POLAR Non-Recoverable Data (1997)

The following list shows the JPL/DSN (Jet Propulsion Laboratory / Deep Space Network) support periods with POLAR that have resulted in non-recoverable data loss at the DCF (Data Capture Facility).

This list is complete through 09/26/97 (DOY 299).
This list was last updated on 11/06/97.


 
                      LEVEL-0 DATA

Support   Support  Equiv. Data   DR #       Problem
Period   Time Lost  Time Lost
DOY/HHMM   (Min.)    (Min.)

004/2111Z    0.2       1.7     NA         Unknown
017/0212Z    2.4      21.4     G01693     Channel prob. @ GDS
021/1504Z    1.8      16.3     NA         Unknown
035/1811Z    2.5      22.6     NA         Unknown
043/0148Z    1.5       9.9     NA         Unknown
092/1817Z    2.4      21.4     L00982     Station prob.
098/1812Z    9.8      89.8     L00993     Anten. Pred. @ MAD
105/1906Z    0.5       4.7     NA         Line prob. @ D-16
106/2112Z    0.9       1.6     NA         Unknown
113/1505Z   21.1     193.8     N42909     Data not put to disk
                                          at MAD, CDR not reached
122/2310Z    0.2       1.9     NA         Unknown
131/0110Z    1.0       9.1     N43080     CDR prob. @ JPL
131/1531Z    7.0      64.5     N43080     CDR prob. @ JPL
131/0747Z    1.0       9.4     NA         Unknown
138/1912Z    1.8      16.3     NA         Unknown
139/1030Z    9.3      85.5     N43412     CDR prob. @ JPL
141/1609Z    0.8       1.5     NA         Unknown
152/1412Z    0.5       4.5     NA         Unknown
159/1411Z    0.8       4.9     NA         Unknown
166/0239Z    0.3       3.2     NA         Unknown
172/1539Z    0.6       5.8     NA         Unknown
174/1319Z    0.42      3.80    N/A        Unknown
183/0710Z   17.6     161.2     NA         Data loss on CDR
184/1530Z    1.9      18.9     GO2436/7   Data outage, SPC prob.
219/2112Z    6.9      63.6     GO2586     Station timing prob. at GDS
257/0134Z    0.2       1.8     N/A        Unknown
265/1630Z   20.5     187.4     A1768      Station misconfigured 
297/2346Z    2.0      18.4     GO2896     Station problem
299/2045Z    6.6      60.7     LO1529     Station problem


PWI WIDEBAND DATA Support Support Equiv. Data DR # Problem Period Time Lost Time Lost DOY/HHMM (Min.) (Min.) 009/1519 3.8 3.8 NA Unknown 011/1733 28.9 28.9 A00966 Data outage at Sta. 015/1301 1.4 1.4 NA Unknown 018/0340 2.9 2.9 NA Unknown 018/2102 2.9 2.9 NA Unknown 033/2029 3.7 3.7 L00874 Station prob. (MAD) 041/0339 7.2 7.2 A01033 Prob. @ D-46 045/1553 2.5 2.5 L00895 Prob. @ D-66 048/0852 1.8 1.8 NA Unknown 049/1600 14.0 14.0 G01831 Lost data at Sta. 052/1411 10.6 10.6 NA Unknown 054/1114 9.2 9.2 NA Unknown 058/0301 3.6 3.6 NA Unknown 064/2310 167.0 167.0 NA Data loss on CDR 066/0902 3.3 3.3 G01890 TGC Prob @ GDS 094/1820 54.9 54.9 NA Unknown 100/1526 4.1 4.1 NA Unknown 101/1932 3.2 3.2 NA Unknown 110/2335 9.4 9.4 G02074 Pred. ran out at Sta. 124/0559 5.2 5.2 NA Unknown 148/0750 5.1 5.1 NA Unknown 157/0430 38.6 38.6 N43437 Data lost on CDR 159/1808 2.9 2.9 NA Unknown 169/0817z 1.26 3.42 N43459 SFG prob. at JPL 172/1600z 14.00 14.00 L01156 Late AOS due to TGS prob. at MAD 173/1401z 3.42 3.42 N/A Unknown 178/1703 3.6 3.6 N/A Unknown 182/2135Z 164 164 N43716 CDR prob. 189/0227 3.4 3.4 N/A Unknown 190/1052 7.2 7.2 N/A Unknown 192/1202z 2.0 2.0 N/A Unknown 205/0234Z 2.0 3.4 N/A Unknown 217/0155z 3.4 3.4 LO1301 Antenna prob. at MAD 230/0154z 3.6 3.6 N/A Unknown 232/1355z 2.6 2.6 N/A Unknown 236/0554z 2.9 2.9 L01349 Late AOS, TGC p 243/1600z 2.2 2.2 N/A Unknown 259/1550z 25.7 25.7 N/A TGC prob.
* Not included with total or weekly data loss + Rx ! Reprocessed Data


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