ILRS Site and System Information Form International Laser Ranging Service 0. Form Prepared by (Full Name) : Stanislaw Schillak Preparer E-mail : sch@cbk.poznan.pl Date Prepared : 2003-03-29 Report Type : UPDATE Format Version : 1.0 1. Identification of the Ranging System Reference Point (SRP) Site Name : Borowiec IERS DOMES Number : 12205S001 CDP Pad ID : 7811 Subnetwork : EUROLAS Description : AZ EL INTERSECT Monument Description : N.A. Monument Inscription : N.A. Mark Description : N.A. Date Installed : 1988-05-13 Date Removed : (yyyy-mm-dd) Geologic Characteristic : CLAY Additional Information : Installation date is of first data acceptance. Mount installed in December 1986. 2. Site Location Information City or Town : Kornik, Poznan State or Province : Wielkopolska Country : Poland Tectonic Plate : Eurasian Approximate Position X coordinate [m]: 3738332.8 Y coordinate [m]: 1148246.5 Z coordinate [m]: 5021816.0 Latitude [deg]: 52.2770 N Longitude [deg]: 17.0746 E Elevation [m]: 123.4 Additional Information : (multiple lines) 3. General System Information 3.01 System Name : Borowiec 4-Character Code : BORL CDP System Number : 38 CDP Occupation Number : 02 Eccentricity to SRP (if Not Identical With SRP) North [m]: 0 East [m]: 0 Up [m]: 0 Date Measured : N.A. Date Installed : 1988-05-13 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) 4. Telescope Information 4.01 Receiving Telescope Type : CASSEGRAIN Aperture [m]: 0.65 Mount : AZ-EL Xmitting Telescope Type : N.A. Aperture [m]: N.A. Tracking Camera Type : CCD Model : K17 Manufacturer : UNITRA Field of View [deg]: 1 Minimum Magnitude [mag]: 8 Transmit/Receive Path : SEPARATE Transmit/Receive Switch : NONE Max Slew Rate Az [deg/s]: 7 Max Slew Rate El [deg/s]: 7 Max Used Tracking Rate Az : 4 Max Used Tracking Rate El : 3 Telescope Shelter : ROLL-BACK ROOF Daylight Filter Type : SPECTRAL FILTER Dayl. Filt. Bandwidth [nm]: 7 Adjustable Attenuation : NO Transmit Efficiency : 0.7 Receive Efficiency : 0.7 Date Installed : 1991-09-21 Date Removed : 2001-12-08 Additional Information : CCD Camera installed on 1997-03-06. System has separate transmit path without transmit telescope (optics were removed 1991-09-21) The laser beam is directed to the satellite by an observer by either changing the last prism in the mount Coude path or by changing the mount position. 4.02 Receiving Telescope Type : CASSEGRAIN Aperture [m]: 0.65 Mount : ALT-AZ Xmitting Telescope Type : N.A. Aperture [m]: N.A. Tracking Camera Type : CCD Model : TC-3102-08D Manufacturer : TAYAMA Field of View [deg]: 0.5 Minimum Magnitude [mag]: 10 Transmit/Receive Path : SEPARATE Transmit/Receive Switch : NONE Max Slew Rate Az [deg/s]: 7 Max Slew Rate El [deg/s]: 7 Max Used Tracking Rate Az : 4 Max Used Tracking Rate El : 3 Telescope Shelter : ROLL-BACK ROOF Daylight Filter Type : SPECTRAL FILTER Dayl. Filt. Bandwidth [nm]: 7 Adjustable Attenuation : NO Transmit Efficiency : 0.7 Receive Efficiency : 0.7 Date Installed : 2001-12-08 Date Removed : (yyyy-mm-dd) Additional Information : New CCD Camera. : System has separate transmit : path without transmit telescope : (optics were removed 1991-09-21) : The laser beam is directed to : the satellite by an observer : by either changing the last : prism in the mount Coude path or : by changing the mount position. 5. Laser System Information 5.01 Laser Type : ND:YAG Number of Amplifiers : 2 Primary Wavelength [nm]: 1064 Primary Maximum Energy [mJ]: not used for laser ranging Secondary Wavelength [nm]: 532 Secondary Max. Energy [mJ]: 50 Xmit Energy Adjustable : YES Pulse Width (FWHM) [ps]: 40 Max. Repetition Rate [Hz]: 10 Fullw. Beam Divergence ["]: 80 Final Beam Diameter [m]: 0.020 Eyesafe : NO Eyesafe Standard : ANSI 136.1 Date Installed : 1991-09-21 Date Removed : (yyyy-mm-dd) Additional Information : Laser pulse width was changed from 100 ps to 40 ps 2000-02-28. Beam divergence is 0.4 mrad, full angle, 86% energy. 6. Receiver System 6.01.01 Primary Chain Wavelength [nm]: 532 Detector Type : PMT Manufacturer : Hamamatsu Model : H 5023 Quantum Efficiency [%]: 10 Nominal Gain : 1E6 Rise Time [ps]: 600 Jitter (Single PE)[ps]: 160 Field of View ["]: 300 Date Installed : 1997-11-06 Date Removed : (yyyy-mm-dd) Signal Processing : CFD Manufacturer : Warsaw University of Technology Model : B6 Date Installed : 1988-05-13 Date Removed : (yyyy-mm-dd) Amplitude Measurement : NO Return-rate Controlled: NO Mode of Operation : Few to Multi Photons Time of Flight Observ. : INTERVAL Manufacturer : Warsaw University of Technology Model : PS-500 Resolution [ps]: 20 Precision [ps]: 80 Date Installed : 1994-09-28 Date Removed : 2002-05-07 Additional Information : MULTI for low satellites; FEW PHOTON for LAGEOS, high satellites and WESTPAC, signal is amplified respectively with 10dB and 36dB of gain due to discriminator threshold. 6.01.02 Primary Chain Wavelength [nm]: 532 Detector Type : PMT Manufacturer : Hamamatsu Model : H 5023 Quantum Efficiency [%]: 10 Nominal Gain : 1E6 Rise Time [ps]: 600 Jitter (Single PE)[ps]: 160 Field of View ["]: 300 Date Installed : 1997-11-06 Date Removed : (yyyy-mm-dd) Signal Processing : CFD Manufacturer : Warsaw University of Technology Model : B6 Date Installed : 1988-05-13 Date Removed : 2003-03-29 Amplitude Measurement : NO Return-rate Controlled: NO Mode of Operation : Few to Multi Photons Time of Flight Observ. : INTERVAL Manufacturer : STANFORD Model : SR620 Resolution [ps]: 4 Precision [ps]: 22 Date Installed : 2002-05-07 Date Removed : (yyyy-mm-dd) Additional Information : MULTI for low satellites; FEW PHOTON for LAGEOS, high satellites and WESTPAC, signal is amplified respectively with 10dB and 36dB of gain due to discriminator threshold. 6.01.03 Primary Chain Wavelength [nm]: 532 Detector Type : PMT Manufacturer : Hamamatsu Model : H 5023 Quantum Efficiency [%]: 10 Nominal Gain : 1E6 Rise Time [ps]: 600 Jitter (Single PE)[ps]: 160 Field of View ["]: 300 Date Installed : 1997-11-06 Date Removed : (yyyy-mm-dd) Signal Processing : CFD Manufacturer : TENNELEC Model : TC454 Date Installed : 2003-03-29 Date Removed : (yyyy-mm-dd) Amplitude Measurement : NO Return-rate Controlled: NO Mode of Operation : Few to Multi Photons Time of Flight Observ. : INTERVAL Manufacturer : STANFORD Model : SR620 Resolution [ps]: 4 Precision [ps]: 22 Date Installed : 2002-05-07 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) 7. Tracking Capabilities 7.01 Satellites Very Low Alt (<400 km) : NIGHT Low Altitude (400-2000) : NIGHT Lageos : NIGHT GLONASS : NIGHT Etalon : NIGHT GPS : NIGHT Moon : NO Avge Pass Switch Time [s]: 60 Average values for Lageos Single Shot RMS [mm]: 28 # of Obs per NP : 40 Use of Semi-trains : NO # of Semi-train Tracks : N.A. Range Gate Width [ns]: 300-30000 Beam Pointing Accuracy ["]: 10 Angle Encoder Resolution["]: 1.8 Min. Tracking Elev. [deg]: 20 Operation Months per Year : 12 Days per Week : 7 Hours per Day : 8-16 Staff per Shift : 1 System Shared With : NOTHING Time Allocated to SLR [%]: 100 Remotely Controllable : NO Date First Applicable : 1998-07-01 Date Last Applicable : 2002-05-07 Additional Information : Min. tracking elevation in south part is 0 deg. Hours per day: summer-8 hours, winter-16 hours. 7.02 Satellites Very Low Alt (<400 km) : NIGHT Low Altitude (400-2000) : NIGHT Lageos : NIGHT GLONASS : NIGHT Etalon : NIGHT GPS : NIGHT Moon : NO Avge Pass Switch Time [s]: 60 Average values for Lageos Single Shot RMS [mm]: 23 # of Obs per NP : 20 Use of Semi-trains : NO # of Semi-train Tracks : N.A. Range Gate Width [ns]: 300-30000 Beam Pointing Accuracy ["]: 10 Angle Encoder Resolution["]: 1.8 Min. Tracking Elev. [deg]: 20 Operation Months per Year : 12 Days per Week : 7 Hours per Day : 8-16 Staff per Shift : 1 System Shared With : NOTHING Time Allocated to SLR [%]: 100 Remotely Controllable : NO Date First Applicable : 2002-05-07 Date Last Applicable : (yyyy-mm-dd) Additional Information : Min. tracking elevation in south part is 0 deg. Hours per day: summer-8 hours, winter-16 hours. 8. Calibration 8.01 Calibration Type : PRE+POST Target Location : EXTERNAL Target Type : FLAT SURFACE Target Structure : METAL POLE Target Distance [m]: 241.086 Date Measured : 1998-05-23 Accuracy (mm) [mm]: 2 Verification : one other target Return-rate Controlled : NO Mode of Operation : MULTI and FEW PHOTON Average Cal Interval [min]: 30 Single Shot RMS [mm]: 26 Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA Edit Criterion 2nd Chain : N.A. Application of Cal Data : AVERAGE Date Installed : 1998-02-04 Date Removed : 2002-05-07 Additional Information : (multiple lines) 8.02 Calibration Type : PRE+POST Target Location : EXTERNAL Target Type : FLAT SURFACE Target Structure : METAL POLE Target Distance [m]: 241.086 Date Measured : 1998-05-23 Accuracy (mm) [mm]: 2 Verification : one other target Return-rate Controlled : NO Mode of Operation : MULTI and FEW PHOTON Average Cal Interval [min]: 30 Single Shot RMS [mm]: 16 Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA Edit Criterion 2nd Chain : N.A. Application of Cal Data : AVERAGE Date Installed : 2002-05-07 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) 9. Time and Frequency Standards 9.01.01 Frequency Standard Type : Cesium Model : 5071A option 001 Manufacturer : HP Short Term Stab. [e-12]: 5 Long Term Stab. [e-12]: 0.01 Time Reference : GPS Synchronization : GPS Epoch Accuracy [ns]: 200 Date Installed : 2001-12-08 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) 9.01.02 Frequency Standard Type : Cesium Model : EUDICS 3020 Manufacturer : Oscilloquartz Short Term Stab. [e-12]: 20 Long Term Stab. [e-12]: 3 Time Reference : GPS Synchronization : GPS Epoch Accuracy [ns]: 200 Date Installed : 1997-03-18 Date Removed : 2001-12-07 Additional Information : (multiple lines) 9.02.01 GPS Timing Rcvr Model : TTS-2 Manufacturer : Borowiec Observatory Date Installed : 1997-04-01 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) 9.02.02 GPS Timing Rcvr Model : R-100/30 Manufacturer : 3S-Navigation Date Installed : 1998-09-01 Date Removed : (yyyy-mm-dd) Additional Information : Both GPS Timing Receivers are used for determination of Borowiec UTC Time scale. 10. Preprocessing Information 10.01 On-site NP Generation : YES Data Screening : IRV+POLYNOMIAL Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA Edit Criterion 2nd Chain : N.A. Upload interval : about HOURLY - as reduced Date First Applicable : 2000-05-12 Date Last Applicable : (yyyy-mm-dd) Additional Information : (multiple lines) 11. Aircraft Detection 11.01 Detection Type : MOUNT OBSERVER Date Installed : 1988-05-13 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) 12. Meteorological Instrumentation 12.01.01 Pressure Sensor Model : PTB200A Manufacturer : Vaisala Recording Interval : PER PASS Accuracy [mbar]: 0.2 Height Diff to SRP [m]: 0.6 Date Installed : 1998-07-01 Calibration Interval : EVERY FEW YEARS Date Removed : (yyyy-mm-dd hh:mm UT) Additional Information : Pressures are compared daily against a second barometer. 12.02.01 Temp Sensor Model : HMP45D Manufacturer : Vaisala Recording Interval : PER PASS Accuracy [deg C]: 0.2 Date Installed : 1998-07-01 Calibration Interval : EVERY FEW YEARS Date Removed : (yyyy-mm-dd hh:mm UT) Additional Information : (multiple lines) 12.03.01 Humidity Sensor Model : HMP45D Manufacturer : Vaisala Recording Interval : PER PASS Accuracy [% rel h]: 2 Date Installed : 1998-07-01 Calibration Interval : EVERY FEW YEARS Date Removed : (yyyy-mm-dd hh:mm UT) Additional Information : (multiple lines) 13. Local Ties, Eccentricities, and Collocation Information 13.01 Collocated Permanent Geodetic Systems GPS : IGS+EUREF Date Installed : 1994-01-10 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) GLONASS : IGLOS Date Installed : 1998-09-01 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) DORIS : NO Date Installed : (yyyy-mm-dd) Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) PRARE : NO Date Installed : (yyyy-mm-dd) Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) VLBI : NO Date Installed : (yyyy-mm-dd) Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) Gravimeter : ABSOLUTE Date Installed : temporary Date Removed : (yyyy-mm-dd) Additional Information : twice per year 13.02.01 Local Ties from the SRP to Other Monuments or Systems on Site Monument Name : BOR1 Instrumentation Type : GPS Instrumentation Status : PERMANENT DOMES Number : 12205M002 CDP Number : (XXXX) Differential Components (ITRS) dx [m]: 25.767 +- 0.003 dy [m]: -72.908 +- 0.003 dz [m]: -0.324 +- 0.003 Date Measured : 1994-01-10 Determined by : Space Research Centre Date Installed : 1994-01-01 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) 13.02.02 Local Ties from the SRP to Other Monuments or Systems on Site Monument Name : BORG Instrumentation Type : GLONASS Instrumentation Status : PERMANENT DOMES Number : 12205M004 CDP Number : (XXXX) Differential Components (ITRS) dx [m]: 36.241 +- 0.003 dy [m]: -82.331 +- 0.003 dz [m]: -5.802 +- 0.003 Date Measured : 1998-09-01 Determined by : Space Research Centre Date Installed : 1998-09-01 Date Removed : (yyyy-mm-dd) Additional Information : (multiple lines) 13.02.03 Local Ties from the SRP to Other Monuments or Systems on Site Monument Name : BORO Instrumentation Type : GPS Instrumentation Status : NON PERMANENT DOMES Number : 12205M001 CDP Number : (XXXX) Differential Components (ITRS) dx [m]: 25.767 +- 0.003 dy [m]: -72.908 +- 0.003 dz [m]: -0.324 +- 0.003 Date Measured : 1994-01-10 Determined by : Space Research Centre Date Installed : 1994-01-01 Date Removed : (yyyy-mm-dd) Additional Information : EUREF 216; campaigns EUREF, POLREF, BSL, EUVN. 14. Local Events Possibly Affecting Computed Position 14.01 Date : (yyyy-mm-dd hh:mm UT) Event : (EARTHQUAKE/CONSTRUCTION/etc) Additional Information : (multiple lines) 15. On-Site, Point of Contact Agency Information Agency : Space Research Centre of PAS Mailing Address : Astrogeodynamic Observatory Borowiec, ul.Drapalka 4 62-035 Kornik, POLAND Primary Contact Contact Name : Dr Stanislaw Schillak Telephone (primary) : +48-61-8170-187 Telephone (secondary) : Fax : +48-61-8170-219 E-mail : sch@cbk.poznan.pl Secondary Contact Contact Name : Dr Jan Kazimierz Latka Telephone (primary) : +48-22-8403-766 ext. 279, 325 Telephone (secondary) : Fax : +48-22-8403-131 E-mail : jkl@cbk.waw.pl Additional Information : Secondary Contact mailing address: Space Research Centre of PAS ul. Bartycka 18A 00-716 Warszawa, POLAND 16. Responsible Agency (if different from 15.) Agency : (multiple lines) 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) 17. More Information URL for More Information : http://www.cbk.poznan.pl/ Hardcopy on File Site Map : YES Site Diagram : NO Horizon Mask : NO Monument Description : NO Site Pictures : YES Additional Information : (multiple lines)