DOAR Site Information IGEF-UNAM Instituto de Geofisica. Department of Seismology 0. Form Prepared by (full name) : Jose Antonio Santiago Santiago Date Prepared : JUN-2006 / UPDATE 29-AUG-2006 Report Type : Prepared Using : 1. Site Identification of the GPS Monument Site Name : DOS ARROYOS Four Character ID : DOAR Monument Inscription : 00000000-16872-2002a IERS DOMES Number : SCIGN CDP Number : (XXXX) Monument Description : TRIPODE Height of the Monument : (m) Monument Foundation : STEEL RODS Foundation Depth : (m) Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 21-MAR-2003 Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Monolith Notes : Additional Information : Monument is drilled-braced type 2. Site Location Information City or Town : DOS ARROYOS State or Province : Guerrero Country : Mexico Tectonic Plate : NA Approximate Position (ITRF) X coordinate (m) : -1022730.494 Y coordinate (m) : -6014400.551 Z coordinate (m) : 1855130.2766 Latitude (N is +) : +170115.74 Longitude (E is +) : -0993902.38 Elevation (m,ellips.) : 240 Additional Information : : Coordinate system used is (WGS84). 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : zr20021405 Firmware Version : cj 12 Elevation Cutoff Setting : 0 deg Date Installed : 21-MAR-2003 Date Removed : 16-MAY-2005 Temperature Stabiliz. : none Additional Information : (multiple lines) 3.1bis Receiver Type : LEICA RS500 Satellite System : GPS Serial Number : 82147 Firmware Version : 4.20 Elevation Cutoff Setting : 0 deg Date Installed : 17-MAY-2004 Date Removed : 17-MAY-2005 Temperature Stabiliz. : none Additional Information : ASHTECH receiver show some problems : We install this equipment (DOAP) in a monument : a few meters to DOAR. This point is DOAP. : Antenna is AT504 LEICA chokering # 1220 3.2 Receiver Type : LEICA RS500 Satellite System : GPS Serial Number : 82147 Firmware Version : 4.20 Elevation Cutoff Setting : 0 deg Date Installed : 17-MAY-2005 Date Removed : 23-AUG-2006 Temperature Stabiliz. : none Additional Information : (multiple lines) 3.3 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : ZR220021405 Firmware Version : Elevation Cutoff Setting : 0 deg Date Installed : 23-AUG-2006 Date Removed : Temperature Stabiliz. : none Additional Information : (multiple lines) 3.3 bis Receiver Type : LEICA RS500 Satellite System : GPS Serial Number : 82153 Firmware Version : 4.20 Elevation Cutoff Setting : 0 deg Date Installed : 23-AUG-2006 Date Removed : Temperature Stabiliz. : none Additional Information : we install DOAP receiver to avoid lost of data 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS/GLONASS/GPS+GLONASS) Serial Number : (A20, but note the first A5 is used in SINEX) 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. GPS Antenna Information 4.1 Antenna Type : ASH701945E_M SCIT Serial Number : cr62002301 O CR620022301 Antenna Height (m) : Antenna Reference Point : Degree Offset from North : 0 Antenna Radome Type : SCIGN (SCIT) Date Installed : 21-MAR-2003 Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : Antenna height is fixed, and measured from the : lower surface of the antenna plate to the old : stainless steel pin mark : 4.x Antenna Type : Serial Number : Antenna Height (m) : (m) Antenna Reference Point : (ARP/BCR/BPA) Degree Offset from North : Antenna Radome Type : Date Installed : (dd-MMM-yyyy hh:mm UT) Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : (multiple lines) 6. Frequency Standard 6.1 Standard Type : INTERNAL Input Frequency : Effective Dates : (CCYY-MM-DD/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) 11. On-Site, Point of Contact Agency Information Agency : Departamento de Sismologia Mailing Address : Instituto de Geofisica - UNAM : Universidad Nacional Autonoma de Mexico : Coyoacan, 04510 Mexico, D.F. Primary Contact Contact Name : Dr. Vladimir Kostoglodov Telephone (primary) : 5622-4126 Telephone (secondary) : 5622-4127 Fax : 5616-2547 E-mail : vladi@servidor.unam.mx Secondary Contact Contact Name : Jose Antonio Santiago Santiago Telephone (primary) : 5622-4126 Telephone (secondary) : 5622-4127 Fax : 5616-2547 E-mail : santiago@geofisica.unam.mx Additional Information : santiago@ssn.ssn.unam.mx 11. More Information URL For More Information : http://tlacaelel.igeofcu.unam.mx/~vladimir/gpsred/gpsred.html http://tlacaelel.igeofcu.unam.mx/~vladimir/gpsred/dosarroyos/doargps.html Hardcopy on File Site Map : (Y) Site Diagram : (Y) Horizon Mask : (Y) Monument Description : (Y) Site Pictures : (Y) Additional Information : (multiple lines) Antenna Graphics with Dimensions ASH701945B_M ASH701945C_M ASH701945D_M ASH701945E_M +-------+ / + \ <-- 0.1280 L2 | + | <-- 0.1100 L1 +-----------------+-------------+------------------+ <-- 0.1006 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0376 +-------------------+-------------+--------------------+ <-- 0.0346 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3794 --> 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