Session Notes for R1 (Rapid Turnaround Monday) session: r1965
Prepared by C. Thomas, NVI, Inc./GSFC
Refer to http://ivscc.gsfc.nasa.gov/program/descrip2020.html#r1
for the session purpose.
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----- Parameter listing --------------------------------------
Experiment: R1965 Description IVS-R1
Scheduler: NASA Correlator: BONN
Start: 2020-265-17:00:00 End: 2020-266-17:00:00
Current yyyyddd: 2020265 (2020.73) ( 19114 MJD, MON. 21SEP.)
Greenwich sidereal time: 17:04:07 (17:00:00 UT)
Sun's RA and DEC: 11h 56.9m 0d 19.9
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Important Station Information
Ny Alesund's SEFDs were increased to 3000 for both bands.
Metsahovi was tagged along to this schedule file.
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First observations
Source Start DURATIONS
name yyddd-hhmmss Ht Ma Nt Ny On Wn Yg Mh
1936-155 20265-170000| 104 97 75 130 141 141 |
2215+150 20265-170303| 154 150 173 276 270 216 276 |
1657-261 20265-170720| 37 37 34 |
0202+319 20265-170833| 341 341 86 160 |
1639-062 20265-170859| 27 27 21 |
1330+022 20265-171048| 206 185 206 |
0308-611 20265-171206| 68 68 |
0104-408 20265-171401| 48 48 |
1749+096 20265-171545| 30 20 68 58 68 28|
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Last observations
Source Start DURATIONS
name yyddd-hhmmss Ht Ma Nt Ny On Wn Yg Mh
0202+319 20266-162633| 122 122 122|
0308-611 20266-162827| 68 68 |
3C274 20266-162829| 60 60 25 |
0529+483 20266-162930| 94 76 94 |
0104-408 20266-163022| 41 41 |
0716+714 20266-163145| 119 92 149 119 149 |
2335-027 20266-163201| 230 230 |
3C371 20266-163455| 52 25 86 86 |
0322+222 20266-163647| 400 400 |
0110+495 20266-163702| 213 170 213 |
0738+491 20266-164111| 249 249 |
1418+546 20266-164216| 38 38 |
1936-155 20266-164703| 99 97 81 130 147 147 |
1749+096 20266-164948| 20 20 20 |
0202+319 20266-165024| 187 185 202 202 |
1639-062 20266-165109| 82 82 21 |
2215+150 20266-165429| 167 150 326 326 326 167 326 |
2113+293 20266-165757| 118 118 118 |
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SKED Summary from file ./r1965.skd for experiment R1965
(all scans with at least one subnet station)
Average number of obs. per baseline per source(normalized by up-time) = 12.3
Min = 0.0 Max = 56.5 (Baseline On-Yg on 0454-234) RMS = 14.3
Total time: 1440 minutes ( 24.0 hours).
Key: Ht=HART15M Ma=MATERA Nt=NOTO Ny=NYALES20 On=ONSALA60
Wn=WETTZ13N Yg=YARRA12M Mh=METSAHOV
Ht Ma Nt Ny On Wn Yg Mh Avg
% obs. time: 61 58 45 66 66 70 70 5 55
% cal. time: 4 5 5 4 4 5 4 0 4
% slew time: 20 31 45 16 22 7 12 3 20
% idle time: 13 5 5 14 7 16 13 91 21
total # scans: 371 403 425 306 362 445 320 39 333
# scans/hour : 15 17 18 13 15 19 13 2 14
Avg scan (sec): 143 124 91 185 157 136 190 113 142
# data tracks: 16 16 16 16 16 16 16 16
# Mk5 tracks: 16 16 16 16 16 16 16 16
Total TB(M5): 1.70 1.60 1.23 1.81 1.82 1.94 1.95 0.14 1.52
# OF OBSERVATIONS BY BASELINE
| Ht Ma Nt Ny On Wn Yg Mh Total
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Ht| 137 176 51 91 159 280 12 906
Ma| 370 246 315 373 110 23 1574
Nt| 228 295 384 110 25 1588
Ny| 285 275 73 34 1192
On| 342 91 33 1452
Wn| 102 34 1669
Yg| 11 777
Mh| 172
Number of 2-station scans: 229
Number of 3-station scans: 112
Number of 4-station scans: 78
Number of 5-station scans: 177
Number of 6-station scans: 70
Number of 7-station scans: 28
Number of 8-station scans: 8
Total number of scans: 702
Total number of obs: 4665
Total integrated obs-time: 570083
Average obs-time: 122.2
Histogram of observation durations
Dur: 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400
#Obs: | 549| 518| 629| 543| 517| 452| 380| 292| 167| 91| 82| 75| 83| 73| 35| 13| 23| 35| 108|
Average X-band SNRs by baseline
| Ht Ma Nt Ny On Wn Yg Mh AVG
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Ht| 56 43 72 50 55 28 27 45
Ma| 46 72 52 64 34 37 55
Nt| 51 38 47 25 32 44
Ny| 74 84 53 61 70
On| 62 33 43 54
Wn| 37 43 60
Yg| 15 32
Mh| 41
Average S-band SNRs by baseline
| Ht Ma Nt Ny On Wn Yg Mh AVG
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Ht| 30 56 29 26 41 24 17 34
Ma| 47 28 23 36 17 18 33
Nt| 47 39 63 31 36 49
Ny| 31 46 25 25 36
On| 37 18 21 31
Wn| 25 28 44
Yg| 15 23
Mh| 24
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Recording mode
Name Code
GEOSX SX
Recording mode for: HART15M MATERA METSAHOV NOTO NYALES20 ONSALA60 WETTZ13N YARRA12M
Mode Tot.Rate #Chan Chan.BW Tot.BW #BBC #bits Tracks*(fan) Tot.tracks Barrel
Mk341:1 256 Mbps 16 8 Mhz 128 Mhz 14 1 16*(1) 16 NONE
X-band spanned bw= 720.0 MHz rms spanned bw= 277.7 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
0933+503 1.00 1.50 0.00 0 0
0926-039 1.00 1.50 0.54 25 8
2210-257 1.00 1.50 0.06 3 1
1954+513 1.00 1.50 1.46 68 8
0110+495 1.00 1.50 0.45 21 7
0230-790 1.00 1.50 0.60 28 28
1806-458 1.00 1.50 0.32 15 9
0600+177 1.00 1.50 0.19 9 2
0346-279 1.00 1.50 0.19 9 5
1330+022 1.00 1.50 0.64 30 6
Total 4.46 208 74
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Minor Options
Astro Abs 3.00
BegScan Rel 1.00
EndScan Rel 1.00
NumObs Rel 1.00
StatWt Abs 2.00
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Major Options
Subnet HtMaNtNyOnWnYgMh
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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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)
Ht Ma Nt Ny On Wn Yg Ht Ma Nt Ny On Wn Yg
Ma 20 Ma 15
Nt 20 20 Nt 15 15
Ny 20 20 20 Ny 15 15 15
On 20 20 20 20 On 15 15 15 15
Wn 20 20 20 20 20 Wn 15 15 15 15 15
Yg 20 20 20 20 20 20 Yg 15 15 15 15 15 15
Mh 15 15 15 15 15 15 15 Mh 13 13 13 13 13 13 13