PDS_VERSION = PDS3 RECORD_TYPE = STREAM OBJECT = TEXT PUBLICATION_DATE = 1998-04-01 NOTE = "MGS RST Instrument Health Report HEA8091A.TXT" END_OBJECT = TEXT END Miscellaneous ============= Note new problem with open loop data below. Engineering Data ================ Engineering Data Statistical Summary from CSV2STAT: First SCET: 1998-03-31T00:00:01.177 Last SCET: 1998-03-31T22:40:04.670 CHANNL CHANNEL TITLE DN-LO DN-HI EU-LO EU-HI EU-AVG/STDEV RECDS ------ ------------- ----- ----- --------- --------- ---------/-------- ----- F-0190 HGA_AZ_ANG 0 0 0.00E+00 0.00E+00 0.00E+00/0.00E+00 1363 F-0195 HGA_EL_ANG 0 0 0.00E+00 0.00E+00 0.00E+00/0.00E+00 1363 L-0034 MOT1_RANGING 0 0 18328 L-0036 MOT1_TLM_MOD 0 0 18328 L-0037 MOT1_USO_ENA 0 1 18328 L-0044 MOT2_RANGING 0 1 18328 L-0046 MOT2_TLM_MOD 0 1 18328 L-0047 MOT2_USO_ENA 0 1 18328 L-0053 RF_SW_OSC 2 2 18328 L-0060 TWTA1_FILMNT 0 1 18328 L-0061 TWTA1_HV 0 1 18329 L-0070 TWTA2_FILMNT 1 1 18329 L-0071 TWTA2_HV 0 1 18328 L-0080 USO_PWR 0 0 18328 L-0090 KaBLE_STAT 1 1 18328 L-0091 KaBLE_ENABLE 0 0 18329 L-0111 MOT1_RCV_AGC 255 255 -1.53E+02 -1.53E+02 -1.53E+02/0.00E+00 9410 L-0121 MOT2_RCV_AGC 165 255 -1.53E+02 -1.29E+02 -1.38E+02/5.55E-02 9410 L-0131 TWTA1_HLX_I 0 36 -3.84E-02 6.76E-01 -1.32E-02/1.29E-03 9410 L-0132 TWTA1_ANOD_V 0 243 -1.00E+03 -5.19E+02 -1.00E+03/1.25E-01 8979 L-0141 TWTA2_HLX_I 17 43 2.86E-01 8.05E-01 7.46E-01/9.95E-04 9410 L-0142 TWTA2_ANOD_V 61 240 -8.66E+02 -5.08E+02 -8.58E+02/3.03E-01 8979 L-0200 USO_REG_V 203 205 4.06E+00 4.10E+00 4.08E+00/8.81E-05 8979 L-0201 USO_OVEN_V 123 126 2.46E+00 2.52E+00 2.49E+00/1.13E-04 8979 T-0302 EPC1_T 119 131 2.29E+01 2.81E+01 2.55E+01/2.75E-02 2290 T-0303 EPC2_T 105 126 2.50E+01 3.41E+01 3.17E+01/2.59E-02 2290 T-0310 RF_ISOLTR1_T 171 186 2.61E+01 3.14E+01 2.76E+01/1.04E-02 9410 T-0311 RF_ISOLTR2_T 169 196 2.21E+01 3.21E+01 2.94E+01/1.78E-02 9410 T-0312 TWT1_T 163 191 2.42E+01 3.42E+01 2.78E+01/2.32E-02 2290 T-0313 TWT2_T 162 199 2.08E+01 3.45E+01 3.18E+01/4.15E-02 2290 T-0315 USO_T 170 177 1.09E+01 1.30E+01 1.17E+01/1.12E-02 2290 T-0316 KA_AMP_T 146 167 3.28E+01 4.05E+01 3.71E+01/1.31E-02 4519 L-0200, L-0201, and T-0315 are nominal. Open Loop Data ============== Data Collection --------------- We have transferred the following open loop data to Stanford: YYYY/DDD DSS DSP SAMP BW DSP BIT REC RECS RECS MAX START STOP RATE MODE RESN LEN MSSG SNR -------- --- -------- -------- ---- ---- ---- ---- ---- ----- ---- ----- 1998/090 45 23:00:10 23:14:00 5000 2000 2 12 1666 4151 0 49.2 1998/090 45 23:51:00 00:15:00 5000 2000 2 12 1666 7201 0 16.5 1998/091 54 10:41:40 10:54:00 5000 2000 2 12 1666 3701 0 44.9 1998/091 54 11:31:00 11:56:00 5000 2000 2 12 1666 7497 0 11.4 Anomalies --------- Carrier-to-noise level for the two DSS 54 occultations is about 5 dB below the levels at DSS 45. We have found many POCA time tags out of order in the past week; all have been at SPC 60. Between Occ #42 and Occ #94 there were no such errors; we do not currently have records prior to Occ #42. The following table provides a summary: Start Time DSS Occ # Records Received POCA Time Tag Errors ------------------- --- ----- ---------------- -------------------- 1998-03-25T15:26:00 54 94 5401 7 1998-03-26T14:46:06 65 96 5071 6 1998-03-28T13:20:25 65 100 4076 3 1998-03-30T12:50:00 65 104e 7801 9 1998-03-31T12:10:00 54 106e 7801 7 1998-04-01T10:41:40 54 108i 3701 8 1998-04-01T11:31:00 54 108e 7497 10 Carrier frequencies were within 100 Hz of the passband center on all occultations, though the deviations were somewhat large in the second pair, and the egress occultation is always worse than ingress. Closed Loop Data ================ Data Collection --------------- We have obtained the following files from OSCAR and EPIC: Original File Name Name on SOPC ------------------------------ ------------ ODF: 98090O091.DAT;1 8090091A.ODF EOP: 980331-eop.long 20208125.EOP 980331-eop.short 71248125.EOP Ancillary Data ============== Data Collection --------------- We have obtained the following files from the CDB: Original File Name Name on SOPC ------------------------------ ------------ SAK: mgs_solar_array_1998-090.ck 8090090A.SAK TCK: mgs_spice_c_kernel_1998-090.ck 8090090A.TCK