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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.697 5.315/6.183 5.751 ± 0.5522
ea02 1342 1342/1342 1342 ± 0.000007141 5.879 5.452/6.632 6.033 ± 0.6542
ea04 1342 1342/1342 1342 ± 0 5.572 5.21/6.135 5.696 ± 0.5244
ea05 1342 1342/1342 1342 ± 0 5.949 5.469/6.557 5.941 ± 0.6095
ea06 1342 1342/1342 1342 ± 0 5.617 5.117/6.001 5.594 ± 0.5098
ea07 1342 1342/1342 1342 ± 0 5.365 5.212/5.524 5.328 ± 0.2034
ea08 1342 1342/1342 1342 ± 0.00002302 5.972 5.646/6.731 6.187 ± 0.668
ea09 1342 1342/1342 1342 ± 0 5.229 4.98/5.858 5.392 ± 0.4555
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.857 5.377/6.461 5.983 ± 0.6101
ea13 1342 1342/1342 1342 ± 0 6.173 5.911/6.397 6.257 ± 0.4545
ea14 1342 1342/1342 1342 ± 0 6.115 5.423/6.522 6.048 ± 0.6612
ea15 1342 1342/1342 1342 ± 0 5.955 5.399/6.421 6.002 ± 0.6563
ea16 1342 1342/1342 1342 ± 0 6.184 5.654/6.695 6.225 ± 0.6966
ea17 1342 1342/1342 1342 ± 0.000005402 5.758 5.606/5.832 5.722 ± 0.171
ea18 1342 1342/1342 1342 ± 0 5.289 4.921/5.79 5.333 ± 0.5115
ea19 1342 1342/1342 1342 ± 0 5.673 5.639/5.811 5.722 ± 0.08559
ea20 1342 1342/1342 1342 ± 0 6.346 5.851/6.878 6.357 ± 0.628
ea21 1342 1342/1342 1342 ± 0.000002156 5.765 5.45/6.371 5.926 ± 0.552
ea22 1342 1342/1342 1342 ± 0 5.556 5.304/6.501 5.869 ± 0.6332
ea23 1342 1342/1342 1342 ± 0.00001768 6.101 5.519/6.568 6.1 ± 0.6649
ea24 1342 1342/1342 1342 ± 0 5.94 5.166/6.396 5.779 ± 0.6049
ea25 1342 1342/1342 1342 ± 0.000002784 5.573 5.428/6.353 5.866 ± 0.5895
ea26 1342 1342/1342 1342 ± 0 6.269 5.879/7.052 6.372 ± 0.6581
ea27 1342 1342/1342 1342 ± 0.000001802 5.351 5.286/5.584 5.437 ± 0.1844
ea28 1342 1342/1342 1342 ± 0.00003813 5.754 5.5/6.544 6 ± 0.6471
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 ± 0.00002394 5.503 5.326/5.682 5.502 ± 0.2484
3 1342 1342/1342 1342 ± 0.00002421 5.271 5.11/5.442 5.288 ± 0.2798
4 1342 1342/1342 1342 ± 0.00002412 5.347 5.193/5.534 5.372 ± 0.3041
5 1342 1342/1342 1342 ± 0.00002394 5.5 5.309/5.686 5.488 ± 0.2989
6 1342 1342/1342 1342 ± 0.00002395 5.437 5.15/5.604 5.386 ± 0.2864
7 1342 1342/1342 1342 ± 0.00002394 5.418 5.245/5.64 5.441 ± 0.2677
8 1342 1342/1342 1342 ± 0.00002394 5.432 5.155/5.546 5.379 ± 0.2865
9 1342 1342/1342 1342 ± 0.000024 5.675 5.52/5.94 5.662 ± 0.3131
10 1342 1342/1342 1342 ± 0.00002602 6.117 5.943/6.304 6.066 ± 0.326
11 1342 1342/1342 1342 ± 0.00002602 6.352 6.239/6.446 6.29 ± 0.3128
12 1342 1342/1342 1342 ± 0.00002602 6.503 6.345/6.578 6.433 ± 0.3201
13 1342 1342/1342 1342 ± 0.00002602 6.964 6.595/7.07 6.857 ± 0.3654
14 1342 1342/1342 1342 ± 0.00002602 7.161 6.845/7.264 7.057 ± 0.3931
15 1342 1342/1342 1342 ± 0.00002602 6.794 6.522/6.99 6.698 ± 0.4037
16 1342 1342/1342 1342 ± 0.00003855 5.928 5.617/6.187 5.893 ± 0.3616
17 1342 1342/1342 1342 ± 0.00003795 5.893 5.753/6.228 5.96 ± 0.3205
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
Start time
2024-04-13 08:09:11.939
End
2024-04-13 08:58:29.072
Duration
0:49:17.134
Note, WebLog generation is not included in the time.

CASA logs for stage 7