MARA Site Information Form (site log) International GNSS Service 0. Form Prepared by (full name) : Eugen Wildermann Date Prepared : 2009-08-27 Report Type : UPDATE If Update: Previous Site Log : mara_20090728.log Modified/Added Sections : 3.4, 3.5/-- 1. Site Identification of the GNSS Monument Site Name : Maracaibo Four Character ID : MARA Monument Inscription : IERS DOMES Number : 42402M001 CDP Number : Monument Description : Concrete pillar Height of the Monument : 1.208m Monument Foundation : Concrete iron conections to buildings main structure Foundation Depth : Marker Description : Date Installed : 24/02/98 22:43 Geologic Characteristic : Conglomerate Bedrock Type : Sedimentary Bedrock Condition : Fracture Spacing : Notes : Additional Information : Pillar situated on roof of building 2. Site Location Information City or Town : Maracaibo State or Province : Zulia Country : Venezuela Tectonic Plate : Carribean plate Approximate Position X coordinate (m) : 1976117.083m Y coordinate (m) :-5948895.246m Z coordinate (m) : 1173592.100m Latitude (deg) : 10.673977N Longitude (deg) : 71.624431W Elevation (m) : 28.424m Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : LEICA SR299E Satellite System : GPS Serial Number : SN 10579 Firmware Version : 5.02 Date Installed : 24/02/98 22:43 Date Removed : Additional Information : 3.2 Receiver Type : LEICA SR9500 Satellite System : GPS Serial Number : SN 10579 Firmware Version : 5.02 Date Installed : 24/02/98 22:43 Date Removed : 14/07/08 23:00 Additional Information : 3.3 Receiver Type : Sokkia GSR2700 RS Satellite System : GPS Serial Number : SVG06460027 Firmware Version : 2.312 Date Installed : 15/07/08 00:00 Date Removed : 12/03/09 00:00 Additional Information : 3.4 Receiver Type : LEICA SR9500 Satellite System : GPS Serial Number : SN 10579 Firmware Version : 5.02 Date Installed : 12/03/09 22:43 Date Removed : 27/07/09 23:59 Additional Information : 3.5 Receiver Type : Sokkia GSR2700 RS Satellite System : GPS Serial Number : SVG06460027 Firmware Version : 2.312 Date Installed : 28/07/09 00:00 Date Removed : Additional Information : On 28/July only a switch of receivers took place. 4. GNSS Antenna Information 4.1 Antenna Type : LEICA AT-303 Serial Number : 2014 Antenna Height (m) : 0.045m Antenna Reference Point : BCR Degree Offset from North : 0 Antenna Radome Type : No radome Date Installed : 24/02/98 22:43 Date Removed : Additional Information : 4.2 Antenna Type : LEIAT303 Serial Number : 2014 Antenna Height (m) : 0.0455m Antenna Reference Point : BCR Degree Offset from North : 0 Antenna Radome Type : No radome Date Installed : 24/02/98 22:43 Date Removed : Additional Information : 4.3 Antenna Type : LEIAT303 Serial Number : 2014 Antenna Height (m) : 0.0450m Antenna Reference Point : BCR Degree Offset from North : 0 Antenna Radome Type : No radome Date Installed : 24/02/98 22:43 Date Removed : 14/07/08 23:00 Additional Information : The antenna height was measured again. The height is 0.0450 m (status of April 18, 2008). Sorry for any inconvenience. 4.4 Antenna Type : NOV533+CR (Novatel ANT-533) Serial Number : 40519 Antenna Height (m) : 0.0780m Antenna Reference Point : BCR Degree Offset from North : 0 Antenna Radome Type : NOVC (Novatel Radome) Date Installed : 15/07/08 00:00 Date Removed : Additional Information : - Due to SOKKIA Software-problems Antena UP +0.0780 is not correctly implemented at the RINEX-header. Please use above mentioned value. - Due to SOKKIA Software-problems C2 and P2 indicators at RINEX-header are interchanged. Switch it for correct use of P2. - Sorry for any inconvenience. 5. Local Site Ties 5.1 Monument Name : EXC1 Site Ref CDP Number : Site Ref Domes Number : Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : 0.339 m dy (m) : -1.053 m dz (m) : -5.917 m Accuracy (mm) : 2 Date Measured : 1998 Additional Information : 5.2 Monument Name : EXC2 Site Ref CDP Number : Site Ref Domes Number : Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : -4.789 m dy (m) : -1.552 m dz (m) : 0.067 m Accuracy (mm) : 2 Date Measured : 1998 Additional Information : 5.x Monument Name : Site Ref CDP Number : Site Ref Domes Number : Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : dy (m) : dz (m) : Accuracy (mm) : Date Measured : Additional Information : 6. Frequency Standard 6.1 Standard Type : INTERNAL Frequency : Effective Dates : Notes : 6.x Standard Type : Frequency : Effective Dates : Notes : 7. Collocation Information 7.1 Instrumentation Type : Status : Effective Dates : Notes : 7.x Instrumentation Type : Status : Effective Dates : Notes : 8. Meteorological Instrumentation 8.1 Humidity Sensor Model : Manufacturer : Data Frequency : Accuracy (% rel h) : Effective Dates : Notes : 8.2 Pressure Sensor Model : Manufacturer : Data Frequency : Accuracy (mbar) : Height Diff to GPS (m) : Effective Dates : Notes : 8.3 Temperature Sensor Model : Manufacturer : Data Frequency : Accuracy (deg C) : Effective Dates : Notes : 8.4 Water Vapor Radiometer : Manufacturer : Distance to GPS (m) : Elev Diff to GPS (m) : Effective Dates : Notes : 8.5 Other Instrumentation : 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. Signal Obstructions : TREES Effective Dates : 1998-06-18 Additional Information : cut down partly at beginning of 2007 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 : Laboratorio de Geodesia Fisica y Satelital Universidad del Zulia Preferred Abbreviation : LGFS-LUZ Mailing Address : LUZ - Facultad de Ingenieria Edif. de Profesores, Av. 16 Guajira Apartado Postal 15851 Maracaibo - Z.P. 4005AP Venezuela Primary Contact Name : Eugen Wildermann Telephone (primary) : +58-261-7598870 Telephone (secondary) : +58-261-7430319 Fax : +58-261-7598818 E-mail : ewilderm@luz.edu.ve Secondary Contact Contact Name : Melvin Hoyer Telephone (primary) : +58-414-9602620 Telephone (secondary) : +58-261-7598818 Fax : +58-261-7598818 E-mail : mhoyer@luz.edu.ve Additional Information : 12. Responsible Agency (if different from 11.) Agency : DGFI Mailing Address : Alfons Goppel Str. 11 D-80539 Muenchen Germany Primary Contact Contact Name : Hermann Drewes Telephone (primary) : +49-89-23031106 Telephone (secondary) : Fax : +49-89-23031240 E-mail : drewes@dgfi.badw-muenchen.de Secondary Contact Contact Name : Klaus Stuber Telephone (primary) : +49-89-23031119 Telephone (secondary) : Fax : +49-89-23031240 E-mail : stuber@dgfi.badw-muenchen.de Additional Information : 13. More Information URL for More Information : Hardcopy on File Site Diagram : (Y) Site Map : (Y) Horizon Mask : (Y) Monument Description : (Y) Site Pictures : (Y) Additional Information : (multiple lines) Antenna Graphics with Dimensions (insert text graphic) ANTENNA DIMENSIONS ------------------ Novatel Choque Ring Marca Novatel P/N: ANT-533 (NOV533+CR) S/N: 40519 WT: 9.1 Lbs REV A ANTCOM Corporation Torrance, CA, USA _ <---- 0.22285m Top of RADOM NOVC / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / \ | / +-------------+ \ | / | + | \ <-- L1= 0.087m | / | | \ | +------------------------------------------------------+ <-- 0.07230m TCR | | | | | | <-- L2 =0.070m | | + | | | | | | * | <-- 0.05085m (nominal) | | x=0,y=0,z=50.85 mm | | +--------------------------*---------------------------+ <-- 0.00000m BCR=ARP <---- <---------------------- 0.308m ------------------------> 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 ------------------- . . - -------------\ /------------------------- Wolfgang Seemueller ( ) ( ) ***_ ^ -o- Tel. +49 89 23031-1109 DGFI, Abt.I | | | | *|* o|_ / \/\ / \ Fax: +49 89 23031-1240 Marstallplatz 8 |o| |o| |o |_) / \/\ email: D-80539 Muenchen | |/\| | |___| / seemueller@dgfi.badw-muenchen.de -----------------------------------------------------------------------------