PTBB00DEU Site Information Form (site log) International GNSS Service See Instructions at: https://files.igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : GREF Operator DLZ (dlz@bkg.bund.de) Date Prepared : 2024-08-28 Report Type : UPDATE If Update: Previous Site Log : ptbb00deu_20220905.log Modified/Added Sections : 3.8, 3.9, 11, 12, 13 1. Site Identification of the GNSS Monument Site Name : Braunschweig Four Character ID : PTBB Monument Inscription : IERS DOMES Number : 14234M001 CDP Number : (A4) Monument Description : STEEL MAST ON THE ROOF Height of the Monument : 4.5 m Monument Foundation : STEEL MAST SCREW ANCHORED TO THE ROOF Foundation Depth : (m) Marker Description : SURVEY MARKER ON THE STEEL MAST Date Installed : 2000-03-29T00:00Z Geologic Characteristic : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc) Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : (0 cm/1-10 cm/11-50 cm/51-200 cm/over 200 cm) Fault zones nearby : NO Distance/activity : (multiple lines) Additional Information : The antenna is installed on a steel mast, : srew anchored on the roof of the building in : the PTB Physikalisch-Technische Bundesanstalt, : 11.10 m above the ground. 2. Site Location Information City or Town : Braunschweig State or Province : Niedersachsen Country : Germany Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : 3844060.110 Y coordinate (m) : 709661.200 Z coordinate (m) : 5023129.460 Latitude (N is +) : +521746.28 Longitude (E is +) : +0102735.08 Elevation (m,ellips.) : 130.2 Additional Information : (multiple lines) 3. GNSS Receiver Information 3.1 Receiver Type : ROGUE SNR-8000 Satellite System : GPS Serial Number : T-317 Firmware Version : 3.2.32.9 Elevation Cutoff Setting : 0 deg Date Installed : 2000-03-29T00:00Z Date Removed : 2002-03-19T00:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : External frequency from the H-Maser 3.2 Receiver Type : ASHTECH Z-XII3T Satellite System : GPS Serial Number : RT820013901 Firmware Version : 1L01-1D04 Elevation Cutoff Setting : 0 deg Date Installed : 2002-03-19T00:00Z Date Removed : 2003-04-29T07:45Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : ASHTECH Model Z-12 : Metronome WP103, P/N 800926, external : frequency from the H-Maser. : Smoothing option on. 3.3 Receiver Type : ASHTECH Z-XII3T Satellite System : GPS Serial Number : RT820013901 Firmware Version : 1L01-1D04 Elevation Cutoff Setting : 0 deg Date Installed : 2003-04-29T07:45Z Date Removed : 2006-07-25T08:35Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : ASHTECH Model Z-12 : Metronome WP103, P/N 800926, external : frequency from the H-Maser prior : 2003-10-01. : After 2003-10-02 : external frequency from the Cesium Frequency : Standard CS2. : Since 2003-04-29 smoothing option deactivated. 3.4 Receiver Type : SEPT POLARX2 Satellite System : GPS Serial Number : 1219 Firmware Version : 2.6.0 Elevation Cutoff Setting : 0 deg Date Installed : 2006-07-25T08:35Z Date Removed : 2006-11-13T13:15Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : External frequency from the Cesium Frequency : Standard CS2. 3.5 Receiver Type : ASHTECH Z-XII3T Satellite System : GPS Serial Number : RT820013901 Firmware Version : 1L01-1D04 Elevation Cutoff Setting : 0 deg Date Installed : 2006-11-13T13:15Z Date Removed : 2019-03-26T08:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : ASHTECH Model Z-12 : Metronome WP103, P/N 800926. : Prior 2010-01-28 external frequency : from the Cesium Frequency Standard CS2. : From 2010-01-28 external frequency : from the active H-Maser and downstream : phase shifter. : Smoothing option deactivated. 3.6 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+IRNSS+SBAS Serial Number : 3034575 Firmware Version : 5.2.0 Elevation Cutoff Setting : 0 deg Date Installed : 2019-03-26T14:00Z Date Removed : 2020-03-05T11:10Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.7 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+QZSS+IRNSS+SBAS Serial Number : 3034575 Firmware Version : 5.3.2 Elevation Cutoff Setting : 0 deg Date Installed : 2020-03-05T11:30Z Date Removed : 2021-02-02T08:10Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.8 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+QZSS+IRNSS+SBAS Serial Number : 3034575 Firmware Version : 5.4.0 Elevation Cutoff Setting : 0 deg Date Installed : 2021-02-02T08:15Z Date Removed : 2024-08-13T07:15Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.9 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+QZSS+IRNSS+SBAS Serial Number : 3034575 Firmware Version : 5.5.0 Elevation Cutoff Setting : 0 deg Date Installed : 2024-08-13T07:15Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : none Additional Information : (multiple lines) 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 : AOAD/M_T NONE Serial Number : 393 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0580 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 : Antenna Cable Type : RG 214 Antenna Cable Length : 30 m Date Installed : 2000-03-29T00:00Z Date Removed : 2002-03-19T00:00Z Additional Information : (multiple lines) 4.2 Antenna Type : ASH700936E SNOW Serial Number : CR15930 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0562 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 : RG 214 Antenna Cable Length : 30 m Date Installed : 2002-03-19T00:00Z Date Removed : 2019-03-26T08:00Z Additional Information : (multiple lines) 4.3 Antenna Type : LEIAR25.R4 LEIT Serial Number : 726333 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0590 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : LEIT Radome Serial Number : none Antenna Cable Type : ecoflex15 Antenna Cable Length : 53 m Date Installed : 2019-03-26T14:00Z Date Removed : CCYY-MM-DDThh:mmZ 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 : EXTERNAL H-MASER Input Frequency : 5.0 MHz Effective Dates : 2000-03-29/2003-04-29 Notes : PTB Physikalisch-Technische Bundesanstalt : is responsible for the realisation of the : legal time in Germany. : External frequency from the H-MASER H2 6.2 Standard Type : EXTERNAL H-MASER Input Frequency : 20.0 MHz Effective Dates : 2003-04-29/2003-10-02 Notes : PTB Physikalisch-Technische Bundesanstalt : is responsible for the realisation of the : legal time in Germany. : External frequency from the H-MASER H2 6.3 Standard Type : EXTERNAL CESIUM Input Frequency : 20.0 MHz Effective Dates : 2003-10-02/2010-01-28 Notes : PTB Physikalisch-Technische Bundesanstalt : is responsible for the realisation of the : legal time in Germany. : External frequency from UTC PTB. 6.4 Standard Type : EXTERNAL ACTIVE H-MASER Input Frequency : 20.0 MHz Effective Dates : 2010-01-28/CCYY-MM-DD Notes : PTB Physikalisch-Technische Bundesanstalt : is responsible for the realisation of the : legal time in Germany. : External frequency from the active : H-Maser and downstream phase shifter. : UTC PTB. 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 : MP408A-T4-W4W Manufacturer : ROTRONIC Serial Number : 14148 004 Data Sampling Interval : 900 sec Accuracy (% rel h) : 1.5 % rel h Aspiration : CAPACITANCE PROBE Height Diff to Ant : 3 m Calibration date : (CCYY-MM-DD) Effective Dates : 2002-07-16/2019-03-25 Notes : Humidity Sensor is 3.00 m : below the antenna 8.1.2 Humidity Sensor Model : WXT520 Manufacturer : Vaisala Serial Number : L4310380 Data Sampling Interval : 900 sec Accuracy (% rel h) : 3 % rel h Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : 3 m Calibration date : 2015-10-23 Effective Dates : 2019-03-26/CCYY-MM-DD Notes : Humidity Sensor is 3.00 m below the antenna 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 : APS 9215 Manufacturer : L-TEC LEIBENGUTH Serial Number : 0502099A Data Sampling Interval : 900 sec Accuracy : 0.1 hPa Height Diff to Ant : 12.9 m Calibration date : (CCYY-MM-DD) Effective Dates : 2002-07-16/2003-09-30 Notes : Pressure Sensor is : 12.90 m below the antenna 8.2.2 Pressure Sensor Model : APS 9215 Manufacturer : L-TEC LEIBENGUTH Serial Number : 0502099A Data Sampling Interval : 900 sec Accuracy : 0.1 hPa Height Diff to Ant : 9.2 m Calibration date : (CCYY-MM-DD) Effective Dates : 2003-10-01/2019-03-25 Notes : Pressure Sensor is : 9.20 m below the antenna 8.2.3 Pressure Sensor Model : WXT520 Manufacturer : Vaisala Serial Number : L4310380 Data Sampling Interval : 900 sec Accuracy : 0.5 hPa Height Diff to Ant : 3 m Calibration date : 2015-10-23 Effective Dates : 2019-03-26/CCYY-MM-DD Notes : Pressure Sensor is 3.00 m below the antenna 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 : MP408A-T4-W4W Manufacturer : ROTRONIC Serial Number : 14148 004 Data Sampling Interval : 900 sec Accuracy : 0.3 deg C Aspiration : PLATINUM PROBE Height Diff to Ant : 3 m Calibration date : (CCYY-MM-DD) Effective Dates : 2002-07-16/2019-03-25 Notes : Temperature Sensor is : 3.00 m below the antenna 8.3.2 Temp. Sensor Model : WXT520 Manufacturer : Vaisala Serial Number : L4310380 Data Sampling Interval : 900 sec Accuracy : 0.3 deg C Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : 3 m Calibration date : 2015-10-23 Effective Dates : 2019-03-26/CCYY-MM-DD Notes : Temperature Sensor is 3.00 m below the antenna 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 : Physikalisch-Technische Bundesanstalt Preferred Abbreviation : PTB Mailing Address : Bundesallee 100 : D-38116 Braunschweig : Germany Primary Contact Contact Name : PTBB Operator Telephone (primary) : +49 531 5924418 Telephone (secondary) : +49 531 5924461 Fax : +49 531 592694418 E-mail : ptbb@ptb.de Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Bundesamt fuer Kartographie und Geodaesie : Department of Geodaesie Preferred Abbreviation : BKG Mailing Address : Richard-Strauss-Allee 11 : D-60598 Frankfurt a.M. : Germany Primary Contact Contact Name : GREF Operator Telephone (primary) : +49 341 5634410 Telephone (secondary) : +49 341 5634432 Fax : +49 341 5634415 E-mail : operator.gref@bkg.bund.de 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 : https://www.bkg.bund.de Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y or URL) Horizon Mask : (Y or URL) Monument Description : Y Site Pictures : Y Additional Information : www.wettzell.ifag.de Antenna Graphics with Dimensions AOAD/M_T >From 2000-03-29 until 2002-03-19 without Dome ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.0 BPA=ARP <-- 0.381 --> ASH700936E >From 2002-03-19 with Ashtech white conical dome SNOW +---------+ / + \ <-- 0.1280 L2 | + | <-- 0.1100 L1 +-----------------+-------------+------------------+ <-- 0.1008 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0378 +-------------------+-------------+--------------------+ <-- 0.0348 BCR | | | | +------x------+ <-- 0.0 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 LEIAR25.R4 +-------+ <-- 0.1995 / \ +---+-------------+---+ <-- 0.1606 TCR | | |---------------------------| |---------------------------------| |---------------------------------------| +---------------------------------------------+ | | | | +-+---------------------------------------------+-+ +-----------------+-------------+-----------------+ <-- 0.0320 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3802 --> 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 All dimensions are in meters.