Session Notes for session: r4033
Prepared by Merri Sue Carter, USNO. (msc@maia.usno.navy.mil)
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Parameter values for experiment R4033   
Experiment description: NEOSA
Scheduler: tbd          Correlator: TBD
Nominal start: 2002-227-18:30:00     Nominal end: 2002-228-18:45:00
 Current yyyyddd:    2002227 (2002.62)  ( 12502 MJD, THUR 15AUG.)
 Greenwich sidereal time:   16: 5:58.02 (18:30: 0 UT)
 Sun's RA and DEC:    9h 40.4m    13d 55.8
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The following sources were included for research purposes:
None. 
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First observations
Observation listing from file ./r4033.skd  for experiment R4033   
Source      Start      DURATIONS               
name     yyddd-hhmmss  Ap  Ft  Gc  Ho  Kk  Wz 
0955+476 02227-183000|  98  98              98|
0202+149 02227-183000|          98  98  98    |
0804+499 02227-183401|  98     249     249    |
1606+106 02227-183437|      98              98|
2136+141 02227-183712|             144     144|
End of listing.
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Last observations
Observation listing from file ./r4033.skd  for experiment R4033   
Source      Start      DURATIONS               
name     yyddd-hhmmss  Ap  Ft  Gc  Ho  Kk  Wz 
1908-201 02228-182642|      98      98        |
End of listing.
Observation listing from file ./r4033.skd  for experiment R4033   
Source      Start      DURATIONS               
name     yyddd-hhmmss  Ap  Ft  Gc  Ho  Kk  Wz 
0552+398 02228-181027|          98      98    |
1101+384 02228-181224| 288  98             288|
0201+113 02228-181329|             359 359    |
3C274    02228-182055|  98  98 164         164|
OQ208    02228-182439|  98     108         108|
1908-201 02228-182642|      98      98        |
End of listing.
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   SKED Summary from file ./r4033.skd for experiment R4033   

      (all scans with at least one subnet station)


 Average number of obs. per baseline per source (normalized by up-time) =   4.4
 Min =    .0   Max =   34.0 (Baseline Gc-Kk on 2243-123)   RMS =   5.4

 Total time:       1438 minutes ( 24.0 hours).

 Key:     Ap=ALGOPARK   Ft=FORTLEZA   Gc=GILCREEK   Ho=HOBART26   Kk=KOKEE   
          Wz=WETTZELL

                  Ap  Ft  Gc  Ho  Kk  Wz  Avg
 % obs. time:     33  32  48  27  52  45  39 
 % cal. time:      3   3   3   1   3   3   2 
 % slew time:     53  37  17  26  16  10  27 
 % idle time:      9  27  29  44  27  41  30 
 # of tapes :    1.8 1.7  .7 1.5  .8  .7
 total # scans:  267 282 285 144 288 267 255 
 # scans/hour :   11  11  11   6  12  11 10.6
 Avg scan (sec): 108  98 147 161 156 146 136 
 tape change times (hhmm):
               0817 0831 0000 0837 0000 0000 
                                                                                                                              
      # OF OBSERVATIONS BY BASELINE

   | Ap  Ft  Gc  Ho  Kk  Wz   StnTotal 
 --------------------------------------
 Ap|267 170 128   4  78 116      496 
 Ft|    282  77   9  51 154      461 
 Gc|        285  40 161 110      516 
 Ho|            144 107  20      180 
 Kk|                288  46      443 
 Wz|                    267      446 


 Number of  2-station scans:  379
 Number of  3-station scans:  192
 Number of  4-station scans:   41
 Number of  5-station scans:    7
 Number of  6-station scans:    0

 Total # of scans, observations:   619    1271

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Recording mode
  Name  Code 
NEOS-WB  NW
Recording mode setup for:
   ALGOPARK FORTLEZA HOBART26 
  Mode      Tot.Rate     Tot.BandW   #chan #bits  Barrel
 C         56.000 Mbits  28.000 MHz   14   1     NONE
  Chan.BW  #Subpasses  Tracks(*fan)  Tot.tracks  Speed
  2.00 MHz      2         14(*0)        28       135.00
  X-band  spanned bw=   680.0 MHz       rms spanned bw=   252.6 MHz
  S-band  spanned bw=   110.0 MHz       rms spanned bw=    43.7 MHz
  Effective number of channels recorded per sub-pass
         X         S       Total
          8.000     6.000    14.000
Recording mode setup for:
   GILCREEK KOKEE    WETTZELL 
  Mode      Tot.Rate     Tot.BandW   #chan #bits  Barrel
 C         56.000 Mbits  28.000 MHz   14   1     NONE
  Chan.BW  #Subpasses  Tracks(*fan)  Tot.tracks  Speed
  2.00 MHz      2         14(*0)        28        80.00
  X-band  spanned bw=   680.0 MHz       rms spanned bw=   252.6 MHz
  S-band  spanned bw=   110.0 MHz       rms spanned bw=    43.7 MHz
  Effective number of channels recorded per sub-pass
         X         S       Total
          8.000     6.000    14.000
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Tape types
 ID  Station   Tape length        Density 
 Ap  ALGOPARK  8700feet (Thick)   33333. (Low )
 Ft  FORTLEZA  8700feet (Thick)   33333. (Low )
 Gc  GILCREEK 17400feet (Thin )   56250. (High)
 Ho  HOBART26  8700feet (Thick)   33333. (Low )
 Kk  KOKEE    17400feet (Thin )   56250. (High)
 Wz  WETTZELL 17400feet (Thin )   56250. (High)
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SNR Targets
 Minimum SNR by baseline for multi-baseline scans
     X-band (margin  10)     S-band (margin   6)
     Ap  Ft  Gc  Ho  Kk          Ap  Ft  Gc  Ho  Kk  
 Ft   0                      Ft   0
 Gc  20   0                  Gc  15   0
 Ho  20   0  20              Ho  15   0  15
 Kk  20   0  20  20          Kk  15   0  15  15
 Wz  20   0  20  20  20      Wz  15   0  15  15  15