HLFX Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : Peter Taylor Date Prepared : 2003-05-23 Report Type : UPDATE If Update: Previous Site Log : hlfx_20030305.log Modified/Added Sections : 1,2, 8.2.1 1. Site Identification of the GNSS Monument Site Name : HLFX CACS-ACP Four Character ID : HLFX Monument Inscription : 961000 IERS DOMES Number : 40120M001 CDP Number : Monument Description : concrete pillar Height of the Monument : 1.50 Monument Foundation : Anchored to exposed bedrock Foundation Depth : Marker Description : brass plate Date Installed : 2001-12-19 Geologic Characteristic : BEDROCK Bedrock Type : Bedrock Condition : FRESH Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : The GPS reference mark consists of a forced : centering brass plate mounted on top of a 1.5 : metre high, 40cm diameter concrete pillar : anchored to bedrock. 2. Site Location Information City or Town : HALIFAX State or Province : Nova Scotia Country : CANADA Tectonic Plate : North American Approximate Position (ITRF) X coordinate (m) : 2018905.80 Y coordinate (m) : -4069070.52 Z coordinate (m) : 4462415.41 Latitude (N is +) : +444100.78 Longitude (E is +) : -0633640.60 Elevation (m,ellips.) : 3.12 Additional Information : GPS station at the Bedford Institute of : Oceanography in Halifax, Nova Scotia. 3. GNSS Receiver Information 3.1 Receiver Type : AOA BENCHMARK ACT Satellite System : GPS Serial Number : 1123 Firmware Version : 3.3.32.2N Elevation Cutoff Setting : 10 Date Installed : 2001-12-19T00:00Z Date Removed : 2002-03-14T00:00Z Temperature Stabiliz. : NONE Additional Information : 3.2 Receiver Type : AOA BENCHMARK ACT Satellite System : GPS Serial Number : 1119 Firmware Version : 3.3.32.2N Elevation Cutoff Setting : 10 Date Installed : 2002-03-14T00:00Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : NONE Additional Information : 4. GPS Antenna Information 4.1 Antenna Type : AOAD/M_T Serial Number : 464 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.1000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0.0000 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : LDF4-50A Antenna Cable Length : 65.00 m. Date Installed : 2001-12-19T05:00Z Date Removed : 2002-03-20T15:10Z Additional Information : 4.2 Antenna Type : AOAD/M_T Serial Number : 452 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.1000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0.0000 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : LDF4-50A Antenna Cable Length : 65.00 m. Date Installed : 2002-03-20T15:10Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : 5. Surveyed Local Ties : NONE 6. Frequency Standard 6.1 Standard Type : INTERNAL Input Frequency : 5 MHZ Effective Dates : 2001-12-19 Notes : 7. Collocation Information : NONE 8. Meteorological Instrumentation 8.1.1 Humidity Sensor Model : HMP-35A Manufacturer : VAISALA Serial Number : XXX Data Sampling Interval : 900.00 SEC. Accuracy (% rel h) : 5.00 Aspiration : NONE Height Diff to Ant : Calibration date : Effective Dates : 2001-12-19 Notes : 8.2.1 Pressure Sensor Model : PTB-100A Manufacturer : VAISALA Serial Number : 145 Data Sampling Interval : 900.00 SEC. Accuracy : 0.25 Mbar. Aspiration : NONE Height Diff to Ant : Calibration date : Effective Dates : 2001-12-19 Notes : The readings are modeled as a function of the : pressure transducer output and the : temperature. 8.3.1 Temp. Sensor Model : YSI 44212 Manufacturer : YSI Serial Number : XXX Data Sampling Interval : 900.00 SEC. Accuracy : 0.20 deg. C. Aspiration : NONE Height Diff to Ant : Calibration date : Effective Dates : 2001-12-19 Notes : 9. Local Ongoing Conditions Possibly Affecting Computed Position: NONE 10. Local Episodic Effects Possibly Affecting Data Quality: NONE 11. On-Site, Point of Contact Agency Information Agency : NRCan/GEODETIC SURVEY OF CANADA Preferred Abbreviation : NRCan/GSD Mailing Address : 615 Booth St., Ottawa, Ontario : CANADA, K1A 0E9 Primary Contact Contact Name : Mark Caissy Telephone (primary) : 613-995-4024 Telephone (secondary) : Fax : 613-995-3215 E-mail : mark.caissy@nrcan.gc.ca Secondary Contact Contact Name : Peter Taylor Telephone (primary) : 613-992-2106 Telephone (secondary) : Fax : 613-995-3215 E-mail : peter.taylor@nrcan.gc.ca Additional Information : 12. Responsible Agency (if different from 11.) Agency : Preferred Abbreviation : Mailing Address : Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : 13. More Information Primary Data Center : CDDIS Secondary Data Center : NRCan URL for More Information : Hardcopy on File Site Map : Site Diagram : Horizon Mask : Monument Description : Site Pictures : Additional Information : Antenna Graphics with Dimensions Type: AOAD/M_T --- L2 Phase Center => / + \ <---------------+ L1 Phase Center => | + | <---------+ | +----------------------------------------------+ | | | | | | | | | | | | | | | | | | ================================================== | | | | | | | +-+ | | 0.228m Antenna Ref. Point (ARP) => +====| |====+ <--+ | | | | | 0.210m | | | | | | | | | | | Mount => | | 0.100m | | | | | | | | | | | | | +-+ | | | | Monument => +----------------+====| |====+-----------------+ <--+-----+ Ref. Point | | | | | | | Concrete pillar | | | | | | | ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering