CHAB Site Information Form (site log)
     USGS Continuously Operating Reference Station


0.   Form

0.1  Prepared by (full name)  : Karen Wendt
     Date Prepared            : 1998-09-02
     Report Type              : UPDATE

0.2  Prepared by (full name)  : Nancy Brantner
     Date Prepared            : 1999-06-11
     Report Type              : UPDATE
     
0.3  Prepared by (full name)  : Karen Wendt
     Date Prepared            : 2005-02-22
     Report Type              : UPDATE
     
0.4  Prepared by (full name)  : Cedric de La Beaujardiere
     Date Prepared            : 2005-04-20T20:15Z
     Report Type              : UPDATE
     
0.5  Prepared by (full name)  : Cedric de La Beaujardiere
     Date Prepared            : 2005-05-13T22:36Z
     Report Type              : UPDATE
     
0.x  Prepared by (full name)  :
     Date Prepared            : (CCYY-MM-DDThh:mmZ)
     Report Type              : (NEW/UPDATE)


1.   Site Identification of the GPS Monument

     Site Name                : Chabot
     Four Character ID        : CHAB
     Monument Inscription     :
     IERS DOMES Number        : (XXXXXXXXX)
     CDP Number               : (XXXX)
     Monument Description     : (PILLAR/BRASS PLATE/STEEL MAST/etc)
       Height of the Monument : (m)
       Monument Foundation    : (STEEL RODS, CONCRETE BLOCK, ROOF, etc)
       Foundation Depth       : (m)
     Marker Description       : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc)
     Date Installed           : (CCYY-MM-DDThh:mmZ)
     Geologic Characteristic  : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc)
       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)


2.   Site Location Information

     City or Town             : Near San Leandro
     State or Province        : California
     Country                  : USA
     Tectonic Plate           : North American
     Approximate Position
       X coordinate (m)       : -2685745
       Y coordinate (m)       : -4278241
       Z coordinate (m)       :  3881400
       Latitude (N is +)      :  +374326.76
       Longitude (E is +)     : -1220709.48
       Elevation (m,ellips.)  : 00214.0
     Additional Information   : ARP ITRF96 POSITION (EPOCH 1997.0) computed in
                              : Jul. 1998 using 15 days of data.
     

3.   GPS Receiver Information

3.1  Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 830
     Firmware Version         : 5F
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1991-08-26
     Date Removed             : 1991-12-17
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware change

3.2  Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 830
     Firmware Version         : 6F22
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1991-12-18
     Date Removed             : 1992-06-02
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.3  Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 107
     Firmware Version         : 7A24
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1992-06-03
     Date Removed             : 1992-06-04
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.4  Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 763
     Firmware Version         : 7A24
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1992-06-05
     Date Removed             : 1992-06-09
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.5  Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 225
     Firmware Version         : 6GP4
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1992-06-10
     Date Removed             : 1992-06-24
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.6  Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 107
     Firmware Version         : 7A
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1992-06-26
     Date Removed             : 1992-06-28
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.7  Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 830
     Firmware Version         : 6F22
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1992-06-29
     Date Removed             : 1992-07-14
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.8  Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 361
     Firmware Version         : 6GP4
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1992-07-15
     Date Removed             : 1992-07-29
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.9  Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 108
     Firmware Version         : 7A24
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1992-07-30
     Date Removed             : 1992-10-06
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware change

3.10 Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 108
     Firmware Version         : 6M24
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1992-10-07
     Date Removed             : 1993-07-12
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware change

3.11 Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 108
     Firmware Version         : 7A26
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1993-07-13
     Date Removed             : 1993-12-02
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.12 Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 762
     Firmware Version         : 7A26
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1993-12-03
     Date Removed             : 1993-12-17
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.13 Receiver Type            : ASHTECH LM-XII
     Satellite System         : GPS
     Serial Number            : 108
     Firmware Version         : 7A26
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1993-12-18
     Date Removed             : 1995-04-10
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.14 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 591
     Firmware Version         : 1E00
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-04-10
     Date Removed             : 1995-07-19
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.15 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 143
     Firmware Version         : 1E24
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-07-19
     Date Removed             : 1995-08-15
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.16 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 591
     Firmware Version         : 1E00
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-08-16
     Date Removed             : 1996-11-13
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.17 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 143
     Firmware Version         : 1E95
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1996-11-14
     Date Removed             : 1996-12-02
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.18 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 141
     Firmware Version         : 1E95
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1996-12-02
     Date Removed             : 1998-07-14
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware change

3.19 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 141
     Firmware Version         : 1I00
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1998-08-23
     Date Removed             : 1998-08-27
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware change

3.20 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 141
     Firmware Version         : CB00
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1998-09-02
     Date Removed             : 1999-08-11
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware change

3.21 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 141
     Firmware Version         : CC00
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1999-08-12
     Date Removed             : 1999-09-07
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.22 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 809
     Firmware Version         : CD00
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1999-09-27
     Date Removed             : 2001-01-20
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.23 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 579
     Firmware Version         : CC00
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2001-02-02
     Date Removed             : 2004-09-21
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver removed

3.24 Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 600
     Firmware Version         : CD00
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2004-09-23
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : 

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, but note the first A11 is used in SINEX)
     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   : 


4.   GPS Antenna Information

4.1  Antenna Type             : ASH700228D
     Serial Number            : 1058
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1991-08-26
     Date Removed             : 1991-09-12
     Additional Information   : Antenna removed

4.2  Antenna Type             : ASH700228A
     Serial Number            : 0718
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1991-09-12
     Date Removed             : 1991-10-07
     Additional Information   : Antenna removed

4.3  Antenna Type             : ASH700228D
     Serial Number            : 1058
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1991-10-08
     Date Removed             : 1991-10-09
     Additional Information   : Antenna removed

4.4  Antenna Type             : ASH700228A
     Serial Number            : 0718
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1991-10-10
     Date Removed             : 1992-06-02
     Additional Information   : Antenna removed

4.5  Antenna Type             : ASH700228D
     Serial Number            : 031
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1992-06-03
     Date Removed             : 1992-06-04
     Additional Information   : Antenna removed

4.6  Antenna Type             : ASH700228A
     Serial Number            : 1026
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1992-06-05
     Date Removed             : 1992-06-09
     Additional Information   : Antenna removed

4.7  Antenna Type             : ASH700228A
     Serial Number            : 733
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1992-06-10
     Date Removed             : 1992-06-24
     Additional Information   : Antenna removed

4.8  Antenna Type             : ASH700228D
     Serial Number            : 031
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1992-06-26
     Date Removed             : 1992-06-28
     Additional Information   : Antenna removed

4.9  Antenna Type             : ASH700228A
     Serial Number            : 1027
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1992-06-29
     Date Removed             : 1992-07-14
     Additional Information   : Antenna removed
     
4.10 Antenna Type             : ASH700228A
     Serial Number            : 614
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1992-07-15
     Date Removed             : 1992-07-29
     Additional Information   : Antenna removed

4.11 Antenna Type             : ASH700228A
     Serial Number            : 1026
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1992-07-30
     Date Removed             : 1993-12-02
     Additional Information   : Antenna removed

4.12 Antenna Type             : ASH700228A
     Serial Number            : 0745
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1993-12-03
     Date Removed             : 1993-12-17
     Additional Information   : Antenna removed

4.13 Antenna Type             : ASH700228A
     Serial Number            : 1026
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1993-12-18
     Date Removed             : 1995-04-10
     Additional Information   : Antenna removed

4.14 Antenna Type             : ASH700228D
     Serial Number            : 1058
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1995-04-10
     Date Removed             : 1995-08-15
     Additional Information   : Antenna removed

4.15 Antenna Type             : ASH700228A
     Serial Number            : 0745
     Antenna Height (m)       : 0.0
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : (A4 from rcvr_ant.tab; see instructions)
     Radome Serial Number     : 
     Date Installed           : 1995-08-16
     Date Removed             : 1996-04-07
     Additional Information   : Antenna replaced; monument is top of pipe,
                                screwed into antenna base.

4.16 Antenna Type             : ASH700936D_M
     Serial Number            : CR14845
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  :  -0.0035
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : CAFG
     Radome Serial Number     : 
     Date Installed           : 1996-04-09
     Date Removed             : 1998-08-27
     Additional Information   : Antenna adapter replaced; should be exact
                                size of previous adapter.
     
4.17 Antenna Type             : ASH700936D_M
     Serial Number            : CR14845
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  :  -0.0035
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : CAFG
     Radome Serial Number     : 
     Date Installed           : 1998-09-02
     Date Removed             :
     Additional Information   : 
     
4.x  Antenna Type             :
     Serial Number            :
     Antenna Reference Point  : (ARP/BCR/BPA)
     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      :
     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        : (CCYY-MM-DD/CCYY-MM-DD)
       Notes                  : (multiple lines)

6.x  Standard Type            : (H-MASER/CESIUM/QUARTZ/INTERNAL/RUBIDIUM)
       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                   : U.S. Geological Survey
     Preferred Abbreviation   : (A10)
     Mailing Address          : 345 Middlefield Road, MS 977
                              : Menlo Park, CA  94025
     Primary Contact            
       Contact Name           : Jerry Svarc
       Telephone (primary)    : 650-329-4815
       Telephone (secondary)  :
       Fax                    : 650-329-5163
       E-mail                 : jsvarc@usgs.gov
     Secondary Contact
       Contact Name           :
       Telephone (primary)    :
       Telephone (secondary)  :
       Fax                    :
       E-mail                 :
     Additional Information   : (multiple lines)


12.  Responsible Agency (if different from 11.)

     Agency                   : 
     Preferred Abbreviation   : (A10)
     Mailing Address          : (multiple lines)
     Primary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  :
       Fax                    :
       E-mail                 :
     Secondary Contact
       Contact Name           :
       Telephone (primary)    :
       Telephone (secondary)  :
       Fax                    :
       E-mail                 :
     Additional Information   : 
                                


13.  More Information

     Primary Data Center      :
     Secondary Data Center    :
     URL for More Information :
         http://www.grdl.noaa.gov/GRD/GPS/Projects/ANTCAL
     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          : (Y or URL)
     Additional Information   : (multiple lines)
     Antenna Graphics with Dimensions

                         -----
                     /     +     \                        <--  0.128  L2
                    |      +      |                       <--  0.110  L1
  +--------------------------------------------------+    <--  0.102  TCR
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
+-+--------------------------------------------------+-+  <--  0.038
+-------------------+-------------+--------------------+  <--  0.035  BCR
                    |             |
                   =|             |
                    +------x------+                       <--  0.000  BPA=ARP

<--                      0.381                       -->