4 deg Date Installed : 1993-07-01T00:00Z Date Removed : 1994-10-26T00:00Z Temperature Stabiliz. : none Additional Information : Firmware update 3.4 Receiver Type : ROGUE SNR-8000 Satellite System : GPS Serial Number : T112 Firmware Version : 3.0 10/10/1994 Elevation Cutoff Setting : 4 deg Date Installed : 1994-10-26T00:00Z Date Removed : 1995-06-26T00:00Z Temperature Stabiliz. : none Additional Information : Firmware update 3.5 Receiver Type : ROGUE SNR-8000 Satellite System : GPS Serial Number : T112 Firmware Version : 3.2 LINK 3/9/1995 Elevation Cutoff Setting : 4 deg Date Installed : 1995-06-26T16:15Z Date Removed : 1999-06-21T22:30Z Temperature Stabiliz. : none Additional Information : Firmware update 3.6 Receiver Type : ROGUE SNR-8000 Satellite System : GPS Serial Number : T112 Firmware Version : 3.2.32.8 Elevation Cutoff Setting : 4 deg Date Installed : 1999-06-21T22:30Z Date Removed : 2002-10-29T20:30Z Temperature Stabiliz. : none Additional Information : Firmware update 3.7 Receiver Type : ROGUE SNR-8000 Satellite System : GPS Serial Number : T112 Firmware Version : 3.2.32.11 Elevation Cutoff Setting : 4 deg Date Installed : 2002-10-29T20:30Z Date Removed : 2004-08-05T14:26Z Temperature Stabiliz. : none Additional Information : Firmware update 3.8 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UC1200343001 Firmware Version : CN00 Elevation Cutoff Setting : 0 deg Date Installed : 2004-08-05T14:26Z Date Removed : 2005-06-23T00:00Z Temperature Stabiliz. : none Additional Information : 3.9 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UC1200343002 Firmware Version : CQ00 Elevation Cutoff Setting : 4 deg Date Installed : 2005-07-15T00:00Z Date Removed : 2012-02-07T00:00Z Temperature Stabiliz. : none Additional Information : 3.10 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UC2200524006 Firmware Version : CQ00 Elevation Cutoff Setting : 4 deg Date Installed : 2012-02-07T00:00Z Date Removed : 2012-09-21T00:00Z Temperature Stabiliz. : none Additional Information : the computer and UPS were replaced. 3.11 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UC1200343002 Firmware Version : CQ00 Elevation Cutoff Setting : 4 deg Date Installed : 2012-09-21T00:00Z Date Removed : 2013-10-24T16:59Z Temperature Stabiliz. : none Additional Information : 3.12 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01523 Firmware Version : 3.5.3 Elevation Cutoff Setting : 4 deg Date Installed : 2013-10-24T17:00Z Date Removed : 2014-10-27T17:00Z Temperature Stabiliz. : none Additional Information : 3.13 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01523 Firmware Version : 3.5.7b0 Elevation Cutoff Setting : 0 deg Date Installed : 2014-10-27T17:15Z Date Removed : 2015-01-21T22:08Z Temperature Stabiliz. : none Additional Information : SBAS off : L1 center frq set to 1573 3.14 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01523 Firmware Version : 3.5.8b0-12-52e9 Elevation Cutoff Setting : 0 deg Date Installed : 2015-01-21T22:09Z Date Removed : 2016-02-11T18:17Z Temperature Stabiliz. : none Additional Information : SBAS off : L1 center frq set to 1573 3.15 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01523 Firmware Version : 3.6.4 Elevation Cutoff Setting : 0 deg Date Installed : 2016-02-11T18:30Z Date Removed : 2017-06-29T23:59Z Temperature Stabiliz. : none Additional Information : SBAS off 3.16 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+BDS Serial Number : 01523 Firmware Version : 3.6.4 Elevation Cutoff Setting : 0 deg Date Installed : 2017-06-30T00:00Z Date Removed : 2018-10-02T01:07Z Temperature Stabiliz. : none Additional Information : SBAS off 3.17 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+BDS Serial Number : 01523 Firmware Version : 3.7.2 Elevation Cutoff Setting : 0 deg Date Installed : 2018-10-02T01:30Z Date Removed : 2019-05-23T23:53Z Temperature Stabiliz. : none Additional Information : 3.18 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 01523 Firmware Version : 3.7.6 Elevation Cutoff Setting : 0 deg Date Installed : 2019-05-23T23:53Z Date Removed : 2020-03-27T17:40Z Temperature Stabiliz. : none Additional Information : 3.19 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+BDS Serial Number : 01523 Firmware Version : 3.7.9 Elevation Cutoff Setting : 0 deg Date Installed : 2020-03-27T17:40Z Date Removed : 2020-06-12T18:00Z Temperature Stabiliz. : none Additional Information : 3.20 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS Serial Number : 3025537 Firmware Version : 5.3.2 Elevation Cutoff Setting : 0 deg Date Installed : 2020-06-12T18:00Z Date Removed : 2020-11-02T18:00Z Temperature Stabiliz. : Additional Information : 3.21 Receiver Type : JAVAD TRE_3 DELTA Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 02701 Firmware Version : 3.7.9 Elevation Cutoff Setting : 0 deg Date Installed : 2020-11-02T18:00Z Date Removed : 2021-03-23T23:30Z Temperature Stabiliz. : Additional Information : The Septentrio is not compatible with 5MHz : timing input available from the H-Maser at this : site so it was replaced with the Javad which can : accept it. 3.22 Receiver Type : JAVAD TRE_3 DELTA Satellite System : GPS+GLO+GAL+BDS Serial Number : 02701 Firmware Version : 4.0.02 Elevation Cutoff Setting : 0 deg Date Installed : 2021-03-23T23:30Z Date Removed : 2021-07-27T22:41Z Temperature Stabiliz. : Additional Information : The Septentrio is not compatible with 5MHz : timing input available from the H-Maser at this : site so it was replaced with the Javad which can : accept it. 3.23 Receiver Type : JAVAD TRE_3 DELTA Satellite System : GPS+GLO+GAL+BDS Serial Number : 02701 Firmware Version : 4.1.01 Elevation Cutoff Setting : 0 deg Date Installed : 2021-07-27T22:41Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : Additional Information : The Septentrio is not compatible with 5MHz : timing input available from the H-Maser at this : site so it was replaced with the Javad which can : accept it. 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 : 112 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0610 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : JPLA Radome Serial Number : Antenna Cable Type : Antenna Cable Length : Date Installed : 1992-12-29T00:00Z Date Removed : 1999-06-01T00:00Z Additional Information : Radome (only) removed following vandalism. 4.2 Antenna Type : AOAD/M_T NONE Serial Number : 112 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0610 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 : Antenna Cable Length : Date Installed : 1999-06-01T00:00Z Date Removed : 2007-01-23T18:00Z Additional Information : No antenna change, only radome removed. 4.3 Antenna Type : ASH701945E_M NONE Serial Number : CR520022114 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0610 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 : Times Microwave LMR600 Antenna Cable Length : 67 m Date Installed : 2007-01-23T18:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : Antenna powered through powered GPS : signal splitter. 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 : PIE1 7234 Tied Marker Usage : Tied Marker CDP Number : 7234 Tied Marker DOMES Number : 40456S001 Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : -36.916 dy (m) : -34.827 dz (m) : -35.255 Accuracy (mm) : Survey method : Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : VLBA 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 : EXTERNAL H-MASER Input Frequency : 5.0 MHz Effective Dates : 1992-12-29/2006-09-12 Notes : H-Maser replaced with new unit. 6.2 Standard Type : EXTERNAL H-MASER Input Frequency : 5.0 MHz Effective Dates : 2006-09-12/2007-02-06 Notes : H-Maser replaced with new unit. 6.3 Standard Type : EXTERNAL H-MASER Input Frequency : 5.0 MHz Effective Dates : 2007-02-06/2013-02-13 Notes : New H-Maser installed ~18:00 UTC. 6.4 Standard Type : INTERNAL Input Frequency : Effective Dates : 2013-02-13/2013-03-07 Notes : 6.5 Standard Type : EXTERNAL H-MASER Input Frequency : 5.0 MHz Effective Dates : 2013-03-07/2020-06-12 Notes : 6.6 Standard Type : INTERNAL Input Frequency : Effective Dates : 2020-06-12/2020-11-02 Notes : 6.7 Standard Type : EXTERNAL H-MASER Input Frequency : 5.0 MHz Effective Dates : 2020-11-02/2023-08-21 Notes : Power issues at Pietown VLBA site have been : affecting station PIE1 causing periodic outages. : The receiver lost tracking on 2023-08-21T16:53Z : due to the H-Maser external reference going : offline. The receiver will be reverted to : internal/steered VCO until further notice. 6.8 Standard Type : INTERNAL Input Frequency : Effective Dates : 2023-08-21/2023-08-28 Notes : During the period of 2023-08-21T17:00Z to : 2023-08-28T20:15Z there was no tracking of data. 6.9 Standard Type : EXTERNAL H-MASER Input Frequency : 5.0 MHz Effective Dates : 2023-08-28/CCYY-MM-DD Notes : 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.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) 9.3.1 Signal Obstructions : Tree (small) removed Effective Dates : 2007-01-11/CCYY-MM-DD Additional Information : Small tree removed from side of antenna. 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 10.1 Date : 2006-09-12/2007-02-06 Event : H-Maser replaced with new unit. 10.2 Date : 2007-02-06/CCYY-MM-DD Event : H-Maser replaced with new unit. 10.3 Date : 2012-02-07/2012-02-07 Event : Transition from .soc to .ash data types. : For soc data types used soc2rnx to do the : conversion to RINEX data. For ash data types : using teqc directly to do the conversion to : RINEX data. 10.4 Date : 2012-02-07/2012-02-07 Event : The computer and UPS were replaced. : When reconnecting the receivers to the sites, : PIE1 got connected to uZ receiver with : sn=UC2200524006 instead of to uZ receivr with : sn=UC1200343002, and PIE2 got connected to : uZ receiver with sn=UC1200343002 instead of to : uZ receiver with sn=UC2200524006. 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : NRAO Pie Town Preferred Abbreviation : PT VLBA Mailing Address : PT VLBA : P.O. Box O : Socorro, NM : USA 87801 Primary Contact Contact Name : Nelson Atencio Telephone (primary) : 505-772-2580 Telephone (secondary) : 505-772-2579 Fax : 505-772-2615 E-mail : ptvlba@aoc.nrao.edu Secondary Contact Contact Name : Lonnie Guin Telephone (primary) : 505-772-2580 Telephone (secondary) : 505-772-2579 Fax : 505-772-2615 E-mail : ptvlba@aoc.nrao.edu Additional Information : New contact 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 Secondary Data Center : CDDIS URL for More Information : Hardcopy on File Site Map : Site Diagram : 2/1994 Horizon Mask : 2/1994 Monument Description : 2/1994 Site Pictures : 1/2007 Additional Information : Antenna Graphics with Dimensions ASH701945E_M +-------+ / + \ <-- 0.1280 L2 | + | <-- 0.1100 L1 +-----------------+-------------+------------------+ <-- 0.1006 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0376 +-------------------+-------------+--------------------+ <-- 0.0346 BCR | | | | +------x------+ <-- 0.0000BPA=ARP <-- 0.3794 --> 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.