Session Notes for R1 (Rapid Turnaround Monday) session: r1303
Prepared by C. Thomas, NVI, Inc./GSFC
Refer to http://ivscc.gsfc.nasa.gov/program/descrip2007.html#r1
for the session purpose.
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Parameter values for experiment R1303
Experiment description: IVS-R1
Scheduler: NASA Correlator: Please see the master schedule
Nominal start: 2007-323-17:00:00 Nominal end: 2007-324-17:00:00
Current yyyyddd: 2007323 (2007.88) ( 14424 MJD, MON. 19NOV.)
Greenwich sidereal time: 20:53: 0.00 (17: 0: 0 UT)
Sun's RA and DEC: 15h 38.7m -19d 28.9
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Important Station Information
Ny Alesund was tagged along to this session.
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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 Ft Hh Ho Ny Tc Ts Wf Wz
1749+096 07323-170000| 133 56 151 151 62 151|
1128+385 07323-170214| 40 40 |
0637-752 07323-170339| 63 63 |
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Last observations
Source Start DURATIONS
name yyddd-hhmmss Ft Hh Ho Ny Tc Ts Wf Wz
1606+106 07324-165518| 138 138 85|
1057-797 07324-165528| 200 200 |
0235+164 07324-165754| 40 40 40 |
0133+476 07324-165919| 40 40 40 40|
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SKED Summary from file ./r1303.skd for experiment R1303
(all scans with at least one subnet station)
Average number of obs. per baseline per source(normalized by up-time) = 10.8
Min = 0.0 Max = 102.9 (Baseline Hh-Tc on 1611+343) RMS = 15.7
Total time: 1440 minutes ( 24.0 hours).
Key: Ft=FORTLEZA Hh=HARTRAO Ho=HOBART26 Ny=NYALES20 Tc=TIGO
Ts=TSUKUB32 Wf=WESTFORD Wz=WETTZELL
Ft Hh Ho Ny Tc Ts Wf Wz Avg
% obs. time: 43 24 28 22 55 33 39 35 35
% cal. time: 3 3 5 4 4 7 5 5 5
% slew time: 41 55 49 19 12 23 19 14 30
% idle time: 12 17 17 54 28 36 35 45 31
total # scans: 289 276 392 331 339 602 463 454 393
# scans/hour : 12 12 16 14 14 25 19 19 16
Avg scan (sec): 128 77 62 57 141 48 73 66 80
# data tracks: 16 16 16 16 16 16 16 16
# Mk5 tracks: 16 16 16 16 16 16 16 16
Total GBytes: 1439 860 1020 797 1842 1248 1378 1246 1229
Total GB(M5): 1280 765 906 709 1637 1109 1225 1108 1092
# of tapes : 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
tape change times (hhmm):
Total number of tapes: 0.6 Total GBytes (M5) recorded: 8738.3
# OF OBSERVATIONS BY BASELINE
| Ft Hh Ho Ny Tc Ts Wf Wz StnTotal
--------------------------------------------------
Ft| 140 23 68 222 13 200 133 799
Hh| 91 49 123 66 78 126 673
Ho| 32 119 255 19 23 562
Ny| 47 259 225 262 942
Tc| 30 181 99 821
Ts| 237 292 1152
Wf| 299 1239
Wz| 1234
Number of 2-station scans: 386
Number of 3-station scans: 355
Number of 4-station scans: 200
Number of 5-station scans: 85
Number of 6-station scans: 14
Number of 7-station scans: 0
Number of 8-station scans: 0
Total # of scans, observations: 1040 3711
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Recording mode
Name Code
GEOSX SX
Recording mode setup for:
FORTLEZA HOBART26 TSUKUB32
Mode Tot.Rate Tot.BandW #chan #bits Barrel
Mk341:2 256.000 Mbits 128.000 MHz 14 1 NONE
Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed
8.00 MHz 1 16(*2) 32 0.01
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 channels recorded per sub-pass
X S Total
10.000 6.000 16.000
Recording mode setup for:
HARTRAO NYALES20 TIGOCONC WESTFORD WETTZELL
Mode Tot.Rate Tot.BandW #chan #bits Barrel
Mk341:2 256.000 Mbits 128.000 MHz 14 1 16
Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed
8.00 MHz 1 16(*2) 32 0.01
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 channels recorded per sub-pass
X S Total
10.000 6.000 16.000
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There were no Monitoring Sources scheduled during this
session.
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Minor Options
Option Norm Wt Aux_Parm
Astro Abs 3.00
BegScan Rel 1.00
EndScan Rel 1.00
NumObs Rel 1.00
StatIdle Abs 3.00
StatWt Abs 1.00 FFFFT FFF
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Major Options
SkyCov Yes
Min_Between 20
Best% 60.0
Last_Hrs 1.00
Add_ps 30.00
Obs_Wts SNRwt
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Tape types
ID Station Tape length Density Passes
Ft FORTLEZA Mark5A
Hh HARTRAO Mark5A
Ho HOBART26 Mark5A
Ny NYALES20 Mark5A
Tc TIGOCONC Mark5A
Ts TSUKUB32 Mark5A
Wf WESTFORD Mark5A
Wz WETTZELL Mark5A
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SNR Targets
Minimum SNR by baseline for multi-baseline scans
X-band (margin 5) S-band (margin 3)
Ft Hh Ho Ny Tc Ts Wf Ft Hh Ho Ny Tc Ts Wf
Hh 20 Hh 15
Ho 20 20 Ho 15 15
Ny 20 20 20 Ny 15 15 15
Tc 15 15 15 15 Tc 12 12 12 12
Ts 20 20 20 20 15 Ts 15 15 15 15 12
Wf 20 20 20 20 15 20 Wf 15 15 15 15 12 15
Wz 20 20 20 20 15 20 20 Wz 15 15 15 15 12 15 15