LPAL Site Information Form (site log) International GPS Service See Instructions at: ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Miguel Angel Cano Villaverde Date Prepared : 2008-07-09 Report Type : UPDATE If Update: Previous Site Log : lpal_20050822.log Modified/Added Sections : 3.1, 3.2, 4.1, 4.2, 12 1. Site Identification of the GNSS Monument Site Name : La Palma Four Character ID : LPAL Monument Inscription : None IERS DOMES Number : 81701M001 CDP Number : None Monument Description : PILLAR Height of the Monument : 1.2 m Monument Foundation : CONCRETE BLOCK Foundation Depth : 2 m Marker Description : BRASS PLATE Date Installed : 2001-05-17 Geologic Characteristic : BEDROCK Bedrock Type : IGNEOUS Bedrock Condition : FRESH Fracture Spacing : 11-50 cm Fault zones nearby : NO Distance/activity : (multiple lines) Additional Information : LPAL is a reference point of the Spanish : National GPS Reference Stations Network : raised by the Instituto Geografico Nacional. : The monument is a reinforced concrete pillar : on the top of the roof of a 3 meters height : building of the Roque de los Muchachos : Observatory, Astrophysical Institute of : Canarias. 2. Site Location Information City or Town : Roque de los Muchachos State or Province : Santa Cruz de Tenerife, La Palma Island, : Canary Islands Country : Spain Tectonic Plate : African Approximate Position (ITRF) X coordinate (m) : 5326648 Y coordinate (m) : -1719828 Z coordinate (m) : 3052056 Latitude (N is +) : +284550.00 Longitude (E is +) : -0175338.00 Elevation (m,ellips.) : 02207.0 Additional Information : (multiple lines) 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : 00028542 Firmware Version : NP 7.19 / SP 3.04 Elevation Cutoff Setting : 0 Date Installed : 2001-05-17T00:00Z Date Removed : 2008-07-09T00:00Z Temperature Stabiliz. : NONE Additional Information : (multiple lines) 3.2 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLONASS Serial Number : 355499 Firmware Version : 5.62 Elevation Cutoff Setting : 0 Date Installed : 2008-07-09T10:00Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : NONE Additional Information : (multiple lines) 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS/GLONASS/GPS+GLONASS) 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 : TRM29659.00 TCWD Serial Number : 214115 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0000 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 Antenna Radome Type : TCWD Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : 30 Date Installed : 2001-05-17T00:00Z Date Removed : 2008-07-09T00:00Z Additional Information : (multiple lines) 4.2 Antenna Type : LEIAT504GG NONE Serial Number : 200625 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0000 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 : 30 Date Installed : 2008-07-09T10:00Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : (multiple lines) 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) : (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 : INTERNAL Input Frequency : (if external) Effective Dates : 2001-05-17/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.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.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 : Astrophysical Institute of Canarias (IAC) : Observatorio Roque de los Muchachos Preferred Abbreviation : IAC-OARM Mailing Address : Apartado de correos 303 : E-38700 Santa Cruz de La Palma : SPAIN Primary Contact Contact Name : Juan Carlos Perez Arencibia Telephone (primary) : +34 922 40 55 00 Telephone (secondary) : Fax : +34 922 40 55 01 E-mail : jcperez@orm.iac.es Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Instituto Geografico Nacional Preferred Abbreviation : IGN-E Mailing Address : C/ General Ibanez Ibero, 3 : E-28003 MADRID : SPAIN Primary Contact Contact Name : Miguel Angel Cano Villaverde Telephone (primary) : +34 91 597 9424 Telephone (secondary) : +34 91 597 9562 Fax : +34 91 597 9616 E-mail : macano@fomento.es Secondary Contact Contact Name : Marcelino Valdes Perez de Vargas Telephone (primary) : +34 91 597 9433 Telephone (secondary) : +34 91 597 9562 Fax : +34 91 597 9616 E-mail : mvaldes@fomento.es Additional Information : (multiple lines) 13. More Information Primary Data Center : BKGE Secondary Data Center : OLG URL for More Information : http://www.epncb.oma.be/info/LPAL.html Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y or URL) Horizon Mask : (Y or URL) Monument Description : (Y or URL) Site Pictures : http://www.epncb.oma.be/pictures/LPAL.html Additional Information : (multiple lines) Antenna Graphics with Dimensions LEIAT504GG +-------+ <-- 0.1393 / + \ | + | +-----------------+-------------+------------------+ <-- 0.1012 TCR | | | | | | | | +-+--------------------------------------------------+-+ +-------------------+-------------+--------------------+ <-- 0.0345 BCR | | | | +------x------+ + <-- 0.000 BPA=ARP +-------------------(x)-------------------+ + <-- Marker | | | (x) = (Marker on the top of pillar) | | | | | | | <-- 0.3794 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering BPA: Bottom of Preamplifier