Report: RF&Mod Systems-Part 1: Earth Stations - CCSDS

NASA WALLOPS FLIGHT FACILITY TRACKING SYSTEMFREQUENCY AND TIMING SYSTEM CHARACTERISTICSCHARACTERISTICSGENERALSTATION DESIGNATIONLOCATION(S)DIAMETERFREQUENCY STDSTANDARD TYPESTANDARD MFGSTABILITY AT:1 - SECOND1 - HOUR1 - DAY (24 HOURS)1 - MONTHREF FREQS PHASE NOISE1 Hz OFFSET10 Hz OFFSET100 Hz OFFSET1000 Hz OFFSETREF FREQS AVAILABLEMAX STA-TO-STA OFFSETUNITS--mNameName∆f/f∆f/f∆f/f∆f/fS φ (f)dBc/HzdBc/HzdBc/HzdBc/HzMHzHzSUBNETWORK OR STATIONWALLOPS FLIGHT FACILITYMOBILE SYSTEMSCrystal OscillatorDatum 9390WALLOPS FLIGHT FACILITYMOBILE SYSTEMSMobile 10-Foot No. 1 Mobile 10-Foot No. 2Location VariesLocation Varies33Crystal OscillatorDatum 9390AllanVariance DriftAllanVarianceDrift(1)1 x 10 -11(1)1 x 10 -11(1)1 x 10 -11(1)1 x 10 -11(1)2 x 10 -12(1)2 x 10 -12(1)8 x 10 -11(1)8 x 10 -95 MHz 100 MHz 5 MHz 100 MHz(1)-125-155-155(1)(1)(1)(1)0.000001, 0.00001, 0.001, 5, 10(1)(1)-125-155-1550.000001, 0.00001, 0.001, 5, 10(1)(1)(1)(1)(1)TIMING SYSTEMMASTER REFERENCE AGENCYREFERENCE TIMETIME CODE EPOCHTIME CODES AVAILABLEMAX TIME RESOLUTIONTIME TRANSFER METHODMAX TRANS ERROR REFMAX OFFSET FROM REFMAX OFFSET MEAS ERRORMAX STA-TO-STA OFFSETTIMING SIGNALS AVAILABLENameNameYrCCSDSCodessNameµ-secµ-secµ-secµ-secpulse/sGPSGPSGPSGPSGPSGPS1 x 10 -6IRIG A, B, G, H; NASA 28, 36;1 pps; 10 pps; 1000 ppsGPS± 10± 10± 10±101, 10, 1000, 1 000 000, 5, 000 000IRIG A, B, G, H; NASA 28, 36;1 pps; 10 pps; 1000 pps1 x 10 -6GPS± 10± 10± 10±101, 10, 1000, 1 000 000, 5, 000 0001. CAPABILITY OR DATA IS NOT AVAILABLE 2. SOME LIMITATIONS APPLY TO THIS CAPABILITY 3. NOT RECOMMENDED BY CCSDS4. MEASURED BY THE AGENCY6445-4529CCSDS 411 G-3 Page 4.18-9May 1997