International GPS Service UNB3 Site Information Form See Instructions at: ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Richard Langley/Liliana Suke/Rodrigo Leandro Date Prepared : 2006-12-28 Report Type : Update If Update: Previous Site Log : unb3_20060115.log Modified/Added Sections : 1, 3.2, 3.3, 4.2, 13 1. Site Identification of the GNSS Monument Site Name : University of New Brunswick, Fredericton Four Character ID : UNB3 Monument Inscription : IERS DOMES Number : 40146S001 CDP Number : (A4) Monument Description : MAST Height of the Monument : (m) Monument Foundation : WALL Foundation Depth : (m) Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 2001-05-23T12:00Z Geologic Characteristic : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc) Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : (1-10 cm/10-50 cm/50-200 cm/over 200 cm) Fault zones nearby : (YES/NO/Name of the zone) Distance/activity : (multiple lines) Additional Information : UNB3 using UNB1's antenna (via splitter) : Mast was fixed to penthouse wall on top of Head : Hall, UNB, Fredericton until 2006-08-15 : A new antenna adapter was installed : on 2006-08-16 to raise the antenna above : the new parapet on the roof. : A new DOMES number and 4-character ID (UNBJ) : were obtained, referring to the on-axis point : where the mast meets the adapter. : The position of UNBJ ARP is approximately : 0.227 m above UNB1 ARP. : Site coordinates coincide with (former IGS site) : UNB1's ARP 2. Site Location Information City or Town : Fredericton State or Province : New Brunswick Country : Canada Tectonic Plate : North American Approximate Position (ITRF) X coordinate (m) : 1761288.2 Y coordinate (m) : -4078238.6 Z coordinate (m) : 4561417.8 Latitude (N is +) : +455700.75 Longitude (E is +) : -0663830.14 Elevation (m,ellips.) : 22.85 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE R7 Satellite System : GPS Serial Number : 30314 Firmware Version : 2.26 November, 04, 2005 Elevation Cutoff Setting : 10 Date Installed : 2006-01-11 Date Removed : Temperature Stabiliz. : NONE Additional Information : Receiver on short-term loan from Cansel/ : Trimble 3.2 Receiver Type : TRIMBLE R7 Satellite System : GPS Serial Number : 30314 Firmware Version : 2.28 May, 22, 2006 Elevation Cutoff Setting : 10 Date Installed : 2006-08-18 Date Removed : 2006-10-10 Temperature Stabiliz. : NONE Additional Information : Firmware Upgrade 3.3 Receiver Type : TRIMBLE NETR5 Satellite System : GPS and GLONASS Serial Number : 4626K01818 Firmware Version : 3.20 Elevation Cutoff Setting : 0 Date Installed : 2006-11-02 Date Removed : Temperature Stabiliz. : NONE Additional Information : Receiver on short-term loan from Cansel/ : Trimble 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS) Serial Number : (A5) 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 : JPSREGANT_DD_E Serial Number : RA0193 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0 Marker->ARP North Ecc(m) : (F8.4) Marker->ARP East Ecc(m) : (F8.4) Alignment from True N : Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 2001-05-23T12:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : Antenna acquired in 1999; regular observations : 2001-05-23 4.2 Antenna Type : JPSREGANT_DD_E Serial Number : RA0193 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.227 Marker->ARP North Ecc(m) : 0 Marker->ARP East Ecc(m) : 0 Alignment from True N : 0 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : Antenna Cable Length : Date Installed : 2006-08-16T12:00Z Date Removed : Additional Information : Marker->ARP changed after UNB1 was : decommissioned and a new adapter was installed : since UNB3 continued to use UNB1 : (former IGS site) coordinates, : ARP coincides with UNBJ's ARP 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.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) : dy (m) : dz (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 : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 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 : GPS, GLONASS Status : PERMANENT Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : UNB1; UNB2 7.x Instrumentation Type : Status : (PERMANENT/MOBILE) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8. Meteorological Instrumentation 8.1.1 Humidity Sensor Model : MET3A Manufacturer : Paroscientific Serial Number : 84221 Data Sampling Interval : 180 seconds Accuracy (% rel h) : 2% Aspiration : FAN Height Diff to Ant : 1.19m Calibration date : 2002-07-26 Effective Dates : 2003-08-01/CCYY-MM-DD Notes : Humidity sensor is 21 cm below barometer reference height (ref: personal communication from Paroscientific). 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) 8.2.1 Pressure Sensor Model : MET3A Manufacturer : Paroscientific Serial Number : 84221 Data Sampling Interval : 180 seconds Accuracy : 0.08 hPa Height Diff to Ant : 1.396m Calibration date : 2002-07-26 Effective Dates : 2003-08-01/CCYY-MM-DD Notes : Height given is barometer reference height minus antenna reference point height (sensor is above antenna). 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) 8.3.1 Temp. Sensor Model : MET3A Manufacturer : Paroscientific Serial Number : 84221 Data Sampling Interval : 180 seconds Accuracy : 0.1 degree C Aspiration : FAN Height Diff to Ant : 1.19m Calibration date : 2002-07-26 Effective Dates : 2003-08-01/CCYY-MM-DD Notes : Temperature sensor is 21 cm below barometer reference height (ref: personal communication from Paroscientific). 8.3.x Temp. Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (hPa) 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 : 9. Local Ongoing Conditions Possibly Affecting Computed Position 9.1.x Radio Interferences : (TV/CELL PHONE ANTENNA/RADAR/etc) Observed Degredations : (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/BUILDLINGS/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 : University of New Brunswick Preferred Abbreviation : UNB Mailing Address : Dept. GGE, UNB, Fredericton, NB E3B5A3 Primary Contact Contact Name : Prof. Richard B. Langley Telephone (primary) : +1 506 453-5142 Telephone (secondary) : +1 506 453-4698 Fax : +1 506 453-4943 E-mail : lang@unb.ca Additional Information : 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 URL for More Information : gge.unb.ca/Resources/UNBJ&UNB1.html Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y) Horizon Mask : (Y) Monument Description : (Y) Site Pictures : gauss.gge.unb.ca/WAAS/Head.Hall.Antennas.jpg Antenna Graphics with Dimensions JPSREGANT_DD_E +-------------------------+ <--------------Plastic Housing for / ------------------- \ Antenna/Choke Ring / / + \ \ <-- 0.1186 L2 +---------+ | + | +---------+ <-- 0.1131 L1 | +-------------------------------------------------+ | <-- 0.xxxx TCR / | | \ | | | | | | | | | | | | \+-----------------------------------------------------+/ |+-----------------------------------------------------+| <-- 0.xxxx BCR \______________ | | ______________/ \ | | / \+---------x---------+/ <--+-----+ <-- 0.0000 BPA=ARP | | | | | | | | | | | | | | | | | | 0.227m | | | | | | | | 0.3001m New Adapter => | | | | | | | | UNB1 BPA => | x | <-------+ | | | | | | | | | | | | | Top of pole --> +-----------+ <-------------+ 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