Session Notes for R1 (Rapid Turnaround Monday) session: r1307
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 R1307
Experiment description: IVS-R1
Scheduler: NASA Correlator: Please see the master schedule
Nominal start: 2007-351-17:00:00 Nominal end: 2007-352-17:00:00
Current yyyyddd: 2007351 (2007.96) ( 14452 MJD, MON. 17DEC.)
Greenwich sidereal time: 22:43: 0.00 (17: 0: 0 UT)
Sun's RA and DEC: 17h 39.8m -23d 21.4
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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
1958-179 07351-170000| 200 124 200 117 200|
1124-186 07351-170439| 200 200 118 |
1611+343 07351-170845| 200 84 200 97 95|
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Last observations
Source Start DURATIONS
name yyddd-hhmmss Ft Hh Ho Ny Tc Ts Wf Wz
1741-038 07352-165401| 59 152 152 |
CTA26 07352-165707| 44 49 49|
0133+476 07352-165848| 40 40 40 40|
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SKED Summary from file ./r1307.skd for experiment R1307
(all scans with at least one subnet station)
Average number of obs. per baseline per source(normalized by up-time) = 8.8
Min = 0.0 Max = 102.9 (Baseline Hh-Tc on 1611+343) RMS = 11.1
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: 41 25 25 18 49 25 37 36 32
% cal. time: 3 3 3 2 3 4 4 4 3
% slew time: 40 45 36 13 10 16 15 12 24
% idle time: 16 26 35 66 37 53 43 47 41
total # scans: 254 217 264 207 275 369 335 331 281
# scans/hour : 11 9 11 9 11 15 14 14 12
Avg scan (sec): 139 100 82 75 153 59 96 95 99
# data tracks: 16 16 16 16 16 16 16 16
# Mk5 tracks: 16 16 16 16 16 16 16 16
Total GBytes: 1359 857 874 634 1618 920 1275 1253 1099
Total GB(M5): 1208 762 777 563 1438 818 1134 1114 977
# 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: 7814.1
# OF OBSERVATIONS BY BASELINE
| Ft Hh Ho Ny Tc Ts Wf Wz StnTotal
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Ft| 138 17 66 173 21 164 130 709
Hh| 57 35 105 48 70 122 575
Ho| 17 104 162 19 22 398
Ny| 31 151 170 174 644
Tc| 22 115 69 619
Ts| 170 196 770
Wf| 231 939
Wz| 944
Number of 2-station scans: 230
Number of 3-station scans: 240
Number of 4-station scans: 164
Number of 5-station scans: 70
Number of 6-station scans: 11
Number of 7-station scans: 0
Number of 8-station scans: 0
Total # of scans, observations: 715 2799
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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