GRAS Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : Louis Duquesne Date Prepared : 28-MAR-2001 Report Type : UPDATE Prepared Using : 1. Site Identification of the GPS Monument Site Name : Observatoire de Calern - OCA Four Character ID : GRAS Monument Inscription : none IERS DOMES Number : 10002M006 CDP Number : (XXXX) Date Installed : 10-FEB-1995 hh:mm UT 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) Notes : (multiple lines) Additional Information : 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 X coordinate (m) : 4581693.6808 Y coordinate (m) : 556114.7130 Z coordinate (m) : 4389363.3719 Latitude (deg) : 43.7547 N Longitude (deg) : 6.9206 E Elevation (m) : 1320.3182 Additional Information : Observatory located at Caussols, on plateau : de Calern, 10 Km NW of Grasse. 3. GPS Receiver Information 3.1 Receiver Type : ROGUE SNR-8100 Serial Number : 146 Firmware Version : V2.8 - May 25, 1993 Date Installed : 22-FEB-1995 hh:mm UT Date Removed : 07-MAY-1996 hh:mm UT Additional Information : (multiple lines) 3.2 Receiver Type : ROGUE SNR-12 RM Serial Number : 242 Firmware Version : 3.2.32.4 - Febrary 28, 1995 Date Installed : 03-OCT-1996 hh:mm UT Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : (multiple lines) 4. GPS Antenna Information 4.1 Antenna Type : DORNE MARGOLIN T Serial Number : 469 Antenna Height (m) : 0.035 Antenna Reference Point : ARP Degree Offset from North : Antenna Radome Type : Date Installed : 22-FEB-1995 hh:mm UT Date Removed : 07-MAY-1996 hh:mm UT Additional Information : (multiple lines) 4.2 Antenna Type : AOAD/M_T Serial Number : 219 Antenna Height (m) : 0.035 Antenna Reference Point : ARP Degree Offset from North : Antenna Radome Type : Date Installed : 03-OCT-1996 hh:mm UT Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : (multiple lines) 5. Local Site Ties 5.1 Monument Name : SLR Site Ref CDP Number : 7835 Site Ref Domes Number : 10002 S001 Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : + 0.632 dy (m) : +44.858 dz (m) : - 1.199 Accuracy (mm) : 2 Date Measured : 17-FEB-1995 hh:mm UT Additional Information : (multiple lines) 5.2 Monument Name : Mobile VLBI marker Site Ref CDP Number : 7605 Site Ref Domes Number : 10002 M003 Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : + 0.639 dy (m) : +11.081 dz (m) : - 9.235 Accuracy (mm) : 1 Date Measured : 17-FEB-1995 hh:mm UT Additional Information : (multiple lines) 6. Frequency Standard 6.1 Standard Type : INTERNAL Frequency : 5 MHz Effective Dates : 03-OCT-1996 - dd-MMM-yyyy Notes : (multiple lines) 7. Collocation Information 7.1 Instrumentation Type : SLR Status : PERMANENT Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 7.2 Instrumentation Type : VLBI Status : MOBILE Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8. Meteorological Instrumentation 8.1 Humidity Sensor Model : Manufacturer : Data Frequency : Accuracy (% rel h) : (% rel h) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.2 Pressure Sensor Model : Manufacturer : Data Frequency : Accuracy (mbar) : (mbar) Height Diff to GPS (m) : (m) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.3 Temperature Sensor Model : Manufacturer : Data Frequency : Accuracy (deg C) : (deg C) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.4 Water Vapor Radiometer : Manufacturer : Distance to GPS (m) : (m) Elev Diff to GPS (m) : (m) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.5 Other Instrumentation : (multiple lines) 9. On-Site, Point of Contact Agency Information Agency : Obs. de Calern - OCA Mailing Address : Observatoire de la Cote d'Azur : Avenue Nicolas Copernic : 06100 GRASSE - France Primary Contact Contact Name : Francis PIERRON Telephone (primary) : (33) 4 93 40 54 20 Telephone (secondary) : Fax : E-mail : PIERRON@OBS-AZUR.FR Secondary Contact Contact Name : LAPLANCHE or PARIS Telephone (primary) : (33) 4 93 40 54 20 Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 10. Responsible Agency (if different from 9.) Agency : Centre National d'Etudes Spatiales Mailing Address : CNES - EO/ST/SC : 18, avenue Edouard Belin : 31401 TOULOUSE CEDEX 04 - France Primary Contact Contact Name : Louis Duquesne Telephone (primary) : (33) 5 61 28 19 62 Telephone (secondary) : Fax : (33) 5 61 28 15 36 E-mail : Louis.Duquesne@cnes.fr Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 11. More Information URL for More Information : Hardcopy on File Site Map : X 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) => +====| |====+ <--+ | | | 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