Session Notes for R1 (Rapid Turnaround Monday) session: r1833
Prepared by C. Thomas, NVI, Inc./GSFC
Refer to http://ivscc.gsfc.nasa.gov/program/descrip2018.html#r1
for the session purpose.
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----- Parameter listing --------------------------------------
Experiment: R1833 Description IVS-R1
Scheduler: NASA Correlator: WASH
Start: 2018-071-17:00:00 End: 2018-072-17:00:00
Current yyyyddd: 2018071 (2018.19) ( 18190 MJD, MON. 12MAR.)
Greenwich sidereal time: 04:21:10 (17:00:00 UT)
Sun's RA and DEC: 23h 30.9m -3d 8.7
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First observations
Source Start DURATIONS
name yyddd-hhmmss Ft Ht Ke Ny Kv Ww Wn Yg
1424-418 18071-170000| 124 124 |
OJ287 18071-170000| 133 133 43 93 127|
0059+581 18071-170214| 147 147 66 |
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Last observations
Source Start DURATIONS
name yyddd-hhmmss Ft Ht Ke Ny Kv Ww Wn Yg
1751+288 18072-165307| 133 133 |
0648-165 18072-165425| 295 295 295 |
1104-445 18072-165534| 261 261|
3C418 18072-165602| 43 43 |
0716+714 18072-165824| 91 91 |
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SKED Summary from file ./r1833.skd for experiment R1833
(all scans with at least one subnet station)
Average number of obs. per baseline per source(normalized by up-time) = 4.4
Min = 0.0 Max = 84.7 (Baseline Ww-Wn on 1749+096) RMS = 11.0
Total time: 1440 minutes ( 24.0 hours).
Key: Ft=FORTLEZA Ht=HART15M Ke=KATH12M Ny=NYALES20 Kv=SEJONG
Ww=WARK12M Wn=WETTZ13N Yg=YARRA12M
Ft Ht Ke Ny Kv Ww Wn Yg Avg
% obs. time: 53 59 72 62 52 55 67 69 61
% cal. time: 3 4 4 4 4 3 4 4 4
% slew time: 35 18 14 19 16 9 3 13 16
% idle time: 7 19 8 14 28 32 25 13 19
total # scans: 265 313 373 382 306 255 359 344 324
# scans/hour : 11 13 16 16 13 11 15 14 14
Avg scan (sec): 174 162 167 139 146 188 161 173 163
# data tracks: 16 16 16 16 16 16 16 16
# Mk5 tracks: 16 16 16 16 16 16 16 16
Total TB(M5): 1.48 1.62 2.00 1.70 1.43 1.53 1.85 1.90 1.69
# OF OBSERVATIONS BY BASELINE
| Ft Ht Ke Ny Kv Ww Wn Yg Total
--------------------------------------------------
Ft| 188 0 101 0 0 192 0 481
Ht| 31 68 36 28 146 45 542
Ke| 37 127 205 22 291 713
Ny| 171 14 230 28 649
Kv| 62 72 99 567
Ww| 2 182 493
Wn| 22 686
Yg| 667
Number of 2-station scans: 498
Number of 3-station scans: 366
Number of 4-station scans: 103
Number of 5-station scans: 17
Number of 6-station scans: 1
Number of 7-station scans: 0
Number of 8-station scans: 0
Total number of scans: 985
Total number of obs: 2399
Total integrated obs-time: 370843
Average obs-time: 154.6
Histogram of observation durations
Dur: 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300
#Obs: | 322| 107| 99| 98| 116| 130| 179| 153| 147| 209| 130| 71| 106| 61| 107| 74| 73| 217
Average X-band SNRs by baseline
| Ft Ht Ke Ny Kv Ww Wn Yg AVG
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Ft| 32 - 29 - - 25 - 29
Ht| 40 79 27 32 79 43 51
Ke| 53 38 43 40 41 42
Ny| 44 46 110 44 69
Kv| 36 38 27 37
Ww| 51 39 40
Wn| 38 67
Yg| 38
Average S-band SNRs by baseline
| Ft Ht Ke Ny Kv Ww Wn Yg AVG
-------------------------------------------------
Ft| 20 - 18 - - 21 - 20
Ht| 22 42 19 21 62 25 35
Ke| 20 18 20 22 22 20
Ny| 19 20 49 21 32
Kv| 19 21 19 19
Ww| 22 20 20
Wn| 23 39
Yg| 21
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Recording mode
Name Code
GEOSX SX
Recording mode for: FORTLEZA
Mode Tot.Rate Tot.BandW #BBC #bits Barrel
Mk341:2 256 Mbits 128 MHz 14 1 NONE
Chan.BW #Subpasses Tracks(*fan) Tot.tracks
8.00 MHz 1 16(*2) 32
X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz
S-band spanned bw= 140.0 MHz rms spanned bw= 50.9 MHz
Effective number of 1-bit channels recorded per sub-pass
X S Total
10.00 6.00 16.00
Recording mode for: HART15M KATH12M NYALES20 SEJONG WARK12M WETTZ13N YARRA12M
Mode Tot.Rate Tot.BandW #BBC #bits Barrel
Mk341:1 256 Mbits 128 MHz 14 1 NONE
Chan.BW #Subpasses Tracks(*fan) Tot.tracks
8.00 MHz 1 16(*1) 16
X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz
S-band spanned bw= 140.0 MHz rms spanned bw= 50.9 MHz
Effective number of 1-bit channels recorded per sub-pass
X S Total
10.00 6.00 16.00
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Monitoring Sources
Source Min Max Actual #Num #Scans
0601+245 1.00 1.50 0.42 10 6
3C345 1.00 1.50 0.17 4 4
0149+218 1.00 1.50 0.75 18 10
1212+171 1.00 1.50 0.00 0 0
1251-713 1.00 1.50 0.58 14 14
0549-575 1.00 1.50 0.38 9 9
0955+326 1.00 1.50 0.42 10 10
1557+032 1.00 1.50 0.00 0 0
0422+004 1.00 1.50 0.08 2 2
1053+815 1.00 1.50 0.29 7 7
Total 3.08 74 62
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Minor Options
Astro Abs 3.00
BegScan Rel 1.00
EndScan Rel 1.00
NumObs Rel 1.00
StatIdle Abs 3.00
StatWt Abs 2.00
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Major Options
Subnet FtHtKeNyKvWwWnYg
SkyCov Yes
AllBlGood Yes
MaxAngle 180.00
MinAngle 15.00
MinBetween 20
MinSunDist 4.00
MaxSlewTime 300
TimeWindow 4.00
MinSubNetSize 2
NumSubNet 1
Best 60
FillIn Yes
FillMinSub 3
FillMinTime 120
FillBest 80
Add_ps 30.0
SNRWts Yes
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Weighted Station
1 FORTLEZA 2.00
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SNR Targets
Minimum SNR by baseline for multi-baseline scans
X-band (margin 0) S-band (margin 0)
X-band (ast_margin 0) S-band (ast_margin 0)
Ft Ht Ke Ny Kv Ww Wn Ft Ht Ke Ny Kv Ww Wn
Ht 20 Ht 15
Ke 20 20 Ke 15 15
Ny 20 20 20 Ny 15 15 15
Kv 20 20 20 20 Kv 15 15 15 15
Ww 20 20 20 20 20 Ww 15 15 15 15 15
Wn 20 20 20 20 20 20 Wn 15 15 15 15 15 15
Yg 20 20 20 20 20 20 20 Yg 15 15 15 15 15 15 15