SNEC00CZE Site Information Form (site log)
     International GNSS Service
     See Instructions at:
       https://files.igscb.org/pub/station/general/sitelog_instr.txt


0.   Form

     Prepared by (full name)  : GEONAS team (geonas@irsm.cas.cz)
     Date Prepared            : 2010-07-01
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : snec00cze_20080630.log
      Modified/Added Sections : 11, 13


1.   Site Identification of the GNSS Monument

     Site Name                : Snezka
     Four Character ID        : SNEC
     Monument Inscription     : CONCRETE PANEL
     IERS DOMES Number        : 11519M001
     CDP Number               : (A4)
     Monument Description     : PANEL ON BRICK CHIMNEY FILLED BY CONCRETE
       Height of the Monument : 5.35 m
       Monument Foundation    : BEDROCK
       Foundation Depth       : 0.3 m
     Marker Description       : BRASS PLATE WITH SCREW
     Date Installed           : 2001-10-23T12:00Z
     Geologic Characteristic  : METAMORPHIC
       Bedrock Type           : (IGNEOUS/METAMORPHIC/SEDIMENTARY)
       Bedrock Condition      : FRESH
       Fracture Spacing       : over 200 cm
       Fault zones nearby     : NONE
         Distance/activity    : (multiple lines)
     Additional Information   : BUILDING FOUNDED JUST ON BEDROCK.
                              : The bedrock is MICA SCHIST / HORNFELS.


2.   Site Location Information

     City or Town             : Pec (Pod Snezkou)
     State or Province        : Hradec Kralove District
     Country                  : Czechia
     Tectonic Plate           : EURASIAN
     Approximate Position (ITRF)
       X coordinate (m)       : 3894163.000
       Y coordinate (m)       : 1097514.900
       Z coordinate (m)       : 4916279.900
       Latitude (N is +)      : +504409.17
       Longitude (E is +)     : +0154423.07
       Elevation (m,ellips.)  : 1651.6
     Additional Information   : (multiple lines)


3.   GNSS Receiver Information

3.1  Receiver Type            : ASHTECH Z18
     Satellite System         : GPS+GLO
     Serial Number            : ZX420011205
     Firmware Version         : ZT16 0065
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2001-10-23T12:00Z
     Date Removed             : 2006-03-07T14:00Z
     Temperature Stabiliz.    : (deg C) +/- (deg C)
     Additional Information   : NONE

3.2  Receiver Type            : TPS GB-1000
     Satellite System         : GPS+GLO
     Serial Number            : 8QKMDE527LS
     Firmware Version         : 2.5 Jun,22,2005 p1
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2006-03-07T14:00Z
     Date Removed             : 2009-06-10
     Temperature Stabiliz.    : (deg C) +/- (deg C)
     Additional Information   : NONE

3.x  Receiver Type            : (A20, from rcvr_ant.tab; see instructions)
     Satellite System         : (GPS+GLO+GAL+BDS+QZSS+IRNSS+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             : ASH701946.2     SNOW
     Serial Number            : CR 320013201
     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    : 0 deg
     Antenna Radome Type      : SNOW
     Radome Serial Number     : 
     Antenna Cable Type       : Orig. Ashtech suppl., BELDEN 8214 BRAID RG-8TYPE
     Antenna Cable Length     : 10 m
     Date Installed           : 2001-10-23T12:00Z
     Date Removed             : 2006-03-16T11:30Z
     Additional Information   : (multiple lines)

4.2  Antenna Type             : TPSCR3_GGD      CONE
     Serial Number            : 2170484
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  :   0.1000
     Marker->ARP North Ecc(m) :   0.0000
     Marker->ARP East Ecc(m)  :   0.0000
     Alignment from True N    : 0 deg
     Antenna Radome Type      : CONE
     Radome Serial Number     : 
     Antenna Cable Type       : Orig. Ashtech suppl., BELDEN 8214 BRAID RG-8TYPE
     Antenna Cable Length     : 10 m
     Date Installed           : 2006-03-16T11:30Z
     Date Removed             : 2009-06-10
     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        : 2001-10-23/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

8.1.1  Humidity Sensor Model  : H982
       Manufacturer           : ANEMO
       Serial Number          : TH806662
       Data Sampling Interval :    30 sec
       Accuracy (% rel h)     : 1 % rel h
       Aspiration             : NATURAL
       Height Diff to Ant     : 0 m
       Calibration date       : 2005-12-15
       Effective Dates        : 2006-03-16/CCYY-MM-DD
       Notes                  : Integrated temp.& hum. module
                              : In surrounding located
                              : meteorological station SNIEZKA.
                              : See www.weatheronline.co.uk
                              : or www.wetteronline.de (Location: Sniezka)

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)

8.2.1  Pressure Sensor Model  : N
       Manufacturer           : ANEMO
       Serial Number          : 58/06
       Data Sampling Interval :  30 sec
       Accuracy               : 2 hPa
       Height Diff to Ant     : -1 m
       Calibration date       : 2005-12-15
       Effective Dates        : 2006-03-16/CCYY-MM-DD
       Notes                  : In surrounding located
                              : meteorological station SNIEZKA.
                              : See www.weatheronline.co.uk
                              : or www.wetteronline.de (Location: Sniezka)

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)

8.3.1  Temp. Sensor Model     : T97
       Manufacturer           : ANEMO
       Serial Number          : TH806662
       Data Sampling Interval : 30 sec
       Accuracy               : 0.2 deg C
       Aspiration             : NATURAL
       Height Diff to Ant     : 0 m
       Calibration date       : 2005-12-15
       Effective Dates        : 2006-03-16/CCYY-MM-DD
       Notes                  : Integrated temp.& hum. module
                              : In surrounding located
                              : meteorological station SNIEZKA.
                              : See www.weatheronline.co.uk
                              : or www.wetteronline.de (Location: Sniezka)

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/BUILDINGS/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                   : Academy of Sciences of the Czech Republic
                              : Institute of Rock Structure and Mechanics
                              : Department of Engineering Geology
     Preferred Abbreviation   : IRSM CAS
     Mailing Address          : V Holesovickach 41
                              : CZ-182 09 Praha 8
                              : Czechia
     Primary Contact
       Contact Name           : GEONAS team
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : geonas@irsm.cas.cz
     Secondary Contact
       Contact Name           : Zdenek Fucik
       Telephone (primary)    : +420 266 009 362
       Telephone (secondary)  : 
       Fax                    : +420 284 680 105
       E-mail                 : fucik@irsm.cas.cz
     Additional Information   : Third Contact
                              : RNDr. Zdenka Schenkova CSc.
                              : +420 266 009 337
                              : +420 266 009 338
                              : +420 284 680 105
                              : zdschenk@irsm.cas.cz




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      : BKG
     Secondary Data Center    : BEV
     URL for More Information : N/A
     Hardcopy on File
       Site Map               : N/A
       Site Diagram           : N/A
       Horizon Mask           : N/A
       Monument Description   : N/A
       Site Pictures          : N/A
     Additional Information   : ---                          |
                              : ---                       |
                              : ---                    |
                              : ---                 |
                              : ---              |
                              : ---           |
                              : ---        |
                              : ---     |
                              : ---  |
                              : --+
                              : :---
                              : ---                          |
                              : ---                       |
                              : ---                    |
                              : ---                 |
                              : ---              |
                              : ---           |
                              : ---        |
                              : ---     |
                              : ---  |
                              : --+
                              : :---
     Antenna Graphics with Dimensions

ASH701946.2

                           +---+                            <-- 0.1400
                         /       \
                       /     +     \                        <-- 0.1284 L2
                      |      +      |                       <-- 0.1098 L1
    +-------------------------------------------------+     <-- 0.1010 TCR
    |                                                 |
    |                                                 |
    |                                                 |
    |                                                 |
  +-+-------------------------------------------------+-+   <-- 0.0380
  +-------------------+-------------+-------------------+   <-- 0.0350 BCR
                      |             |
                      |             |
                      +------x------+                       <-- 0.0 BPA=ARP

  <--                      0.380                      -->

 Monument =>  +-----------------------------+
              |                             |
 Roof of the  |       Concrete Pillar       |
 building => -+                             |
              :---                          |
              :   ---                       |
              :      ---                    |
              :         ---                 |
              :            ---              |
              :               ---           |
              :                  ---        |
              :                     ---     |
              :                        ---  |
              :                           --+
              :                             :---

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
BPA: Bottom of Preamplifier


TPSCR3_GGD      CONE


                           +---+
                         /       \
                       /     +     \                        <-- 0.1027 L2
                      |      +      |                       <-- 0.0803 L1
    +-------------------------------------------------+     <-- TCR
    |                                                 |
    |                                                 |
    |                                                 |
    |                                                 |
  +-+-------------------------------------------------+-+
  +-------------------+-------------+-------------------+   <-- 0.0030 BCR
                      |             |
                      |             |
                      +------x------+                       <-- 0.0 BPA=ARP

  <--                      0.326                      -->

 Monument =>  +-----------------------------+
              |                             |
 Roof of the  |       Concrete Pillar       |
 building => -+                             |
              :---                          |
              :   ---                       |
              :      ---                    |
              :         ---                 |
              :            ---              |
              :               ---           |
              :                  ---        |
              :                     ---     |
              :                        ---  |
              :                           --+
              :                             :---


ARP: Antenna Reference Point
L1 : L1 Phase Center                   L2 : L2 Phase Center
TCR: Top of Chokering                  BCR: Bottom of Chokering