Session Notes for R1 (Rapid Turnaround Monday) session: r1891
Prepared by C. Thomas, NVI, Inc./GSFC
Refer to http://ivscc.gsfc.nasa.gov/program/descrip2016.html#r1
for the session purpose.
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----- Parameter listing --------------------------------------
Experiment: R1891 Description IVS-R1
Scheduler: NASA Correlator: BONN
Start: 2019-113-17:00:00 End: 2019-114-17:00:00
Current yyyyddd: 2019113 (2019.31) ( 18597 MJD, TUES 23APR.)
Greenwich sidereal time: 07:05:48 (17:00:00 UT)
Sun's RA and DEC: 2h 4.1m 12d 35.9
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Important Station Information
Wettzell-North will be observing with a warm receiver. The
SEFDs were changed to 3300 for X-band and 2600 for S-band.
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There are no observations for Kokee and Wettzell from 18:15 U.T.
to 19:45 U.T. Kokee and Wettzell will participate in the
intensive session during this period.
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First observations
Source Start DURATIONS
name yyddd-hhmmss Ag Ft Ht Is Ke Kk Ny On Kv Wn Wz Yg
1144+402 19113-170000| 220 145 234 79 207 234 234 211|
2255-282 19113-170000| 211 211 98 |
0059+581 19113-170306| 63 44 43 63 |
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Last observations
Source Start DURATIONS
name yyddd-hhmmss Ag Ft Ht Is Ke Kk Ny On Kv Wn Wz Yg
0530-727 19114-165203| 136 136 |
1908-201 19114-165208| 53 53 |
0202+319 19114-165253| 43 53 53 45 |
1519-273 19114-165353| 197 197 |
1034-293 19114-165354| 184 184|
2309+454 19114-165419| 93 93 |
0308-611 19114-165455| 150 150 |
0823+033 19114-165501| 43 43 43 |
1504+377 19114-165700| 175 175 175 |
0402-362 19114-165803| 112 112 |
1741-038 19114-165806| 109 109 109 109 109|
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SKED Summary from file ./r1891.skd for experiment R1891
(all scans with at least one subnet station)
Average number of obs. per baseline per source(normalized by up-time) = 6.4
Min = 0.0 Max = 130.9 (Baseline Ft-Ny on 0458-020) RMS = 11.1
Total time: 1440 minutes ( 24.0 hours).
Key: Ag=AGGO Ft=FORTLEZA Ht=HART15M Is=ISHIOKA Ke=KATH12M
Kk=KOKEE Ny=NYALES20 On=ONSALA60 Kv=SEJONG Wn=WETTZ13N
Wz=WETTZELL Yg=YARRA12M
Ag Ft Ht Is Ke Kk Ny On Kv Wn Wz Yg Avg
% obs. time: 50 48 61 72 73 56 64 65 65 68 62 68 63
% cal. time: 3 3 5 5 4 4 5 4 4 4 4 4 4
% slew time: 5 38 25 10 14 24 23 25 19 3 14 13 18
% idle time: 42 9 7 12 8 14 7 5 11 25 20 14 15
total # scans: 248 285 408 459 361 385 434 385 363 324 353 337 361
# scans/hour : 10 12 17 19 15 16 18 16 15 14 15 14 15
Avg scan (sec): 173 146 130 136 175 126 128 145 154 181 151 175 151
# data tracks: 16 16 16 16 16 16 16 16 16 16 16 16
# Mk5 tracks: 16 16 16 16 16 16 16 16 16 16 16 16
Total TB(M5): 1.38 1.33 1.70 2.00 2.02 1.56 1.78 1.78 1.79 1.87 1.70 1.89 1.73
# OF OBSERVATIONS BY BASELINE
| Ag Ft Ht Is Ke Kk Ny On Kv Wn Wz Yg Total
----------------------------------------------------------------------
Ag| 108 130 0 0 49 19 22 0 15 49 0 392
Ft| 136 17 2 31 82 86 6 75 90 9 642
Ht| 77 75 0 85 113 72 94 116 109 1007
Is| 198 237 248 182 270 149 114 159 1651
Ke| 133 94 84 207 84 38 256 1171
Kk| 192 129 150 89 87 94 1191
Ny| 276 162 189 190 66 1603
On| 134 258 155 60 1499
Kv| 130 86 158 1375
Wn| 103 62 1248
Wz| 38 1066
Yg| 1011
Number of 2-station scans: 556
Number of 3-station scans: 296
Number of 4-station scans: 155
Number of 5-station scans: 118
Number of 6-station scans: 68
Number of 7-station scans: 54
Number of 8-station scans: 41
Number of 9-station scans: 2
Number of 10-station scans: 0
Number of 11-station scans: 0
Number of 12-station scans: 0
Total number of scans: 1290
Total number of obs: 6928
Total integrated obs-time: 885008
Average obs-time: 127.7
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: | 809| 641| 705| 769| 395| 548| 422| 418| 287| 296| 268| 282| 191| 175| 135| 67| 119| 401|
Average X-band SNRs by baseline
| Ag Ft Ht Is Ke Kk Ny On Kv Wn Wz Yg AVG
---------------------------------------------------------------------
Ag| 28 26 - - 24 28 24 - 25 28 - 26
Ft| 46 36 22 32 50 38 29 37 60 26 42
Ht| 41 34 - 66 56 30 55 100 38 50
Is| 49 54 76 49 59 44 77 38 55
Ke| 32 45 38 36 34 70 40 40
Kk| 59 33 35 27 46 25 41
Ny| 88 55 85 158 45 79
On| 39 76 152 40 68
Kv| 34 63 29 43
Wn| 248 37 70
Wz| 75 114
Yg| 38
Average S-band SNRs by baseline
| Ag Ft Ht Is Ke Kk Ny On Kv Wn Wz Yg AVG
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Ag| 15 17 - - 21 18 16 - 21 19 - 17
Ft| 27 19 16 23 25 21 15 25 31 17 24
Ht| 32 22 - 39 33 23 39 51 25 31
Is| 28 50 37 27 31 31 41 27 34
Ke| 33 22 18 19 20 29 23 24
Kk| 46 31 32 32 41 34 38
Ny| 38 26 44 64 26 39
On| 20 39 59 19 33
Kv| 22 30 19 25
Wn| 113 21 39
Wz| 31 52
Yg| 24
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Recording mode
Name Code
GEOSX SX
Recording mode for: AGGO HART15M ISHIOKA KATH12M KOKEE NYALES20 ONSALA60 SEJONG WETTZ13N
WETTZELL 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
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
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Monitoring Sources
Source Min Max Actual #Num #Scans
1540-828 1.00 1.50 0.14 10 10
1754+159 1.00 1.50 0.19 13 9
0942+358 1.00 1.50 0.00 0 0
0918-297 1.00 1.50 0.00 0 0
1345+125 1.00 1.50 0.06 4 4
0430+289 1.00 1.50 0.00 0 0
0013-005 1.00 1.50 0.10 7 3
2106+143 1.00 1.50 0.09 6 4
2204-540 1.00 1.50 0.10 7 7
1221+809 1.00 1.50 0.74 51 10
Total 1.41 98 47
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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 AgFtHtIsKeKkNyOnKvWnWzYg
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
SplitTwins No
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Weighted Station
1 AGGO 3.00
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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)
Ag Ft Ht Is Ke Kk Ny On Kv Wn Wz Ag Ft Ht Is Ke Kk Ny On Kv Wn Wz
Ft 15 Ft 13
Ht 15 20 Ht 13 15
Is 15 20 20 Is 13 15 15
Ke 15 20 20 20 Ke 13 15 15 15
Kk 15 20 20 20 20 Kk 13 15 15 15 15
Ny 15 20 20 20 20 20 Ny 13 15 15 15 15 15
On 15 20 20 20 20 20 20 On 13 15 15 15 15 15 15
Kv 15 20 20 20 20 20 20 20 Kv 13 15 15 15 15 15 15 15
Wn 15 20 20 20 20 20 20 20 20 Wn 13 15 15 15 15 15 15 15 15
Wz 15 20 20 20 20 20 20 20 20 99 Wz 13 15 15 15 15 15 15 15 15 99
Yg 15 20 20 20 20 20 20 20 20 20 20 Yg 13 15 15 15 15 15 15 15 15 15 15