BKVL00USA Site Information Form
     FLDT Continuously Operating Reference Station
     See Instructions at:
       https://files.igs.org/pub/station/general/sitelog_instr.txt

0.   Form

     Prepared by (full name)  : Don Haw
     Date Prepared            : 2024-02-20
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : bkvl_20230821.log
      Modified/Added Sections : 3.24


1.   Site Identification of the GNSS Monument

     Site Name                : Brooksville
     Four Character ID        : BKVL
     Monument Inscription     :
     IERS DOMES Number        : 49525S001
     CDP Number               : (A4)
     Monument Description     : CONCRETE PILLAR
       Height of the Monument : (m)
       Monument Foundation    : CONCRETE CYLINDER
       Foundation Depth       : (m)
     Marker Description       : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc)
     Date Installed           : 2003-06-06T00:00Z
     Geologic Characteristic  : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc)
       Bedrock Type           : (IGNEOUS/METAMORPHIC/SEDIMENTARY)
       Bedrock Condition      : (FRESH/JOINTED/WEATHERED)
       Fracture Spacing       : (1-10 cm/11-50 cm/51-200 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             : Brooksville
     State or Province        : Florida
     Country                  : United States
     Tectonic Plate           : North American
     Approximate Position (ITRF)
       X coordinate (m)       : 736863.697
       Y coordinate (m)       : -5562275.738
       Z coordinate (m)       : 3022761.818
       Latitude (N is +)      : +282825.69
       Longitude (E is +)     : -0822713.21
       Elevation (m,ellips.)  : -6.6
     Additional Information   : ARP IGS08 POSITION (EPOCH 2005.00)
                              : Computed in Aug 2011 using data through gpswk
                              :  1631.


3.   GNSS Receiver Information

3.1  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : LPO19992601
     Firmware Version         : CD00
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2003-06-06T12:30Z
     Date Removed             : 2006-04-12
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver replaced.

3.2  Receiver Type            : LEICA GRX1200PRO
     Satellite System         : GPS
     Serial Number            : 463169
     Firmware Version         : 5.10
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2006-04-12
     Date Removed             : 2013-11-25T16:00Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware version correction.

3.3  Receiver Type            : LEICA GR10
     Satellite System         : GPS+GLO
     Serial Number            : 1702024
     Firmware Version         : 3.0.1103
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2013-11-25T18:00Z
     Date Removed             : 2013-11-26T17:03Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update 
                              : 2020-nov-19 FSC fix removed date

3.4  Receiver Type            : LEICA GR10
     Satellite System         : GPS+GLO
     Serial Number            : 1702024
     Firmware Version         : 3.01/6.212
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2013-11-26T17:03Z 
     Date Removed             : 2014-12-03T14:55Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update 
                              : 2020-nov-19 FSC fix install date

3.5  Receiver Type            : LEICA GR10
     Satellite System         : GPS+GLO
     Serial Number            : 1702024
     Firmware Version         : 3.00/6.113 
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2014-12-03T14:55Z 
     Date Removed             : 2015-11-05T11:42Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update 

3.6  Receiver Type            : LEICA GR10
     Satellite System         : GPS+GLO
     Serial Number            : 1702024
     Firmware Version         : 3.11/6.403 
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2015-11-05T11:42Z 
     Date Removed             : 2016-02-22T18:09Z  
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update 

3.7  Receiver Type            : LEICA GR10
     Satellite System         : GPS+GLO
     Serial Number            : 1702024
     Firmware Version         : 3.22/6.521
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2016-02-22T18:09Z 
     Date Removed             : 2016-06-01T22:59Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update

3.8  Receiver Type            : LEICA GR10
     Satellite System         : GPS+GLO
     Serial Number            : 1702024
     Firmware Version         : 4.00/6.522 
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2016-06-01T22:59Z 
     Date Removed             : 2016-12-30T23:50Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update

3.9  Receiver Type            : LEICA GR10
     Satellite System         : GPS+GLO
     Serial Number            : 1702024
     Firmware Version         : 4.02/6.522
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2016-12-30T23:50Z
     Date Removed             : 2017-01-31T01:00Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Receiver change 

3.10 Receiver Type            : LEICA GR30
     Satellite System         : GPS+GLO
     Serial Number            : 1701947
     Firmware Version         : 4.10/6.523
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2017-01-31T01:00Z 
     Date Removed             : 2017-02-23T02:59Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update 

3.11 Receiver Type            : LEICA GR30
     Satellite System         : GPS+GLO
     Serial Number            : 1701947
     Firmware Version         : 4.11/6.523 
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2017-02-23T02:59Z 
     Date Removed             : 2017-03-30T15:34Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update 

3.12 Receiver Type            : LEICA GR30
     Satellite System         : GPS+GLO
     Serial Number            : 1701947
     Firmware Version         : 4.10/7.102 
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2017-03-30T15:34Z 
     Date Removed             : 2017-08-03T12:00Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update 

3.13 Receiver Type            : LEICA GR30
     Satellite System         : GPS+GLO
     Serial Number            : 1701947
     Firmware Version         : 4.11/7.102
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2017-08-03T12:00Z
     Date Removed             : 2018-02-22T15:00Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update 

3.14 Receiver Type            : LEICA GR30
     Satellite System         : GPS+GLO
     Serial Number            : 1701947
     Firmware Version         : 4.20/7.300 
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2018-02-22T15:00Z 
     Date Removed             : 2018-08-02T12:05Z 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Firmware update 

3.15 Receiver Type            : LEICA GR30
     Satellite System         : GPS+GLO
     Serial Number            : 1701947
     Firmware Version         : 4.30/7.402 
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2018-08-02T12:05Z 
     Date Removed             : 2020-05-09T06:00Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.16 Receiver Type            : LEICA GR30
     Satellite System         : GPS+GLO
     Serial Number            : 1701947
     Firmware Version         : 4.31/7.403 
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2020-05-09T06:00Z
     Date Removed             : 2021-07-01T19:16Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : firmware

3.17 Receiver Type            : LEICA GR30
     Satellite System         : GPS+GLO
     Serial Number            : 1701947
     Firmware Version         : 4.50/7.710
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2021-07-01T19:16Z
     Date Removed             : 2021-10-05
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : firmware

3.18 Receiver Type            : LEICA GR50
     Satellite System         : GPS+GLO
     Serial Number            : 1834800
     Firmware Version         : 4.50/7.710
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2021-10-05
     Date Removed             : 2021-11-05T05:06Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : new receiver

3.19 Receiver Type            : LEICA GR50
     Satellite System         : GPS+GLO
     Serial Number            : 1834800
     Firmware Version         : 4.51/7.710
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2021-11-05T05:06Z
     Date Removed             : 2022-01-20T08:30Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : new firmware

3.20 Receiver Type            : LEICA GR50
     Satellite System         : GPS+GLO
     Serial Number            : 1834800
     Firmware Version         : 4.52/7.711
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2022-01-20T08:30Z
     Date Removed             : 2022-07-23T05:05Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : new firmware

3.21 Receiver Type            : LEICA GR50
     Satellite System         : GPS+GLO
     Serial Number            : 1834800
     Firmware Version         : 4.60/7.811
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2022-07-23T05:05Z
     Date Removed             : 2022-11-10T05:05Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : new firmware

3.22 Receiver Type            : LEICA GR50
     Satellite System         : GPS+GLO+GAL
     Serial Number            : 1834800
     Firmware Version         : 4.61/7.811
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2022-11-10T05:05Z
     Date Removed             : 2023-08-08T07:30Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.23 Receiver Type            : LEICA GR50
     Satellite System         : GPS+GLO+GAL+BDS
     Serial Number            : 2090707
     Firmware Version         : 4.70/7.813
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2023-08-08T07:30Z
     Date Removed             : 2024-02-15T09:09Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : new receiver

3.24 Receiver Type            : LEICA GR50
     Satellite System         : GPS+GLO+GAL+BDS
     Serial Number            : 2090707
     Firmware Version         : 4.80/7.900
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2024-02-15T09:09Z
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : new firmware

3.x  Receiver Type            : (A20, from rcvr_ant.tab; see instructions)
     Satellite System         : (GPS+GLO+GAL+BDS+QZSS+SBAS)
     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.   GNSS Antenna Information

4.1  Antenna Type             : ASH701933A_M    SCIS
     Serial Number            : CR519992620
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0000
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    :
     Antenna Radome Type      : SCIS
     Radome Serial Number     : (A4 from rcvr_ant.tab; see instructions)
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 2003-06-06T12:30Z
     Date Removed             : 2013-11-25T16:00Z
     Additional Information   : Antenna change

4.2  Antenna Type             : LEIAR20         NONE
     Serial Number            : 16268012
     Antenna Reference Point  : BAM
     Marker->ARP Up Ecc. (m)  : 0.0000
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 0 deg
     Antenna Radome Type      : NONE
     Radome Serial Number     : (A4 from rcvr_ant.tab; see instructions)
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 2013-11-25T18:00Z
     Date Removed             : 2023-02-23T17:28Z
     Additional Information   : Antenna adjusted +0.002 m vertically

4.3  Antenna Type             : LEIAR20         LEIM
     Serial Number            : 24291018
     Antenna Reference Point  : BAM
     Marker->ARP Up Ecc. (m)  : 0.0000
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 0 deg
     Antenna Radome Type      : LEIM
     Radome Serial Number     : (A4 from rcvr_ant.tab; see instructions)
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 2023-02-23T17:28Z
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     Additional Information   : new antenna

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        : 2003-06-06/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 Interference      : (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                   : Florida Department of Transportation
     Preferred Abbreviation   : FLDOT
     Mailing Address          : 605 Suwannee Street
                              : Tallahassee, Florida 32399
     Primary Contact
       Contact Name           : Ron Hanson
       Telephone (primary)    : 850-414-4254 (office)
       Telephone (secondary)  : 850-510-8596 (celluar)
       Fax                    : 850-488-2587
       E-mail                 : ronald.hanson@dot.state.fl.us
     Secondary Contact
       Contact Name           : Scott Harper
       Telephone (primary)    : 850-414-4596
       Telephone (secondary)  : 850-728-1240
       Fax                    :
       E-mail                 : scott.harper@dot.state.fl.us
     Additional Information   : (multiple lines)


12.  Responsible Agency (if different from 11.)

     Agency                   : (multiple lines)
     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   : (multiple lines)


13.  More Information

     Primary Data Center      : https://geodesy.noaa.gov/corsdata/
     Secondary Data Center    : 
     URL for More Information : https://geodesy.noaa.gov/CORS
     Hardcopy on File
       Site Map               : Y
       Site Diagram           : Y
       Horizon Mask           : Y
       Monument Description   : Y
       Site Pictures          : (Y or URL)
     Additional Information   : (multiple lines)
     Antenna Graphics with Dimensions
       https://files.igs.org/pub/station/general/antenna.gra