Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.419 5.236/6.106 5.509 ± 0.7797
ea02 1342 1342/1342 1342 ± 0.00004274 5.964 5.43/6.552 5.789 ± 0.9715
ea04 1342 1342/1342 1342 ± 0 5.38 5.113/6.183 5.537 ± 0.7736
ea05 1342 1342/1342 1342 ± 0.00001744 5.505 5.113/6.433 5.717 ± 0.7763
ea06 1342 1342/1342 1342 ± 0.000003059 4.982 4.712/5.325 4.868 ± 0.5726
ea07 1342 1342/1342 1342 ± 0.00004272 5.976 5.472/6.416 5.905 ± 0.9151
ea08 1342 1342/1342 1342 ± 0.00004275 6.003 5.655/6.815 5.987 ± 1.009
ea09 1342 1342/1342 1342 ± 0.0000136 5.613 5.206/6.371 5.638 ± 0.833
ea10 1342 1342/1342 1342 ± 0.00004272 5.803 5.433/6.8 5.869 ± 0.944
ea11 1342 1342/1342 1342 ± 0.00004272 5.768 5.201/6.64 5.769 ± 1.009
ea12 1342 1342/1342 1342 ± 0.000003532 5.708 5.403/6.66 5.863 ± 1.019
ea13 1342 1342/1342 1342 ± 0.00001872 5.919 5.809/6.5 5.989 ± 0.7789
ea14 1342 1342/1342 1342 ± 0.00002024 5.594 5.219/6.517 5.764 ± 0.8345
ea15 1342 1342/1342 1342 ± 0 5.434 5.228/6.352 5.707 ± 0.8797
ea16 1342 1342/1342 1342 ± 0.00003376 5.93 5.587/6.901 6.107 ± 0.9998
ea17 1342 1342/1342 1342 ± 0.00004288 5.852 5.587/6.679 5.888 ± 0.9647
ea18 1342 1342/1342 1342 ± 0.00003285 5.047 4.646/5.774 5.097 ± 0.7349
ea19 1342 1342/1342 1342 ± 0.0000112 5.759 5.578/6.876 6.084 ± 0.8658
ea20 1342 1342/1342 1342 ± 0.00001709 5.932 5.769/7.12 6.121 ± 1.093
ea21 1342 1342/1342 1342 ± 0.00002742 5.52 5.394/6.4 5.753 ± 0.8148
ea22 1342 1342/1342 1342 ± 0.00004133 5.402 5.137/6.3 5.512 ± 0.8548
ea23 1342 1342/1342 1342 ± 0.00004272 5.778 5.531/6.692 5.973 ± 0.9391
ea25 1342 1342/1342 1342 ± 0.00004272 5.484 5.277/6.391 5.564 ± 0.8566
ea26 1342 1342/1342 1342 ± 0.00001572 5.939 5.662/7.045 6.074 ± 0.9064
ea27 1342 1342/1342 1342 ± 0.00004283 5.628 5.201/6.504 5.655 ± 0.8834
ea28 1342 1342/1342 1342 ± 0.00004313 5.724 5.45/6.544 5.786 ± 0.911
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.0000235 5.502 5.296/5.769 5.518 ± 0.2707
5 1342 1342/1342 1342 ± 0.0000237 5.439 5.211/5.599 5.393 ± 0.3136
6 1342 1342/1342 1342 ± 0.0000235 5.415 5.2/5.575 5.361 ± 0.295
7 1342 1342/1342 1342 ± 0.0000235 5.437 5.288/5.6 5.431 ± 0.2823
8 1342 1342/1342 1342 ± 0.0000235 5.429 5.228/5.576 5.373 ± 0.2932
9 1342 1342/1342 1342 ± 0.0000235 5.647 5.448/5.931 5.654 ± 0.3368
10 1342 1342/1342 1342 ± 0.0000235 6.095 5.894/6.292 6.078 ± 0.3291
11 1342 1342/1342 1342 ± 0.0000235 6.408 6.274/6.55 6.36 ± 0.3509
12 1342 1342/1342 1342 ± 0.0000235 6.629 6.404/6.805 6.559 ± 0.3826
13 1342 1342/1342 1342 ± 0.0000235 6.901 6.665/7.139 6.867 ± 0.4283
14 1342 1342/1342 1342 ± 0.00002445 6.845 6.422/7.178 6.806 ± 0.5403
15 1342 1342/1342 1342 ± 0.0000235 6.855 6.666/7.14 6.824 ± 0.4916
16 1342 1342/1342 1342 ± 0.00006015 4.036 3.869/4.32 4.105 ± 0.3041
17 1342 1342/1342 1342 ± 0.00006099 4.125 3.971/4.408 4.188 ± 0.2856
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-01 21:25:57.723
End
2024-11-01 22:23:35.546
Duration
0:57:37.823
Note, WebLog generation is not included in the time.

CASA logs for stage 8