Session Notes for R1 (Rapid Turnaround Monday) session: r1626
Prepared by C. Thomas, NVI, Inc./GSFC
Refer to http://ivscc.gsfc.nasa.gov/program/descrip2014.html#r1
for the session purpose.
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----- Parameter listing --------------------------------------
Experiment: R1626 Description IVS-R1
Scheduler: NASA Correlator: BONN
Start: 2014-055-17:00:00 End: 2014-056-17:00:00
Current yyyyddd: 2014055 (2014.15) ( 16713 MJD, MON. 24FEB.)
Greenwich sidereal time: 3:17: 0.00 (17: 0: 0 UT)
Sun's RA and DEC: 22h 31.1m -9d 18.5
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There are no observations for Wettzell from 18:15 U.T.
to 19:45 U.T. Wettzell will participate in the
intensive session during this period.
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First observations
Source Start DURATIONS
name yyddd-hhmmss Ai Ft Ht Hb Ke Ny Tc Wz Yg
0454-234 14055-170000| 448 43 548 130 548|
0308-611 14055-170158| 162 162 |
4C39.25 14055-170300| 43 219 136 219 |
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Last observations
Source Start DURATIONS
name yyddd-hhmmss Ai Ft Ht Hb Ke Ny Tc Wz Yg
0454-234 14056-164652| 457 43 544 130 544|
0003-066 14056-164943| 373 373 |
0642+449 14056-165233| 175 175 |
1741-038 14056-165431| 134 134 |
2201+315 14056-165707| 43 43 |
2255-282 14056-165730| 43 43 |
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SKED Summary from file ./r1626.skd for experiment R1626
(all scans with at least one subnet station)
Average number of obs. per baseline per source(normalized by up-time) = 4.3
Min = 0.0 Max = 51.4 (Baseline Ft-Tc on 0454-234) RMS = 9.7
Total time: 1438 minutes ( 24.0 hours).
Key: Ai=AIRA Ft=FORTLEZA Ht=HART15M Hb=HOBART12 Ke=KATH12M
Ny=NYALES20 Tc=TIGO Wz=WETTZELL Yg=YARRA12M
Ai Ft Ht Hb Ke Ny Tc Wz Yg Avg
% obs. time: 52 49 61 68 73 67 52 60 71 61
% cal. time: 2 2 3 2 2 4 1 4 2 3
% slew time: 7 26 16 7 7 17 2 11 7 12
% idle time: 38 21 19 22 16 12 43 24 18 24
total # scans: 177 168 278 194 212 308 126 325 201 221
# scans/hour : 7 7 12 8 9 13 5 14 8 9
Avg scan (sec): 254 253 188 302 297 187 359 159 305 255
# data tracks: 16 16 16 16 16 16 16 16 16
# Mk5 tracks: 16 16 16 16 16 16 16 16 16
Total TBytes: 1.6 1.5 1.9 2.1 2.3 2.1 1.6 1.9 2.2 1.9
Total TB(M5): 1.4 1.4 1.7 1.9 2.0 1.8 1.4 1.7 2.0 1.7
# OF OBSERVATIONS BY BASELINE
| Ai Ft Ht Hb Ke Ny Tc Wz Yg Total
-------------------------------------------------------
Ai| 5 49 45 62 102 0 89 50 402
Ft| 90 7 1 60 72 79 5 319
Ht| 35 41 110 50 159 45 579
Hb| 151 13 23 7 150 431
Ke| 31 9 27 172 494
Ny| 20 251 19 606
Tc| 31 12 217
Wz| 21 664
Yg| 474
Number of 2-station scans: 309
Number of 3-station scans: 240
Number of 4-station scans: 119
Number of 5-station scans: 35
Number of 6-station scans: 0
Number of 7-station scans: 0
Number of 8-station scans: 0
Number of 9-station scans: 0
Total # of scans, observations: 703 2093
Average X-band SNRs by baseline
| Ai Ft Ht Hb Ke Ny Tc Wz Yg AVG
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Ai| 39 34 28 42 46 - 47 28 40
Ft| 45 31 21 51 30 66 29 47
Ht| 41 45 58 23 70 41 51
Hb| 48 44 24 50 38 40
Ke| 49 26 53 40 44
Ny| 27 118 35 78
Tc| 29 19 27
Wz| 37 81
Yg| 37
Average S-band SNRs by baseline
| Ai Ft Ht Hb Ke Ny Tc Wz Yg AVG
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Ai| 16 17 17 17 18 - 17 17 17
Ft| 22 17 16 18 14 21 16 19
Ht| 24 22 25 15 30 23 24
Hb| 21 19 13 18 22 21
Ke| 20 12 19 20 20
Ny| 16 33 17 26
Tc| 15 12 14
Wz| 17 27
Yg| 20
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Recording mode
Name Code
GEOSX SX
Recording mode setup for:
AIRA HART15M HOBART12 KATH12M NYALES20 TIGOCONC 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 Speed
8.00 MHz 1 16(*1) 16 0.00
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 setup for:
FORTLEZA WETTZELL
Mode Tot.Rate Tot.BandW #BBC #bits Barrel
Mk341:2 256 Mbits 128 MHz 14 1 NONE
Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed
8.00 MHz 1 16(*2) 32 0.00
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
0306+102 1.00 1.50 0.33 7 3
1252+119 1.00 1.50 0.91 19 5
0454-463 1.00 1.50 0.29 6 6
1616+063 1.00 1.50 0.05 1 1
1738+476 1.00 1.50 0.38 8 8
1420-679 1.00 1.50 0.29 6 6
0600+177 1.00 1.50 0.48 10 4
2326-477 1.00 1.50 0.81 17 8
2201+315 1.00 1.50 1.19 25 17
4C39.25 1.00 1.50 1.53 32 10
Total 6.26 131 68
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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 AiFtHtHbKeNyTcWzYg
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
7 TIGOCONC 6.00
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Tape types
ID Station Tape length Density Passes
Ai AIRA K5
Ft FORTLEZA Mark5A
Ht HART15M Mark5B
Hb HOBART12 Mark5B
Ke KATH12M Mark5B
Ny NYALES20 Mark5B
Tc TIGOCONC Mark5B
Wz WETTZELL Mark5A
Yg YARRA12M Mark5B
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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)
Ai Ft Ht Hb Ke Ny Tc Wz Ai Ft Ht Hb Ke Ny Tc Wz
Ft 20 Ft 15
Ht 20 20 Ht 15 15
Hb 20 20 20 Hb 15 15 15
Ke 20 20 20 20 Ke 15 15 15 15
Ny 20 20 20 20 20 Ny 15 15 15 15 15
Tc 15 15 15 15 15 15 Tc 12 12 12 12 12 12
Wz 20 20 20 20 20 20 15 Wz 15 15 15 15 15 15 12
Yg 20 20 20 20 20 20 15 20 Yg 15 15 15 15 15 15 12 15