International GPS Service GRAS Site Information Form See Instructions at: ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Jean-Pierre Marechal Date Prepared : 2004-01-26 Report Type : UPDATE If Update: Previous Site Log : gras_20030423.log Modified/Added Sections : 3.4,11,12 1. Site Identification of the GNSS Monument Site Name : Observatoire de Calern - OCA Four Character ID : GRAS Monument Inscription : none IERS DOMES Number : 10002M006 CDP Number : (A4) Monument Description : PILLAR Height of the Monument : 1 Monument Foundation : CONCRETE BLOCK Foundation Depth : (m) Marker Description : BRASS NAIL Date Installed : 1995-02-10 Geologic Characteristic : BEDROCK 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 : (multiple lines) : Monument is a concrete pillar on bedrock : with forced centering plate. 2. Site Location Information City or Town : Caussols State or Province : Alpes-Maritimes Country : France Tectonic Plate : Eurasia Approximate Position (ITRF) X coordinate (m) : 4581693.6808 Y coordinate (m) : 556114.7130 Z coordinate (m) : 4389363.3719 Latitude (N is +) : +434516.92 Longitude (E is +) : +0065514.16 Elevation (m,ellips.) : 01320.3 Additional Information : Observatory located at Caussols, on plateau : de Calern, 10 Km NW of Grasse. 3. GNSS Receiver Information 3.1 Receiver Type : ROGUE SNR-8100 Satellite System : GPS Serial Number : 146 Firmware Version : V2.8 Elevation Cutoff Setting : 4 Date Installed : 1995-02-22 Date Removed : 1996-05-07 Temperature Stabiliz. : NONE Additional Information : (multiple lines) 3.2 Receiver Type : ROGUE SNR-12 RM Satellite System : GPS Serial Number : 242 Firmware Version : 3.2.32.9 Elevation Cutoff Setting : 4 Date Installed : 1996-10-03 Date Removed : 2003-04-22 Temperature Stabiliz. : NONE Additional Information : (multiple lines) 3.3 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : 26990 Firmware Version : 7.29 Elevation Cutoff Setting : 5 Date Installed : 2003-04-23 Date Removed : 2004-01-26 Temperature Stabiliz. : NONE Additional Information : (multiple lines) 3.4 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : 26990 Firmware Version : 7.19A Elevation Cutoff Setting : 5 Date Installed : 2004-01-26 Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : NONE Additional Information : (multiple lines) 4. GNSS Antenna Information 4.1 Antenna Type : AOAD/M_T Serial Number : 469 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0350 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : Date Installed : 1995-02-22 Date Removed : 1996-05-07 Additional Information : (multiple lines) 4.2 Antenna Type : AOAD/M_T Serial Number : 219 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0350 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : Date Installed : 1996-10-03 Date Removed : 2003-04-22 Additional Information : (multiple lines) 4.3 Antenna Type : TRM29659.00 Serial Number : 0220256858 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0350 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : TRIMBLE Antenna Cable Length : 60 Date Installed : 2003-04-23 Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : Cable with preampli at 30m 5. Surveyed Local Ties 5.1 Tied Marker Name : SLR Tied Marker Usage : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc) Tied Marker CDP Number : 7835 Tied Marker DOMES Number : 10002S001 Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : +0.632 dy (m) : +44.858 dz (m) : -1.199 Accuracy (mm) : 2 Survey method : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc) Date Measured : 1995-02-17 Additional Information : (multiple lines) 5.2 Tied Marker Name : Mobile VLBI marker Tied Marker Usage : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc) Tied Marker CDP Number : 7605 Tied Marker DOMES Number : 10002M003 Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : +0.639 dy (m) : +11.081 dz (m) : -9.235 Accuracy (mm) : 1 Survey method : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc) Date Measured : 1995-02-17 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) : 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 : 5MHz Effective Dates : 1996-10-03 Notes : (multiple lines) 6.2 Standard Type : INTERNAL Input Frequency : Effective Dates : 2003-04-23 Notes : (multiple lines) 7. Collocation Information 7.1 Instrumentation Type : SLR Status : PERMANENT Effective Dates : 1995-02-17 Notes : (multiple lines) 7.2 Instrumentation Type : VLBI Status : MOBILE Effective Dates : 1995-02-17 Notes : (multiple lines) 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 : (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 : (multiple lines) 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 : Observatoire de la cote d'Azur Preferred Abbreviation : OCA Mailing Address : Observatoire de la Cote d'Azur : Avenue Nicolas Copernic : 06130 GRASSE - France Primary Contact Contact Name : Maurice LAPLANCHE Telephone (primary) : (33) 4 93 40 54 20 Telephone (secondary) : Fax : E-mail : maurice.laplanche@obs-azur.fr Secondary Contact Contact Name : Francis PIERRON Telephone (primary) : (33) 4 93 40 54 20 Telephone (secondary) : Fax : E-mail : Francis.Pierron@obs-azur.fr Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Centre National d'Etudes Spatiales Preferred Abbreviation : CNES Mailing Address : CNES - DCT/OP/EM : 18, avenue Edouard Belin : 31401 TOULOUSE CEDEX 04 - France Primary Contact Contact Name : Jean-Pierre Marechal Telephone (primary) : (33) 5 61 27 36 95 Telephone (secondary) : Fax : (33) 5 61 28 15 36 E-mail : jean-pierre.marechal@cnes.fr Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 13. More Information Primary Data Center : IGN Secondary Data Center : URL for More Information : Hardcopy on File Site Map : (Y or URL) Site Diagram : X Horizon Mask : (Y) Monument Description : (Y) Site Pictures : X Additional Information : (multiple lines) Antenna Graphics with Dimensions --- L2 Phase Center => / + \ <---------------+ L1 Phase Center => | + | <---------+ | +----------------------------------------------+ | | | | | | | | | | | | | | | | | | ================================================== | | | | | | | +-+ | | 0.163 m Antenna Ref.Point(ARP=BPA) => +====| |====+ <--+ | | | Mount | | 0.145 m | | | 0.035 m | | Monument Ref. Point (M006) => | +-+ | <--+ <--+-----+ +----------------+====| |====+-----------------+ | | | | | | | Concrete pillar | | | | | | | ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center