Network Station Configuration File International VLBI Service Refer to the instructions in the file ftp://ivscc.gsfc.nasa.gov/config/instructions.txt for how to fill out and submit this form. 990624 nrv Form version 0.5 990702 nrv Form version 0.6 990713 nrv Form version 0.7 991020 nrv Form version 0.8 0. Form Prepared by (full name) : Date prepared : yyyy-mmm-dd 1999-11-2 Report type : new/update new 1. Site identification Site name : Urumqi Site 8-letter code : (max 8 letters, upper case) Site 2-letter code(s) : (2 letters, first upper case, second lower case.There may be more than one if you have more than one recording system at this site) Ur IERS DOMES number : CDP occupation code : (8 digits) CDP monument number : Surveyed into national network? : (yes/no) Yes IGS station code : (4 letters, all upper case, blank if not an IGS station) ILRS station name : (blank if not an ILRS station) Additional information : (multiple lines allowed) 2. Site information 2.1 Site location information City or Town : Town State or Province : Xin Jiang Uygal Autonomous Region Country : China Tectonic plate : Approximate position X coordinate (m) : 228310702.85 Y coordinate (m) : 4631922905.61 Z coordinate (m) : 4367064059.57 Latitude (deg) : (dd.dddd N/S) 43.4712 N Longitude (deg) : (ddd.dddd E/W) 87.1779 E Elevation (m) : (mean sea level)2080m Source of position : (ITRF, GPS, local survey, etc.) GPS Additional information : (multiple lines allowed) 2.2 Site local survey network information Number of reference markers : Type of marker : (pillar, ground marker, etc.) Frequency of surveying : (annual, biannual, etc.) Surveying method : (directions, distances, levelling, GPS, etc.) Survey instruments used : (theodolite, etc.) Accuracy : (+/- xx mm) Survey performed by : Survey documentation : (URL, publication, report, etc.) Most recent survey date : (yyyy-mmm-dd) Results provided to IERS: (yes/no) Results provided to CDDIS: (yes/no) Person responsible : (name and contact information) Additional information : (multiple lines allowed) 2.3 Site descriptive information Electronic file available at IVSCC: (Please upload these files to ftp://ivscc.gsfc.nasa.gov/incoming and send e-mail toivscc@ivscc.gsfc.nasa.gov telling the names.) ns is for Network Stations (don't change) Xy is station 2-letter code sm, sd, hm, md, sp indicate the type of file (don't change) NN are numbers, 01 is the first such file, 02 the second, etc. .type is the file type, .ps for PostScript, .jpg for JPEG, etc. Site map : nsXysmNN.type Site diagram : nsXysmNN.type Horizon mask diagram : nsXysmNN.type Monument description : nsXysmNN.type Site photographs : nsXysmNN.type URLs for reference Site map : Site diagram : Horizon mask : Monument description : Site photographs : Additional information : (multiple lines allowed) 3. Antenna information Diameter (m) : 25m Axis type : (AZEL,HADC,XYNS,XYEW) AZEL Axis offset (m) : Slew rate first axis : (deg/min)60deg/min Slew rate second axis : (deg/min)30deg/min Limit stops first axis : (upper, lower deg) Limit stops second axis : (upper, lower deg) Horizon mask data : (Pairs of values separated with /. Either line segment end points: Az1 El1/Az2 El2/..../Azlast Ellast or step function: Az1 El1/Az2 El2/..../Azlast ) Occupation dates : (yyyy-mmm-dd to yyyy-mmm-dd) Additional information : (multiple lines allowed) 4. Receiver information Feed location : cassegrain focus Feed type : (NASA/CDP prime-focus, dichroic, etc.) X 1st-stage amplifier : cooled HEMT X bandwidth (MHz) : 8.18-8.67MHZ X Tsys at zenith (K) : 45K X SEFD (Jy) : 369Jy X aperture efficiency : (optional) 54% X LO frequencies (MHz) : 8080MHZ S 1st-stage amplifier : (e.g. cooled HEMT) HEMT(room temp) S bandwidth (MHz) : 2150-2450MHZ S Tsys at zenith (K) : 116K S SEFD (Jy) : 1312Jy S aperture efficiency : (optional) 54% S LO frequencies (MHz) : 2020MHz Phase calibrator type : NASA/CDP with 5 MHz input and temperature controller Additional information : (multiple lines allowed) 5. Cables between receiver and back end Length of cable run : 100m X band cable type : (e.g. RG214, optical fiber, etc.) X band freq. bandpass : (MHz) 8.18-8.67MHz S band cable type : (e.g. RG214, optical fiber, etc.) S band freq. bandpass : (MHz) 2150-2450MHz LO ref signal cable type: (e.g. RG214, optical fiber, etc.) LO ref signal freq. : (MHz) 5MHz Phase cal ref signal cable type: (e.g. RG214, optical fiber, etc.) Phase cal ref signal freq. : (MHz) 5MHz Cable meas. system type : (e.g., MarkIII cable cal; 500 MHz round trip measured with vector voltmeter) Additional information : (multiple lines allowed, e.g. multiple signals multiplexed on a single cable) 6. Data acquisition system information 6.1 Video/baseband converter set (group each set of up to 16 mixers with similar characteristics) Type of converters : MarkIII Number of mixers : MarkIII type has 1 mixer per converter Sidebands available : U&L Number of mixers with the following filters in all sideband outputs: 2 MHz : 2MHZ 4 MHz : 8 MHz : 16 MHz : 32 MHz : Additional information : (multiple lines allowed) 6.1.x (add sections for each additional video/baseband converter set) 6.2 Formatter Formatter type : MarkIII Serial number or rack ID: (e.g. formatter ID) Additional information : (multiple lines allowed) 6.2.x (add sections for each additional formatter) 6.3 Decoder Decode type : MarkIII Additional information : (multiple lines allowed) 6.3.x (add sections for each additional decoder) 6.4 IF distribution IF distributor type : MarkIII/IV Additional information : (multiple lines allowed) 6.4.x (add sections for each additional IF distribution) 6.5 Up/down converters X up/down converter freq.: (MHz) (up/down) S up/down converter freq.: (MHz) (up/down) Additional information : (multiple lines allowed) 6.5.x (add sections for each additional converter) 6.6 Other rack equipment : (e.g. CresTech VIA interface box, K4 DMS tape changer, etc.) Additional information : (multiple lines allowed) 6.6.x (add lines or sections for other types of rack equipment) 6.7 Recorders Recorder type : MarkIIIA Number of recorders : 1 1 Tape type : thick Additional information : (multiple lines allowed) 6.7.x (add sections for each recorder type) 6.8 Data Acquisition System Configuration Types Supported (list only those that are actually usable) 6.8.1 Configuration 1 : (list elements from section 6 that : make a usable configuration) : Example: : 6.1.1 VLBA BBCs : 6.2 VLBA formatter : 6.3 VLBA DQA : 6.4 VLBA IF distribution : 6.5 UP converter : 6.7 VLBA recorder 6.8.x (list additional configurations) 7 Meteorological instrumentation 7.1 Humidity sensor Manufacturer : Shanghai Observatory Model : Accuracy : (% rel h) 0.1 Effective dates : (yyyy-mmm-dd to yyyy-mmm-dd) Additional information : (multiple lines allowed) 7.2 Pressure sensor Manufacturer : Shanghai Observatory Model : Accuracy : (mbar) 0.1 Effective dates : (yyyy-mmm-dd to yyyy-mmm-dd) Height relative to VLBI : (m) Additional information : (multiple lines allowed) 7.3 Temperature sensor Manufacturer : Shanghai Observatory Model : Accuracy : (degrees) 0.1 Effective dates : (yyyy-mmm-dd to yyyy-mmm-dd) Additional information : (multiple lines allowed) 8. Time and frequency standards 8.1 Standard type : H-maser Installed dates : (yyyy-mmm-dd to yyyy-mmm-dd) Manufacturer : Model number or ID : Additional information : (multiple lines allowed) 8.x (add more sections for each standard) 9. Auxilliary equipment information Type of equipment : (WVR, etc.) Installed dates : (yyyy-mmm-dd to yyyy-mmm-dd) Manufacturer : Model number or ID : Additional information : (multiple lines allowed) 9.x (add sections for additional auxilliary equipment) 10. Co-location information 10.1 Instrument type : (Doris/Glonass/Prare/SLR/GPS) GPS Instrument name : Status : (Permanent/Mobile) Effective dates : (yyyy-mmm-dd to yyyy-mmm-dd) Included in local survey: (yes/no) Additional information : (multiple lines allowed) 10.x (add sections for each type) 11. Field System computer information System vendor : (e.g. TAG, SWT, etc.) CPU : (e.g. 80486, P, PII, PIII, etc.) PII CPU speed : (MHz) 300MHZ Memory : (Mbytes) 64M Disk : (Gbytes) 4G Linux release : Linux Internet connection : (none/direct/via firewall) Antenna interface type : (GPIB/serial/ethernet) Spare FS computer? : yes 12. Known RFI sources 12.1 Center frequency : (MHz) Approximate bandwidth : Approximate az/el range : (give range affected by RFI) Additional informaiton : (multiple lines allowed, give estimate of strength of interference) 12.x (add sections for multiple RFI sources and frequencies) 13. On-site contact information Agency : (multiple lines) Shipping address : (multiple lines) Postal address : (if different, multiple lines) URL of site web page : On-site Friend of VLBI Name : Liu Xiang Telephone (primary) : Telephone (alternate) : Fax : 0991-3838628 E-mail : XLiu@xjb.ac.cn On-site VLBI operations room Telephone (primary) : Telephone (alternate) : Fax : E-mail : Other on-site contact Name : Telephone (primary) : Telephone (alternate) : Fax : E-mail : Additional information : (multiple lines allowed) 14. Responsible agency (if different from on-site information) Agency : (multiple lines) Shipping address : (multiple lines) Postal address : (if different, multiple lines) URL of agency web page : Primary administrative agency contact Contact person : Telephone (primary) : Telephone (alternate) : Fax : E-mail : Alternate agency contact Contact person : Telephone (primary) : Telephone (alternate) : Fax : E-mail : Additional information : (multiple lines allowed) 15. More information Additional information : (multiple lines allowed)