SUWN Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : Heungmuk Cho Date Prepared : 20-DEC-1998 Report Type : Update Prepared Using : 1. Site Identification of the GPS Monument Site Name : GPS-station NGI/Suwon, Korea Four Character ID : SUWN Monument Inscription : Pillar IERS DOMES Number : 23903M001 CDP Number : N/A Date Installed : 15-MAR-1995 00:00 UT Geologic Characteristic : BEDROCK Bedrock Type : GRANITE Bedrock Condition : FRESH Fracture Spacing : N/A Notes : N/A Additional Information : N/A 2. Site Location Information City or Town : Suwon-shi State or Province : Kyonggi-do Country : Korea Tectonic Plate : Euroasia Approximate Position - ITRF 94 Epoch 1996.0 X coordinate (m) : -3062023.4156 m Y coordinate (m) : 4055449.1662 m Z coordinate (m) : 3841819.3768 m - WGS-84 Latitude (deg) : 37.2755 N Longitude (deg) : 127.0542 E Elevation (m) : 83.9322 m Additional Information : N/A 3. GPS Receiver Information 3.1 Receiver Type : ROGUE SNR-8000 Serial Number : T-306 Firmware Version : Ver. 3.2 Date Installed : 15-MAR-1995 00:00 UT Date Removed : Additional Information : N/A 4. GPS Antenna Information 4.1 Antenna Type : DORNE MARGOLIN T Serial Number : 153 Antenna Height (m) : 1.570 m Antenna Reference Point : ARP Degree Offset from North : N/A Antenna Radome Type : Half Sphere Date Installed : 15-MAR-1995 00:00 UT Date Removed : Additional Information : The Antenna height is the vertical distance : from the Geodetic Marker to the ARP. : The vertical distance between the top of the : pillar and the APR is 0.07cm. : The height of the Geodetic Marker on the concrete : base is 58.634m(MSL). It is tied the first- : order Bench Mark. 5. Local Site Ties 5.1 Monument Name : Korean Datum Site Ref CDP Number : N/A Site Ref Domes Number : N/A Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : -20.863 m dy (m) : 12.416 m dz (m) : -41.492 m Accuracy (mm) : Date Measured : 14-MAR-1997 Additional Information : (multiple lines) 5.1 Monument Name : VLBI Observation Point Site Ref CDP Number : N/A Site Ref Domes Number : N/A Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : 0.535 m dy (m) : -4.630 m dz (m) : 9.394 m Accuracy (mm) : Date Measured : 14-MAR-1997 Additional Information : VLBI Observation was carried out with the GSI : Mobil VLBI Observation System with 3.8m : Antenna in from Sep. 1995 to Nov. 1997 by NGI : and Geogrpahical Survey Institute(GSI) of : Japan. 6. Frequency Standard 6.1 Standard Type : RUBIDIUM Frequency : 5MHZ Effective Dates : 3-FEB-1998 Notes : Allen Osborne Associate, Inc. S/N 132 : At moment the Rubidium frequency standard is out order. 6.x Standard Type : (H-MASER/CESIUM/QUARTZ/INTERNAL/RUBIDIUM) Frequency : Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 7. Collocation Information 7.x Instrumentation Type : (DORIS/GLONASS/PRARE/SLR/VLBI) Status : (PERMANENT/MOBILE) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8. Meteorological Instrumentation 8.1 Humidity Sensor Model : N/A Manufacturer : Data Frequency : Accuracy (% rel h) : (% rel h) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.2 Pressure Sensor Model : N/A Manufacturer : Data Frequency : Accuracy (mbar) : (mbar) Height Diff to GPS (m) : (m) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.3 Temperature Sensor Model : N/A Manufacturer : Data Frequency : Accuracy (deg C) : (deg C) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.4 Water Vapor Radiometer : N/A Manufacturer : Distance to GPS (m) : (m) Elev Diff to GPS (m) : (m) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.5 Other Instrumentation : (multiple lines) 9. On-Site, Point of Contact Agency Information Agency : National Geography Institute Mailing Address : 111, Wonchon-dong, : Suwon-shi, 442-380, Korea Primary Contact Contact Name : Heungmuk Cho Telephone (primary) : +82-331-210-2651 Telephone (secondary) : +82-331-210-2650 Fax : +82-331-210-2644 E-mail : hmcho@hp.ngi.go.kr Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 10. Responsible Agency (if different from 9.) 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) 11. More Information URL for More Information : Hardcopy on File Site Map : (Y) Site Diagram : (Y) Horizon Mask : (Y) Monument Description : (Y) Site Pictures : (Y) Additional Information : (multiple lines) Antenna Graphics with Dimensions (insert text graphic) TurboRogue: DORNE MARGOLIN T --------- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +------------------------------------+ <-- 0.102 TCR | | | | +-+------------------------------------+-+ <-- 0.038 +------------+-------------+-------------+ <-- 0.035 BCR | | | | +------x------+ <-- 0.000 ARP <-- 0.381 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR ******** The Elements of GPS Antenna in NGI ------ / \ +-----------------+ | | +=================+ <-------------- | | 35mm +--------+ <------------------ ARP || || || 70mm |==========| +--------+-------+ <------- <- H:60.134M +----------------+ | | \ / \ | | / \| |/ |pillar| | | 1.500M ~~~~~~~ ~~~~~~~ | | | | +--------+----------+ <-- Marker H: 58.634M | Concrete base | ~~~~~~~| |~~~~~~~Ground | |