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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.526 5.214/6.071 5.593 ± 0.6989
ea02 1342 1342/1342 1342 ± 0.00003793 5.824 5.191/6.471 5.908 ± 0.7555
ea05 1342 1342/1342 1342 ± 0.000002118 5.474 5.032/6.243 5.606 ± 0.6516
ea06 1342 1342/1342 1342 ± 0.00001879 5.173 4.768/5.444 5.088 ± 0.5485
ea07 1342 1342/1342 1342 ± 0.00004464 5.799 5.329/5.998 5.623 ± 0.7416
ea08 1342 1342/1342 1342 ± 0.00004684 6.65 5.565/7.176 6.266 ± 0.9448
ea09 1342 1342/1342 1342 ± 0.00002146 4.959 4.777/5.715 5.21 ± 0.5196
ea10 1342 1342/1342 1342 ± 0.00004643 6.247 5.142/6.596 5.854 ± 0.8386
ea11 1342 1342/1342 1342 ± 0.00004347 5.869 5.278/6.446 5.826 ± 0.842
ea12 1342 1342/1342 1342 ± 0.00002482 5.474 5.245/6.383 5.741 ± 0.8068
ea13 1342 1342/1342 1342 ± 0.00001009 5.847 5.298/5.905 5.745 ± 0.5286
ea14 1342 1342/1342 1342 ± 0.00003405 6.478 6.02/6.917 6.118 ± 0.9643
ea15 1342 1342/1342 1342 ± 0.000005487 5.307 5.062/6.09 5.619 ± 0.7219
ea16 1342 1342/1342 1342 ± 0 5.169 5.038/5.36 5.233 ± 0.2173
ea17 1342 1342/1342 1342 ± 0.00004478 5.901 5.439/6.965 6.054 ± 0.9184
ea18 1342 1342/1342 1342 ± 0.00003267 4.944 4.604/5.65 5.074 ± 0.6414
ea19 1342 1342/1342 1342 ± 0.000004688 5.655 5.229/6.464 5.811 ± 0.7328
ea20 1342 1342/1342 1342 ± 0.00002575 6.003 5.687/6.822 6.103 ± 0.8828
ea21 1342 1342/1342 1342 ± 0.00001599 5.705 5.198/6.147 5.649 ± 0.706
ea22 1342 1342/1342 1342 ± 0.00002914 5.591 5.156/6.342 5.732 ± 0.6611
ea23 1342 1342/1342 1342 ± 0.00004511 6.073 5.465/6.923 5.936 ± 0.9429
ea25 1342 1342/1342 1342 ± 0 5.368 5.248/5.54 5.346 ± 0.1978
ea26 1342 1342/1342 1342 ± 0.00002276 5.412 5.276/6.217 5.746 ± 0.6066
ea27 1342 1342/1342 1342 ± 0.00004536 5.874 5.356/6.466 5.746 ± 0.7749
ea28 1342 1342/1342 1342 ± 0.00004394 5.604 5.412/6.51 5.888 ± 0.8011
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.
5 1342 1342/1342 1342 ± 0.00002759 5.512 5.37/5.653 5.458 ± 0.3569
6 1342 1342/1342 1342 ± 0.00002538 5.251 5.042/5.374 5.206 ± 0.237
7 1342 1342/1342 1342 ± 0.00002455 5.249 5.161/5.36 5.236 ± 0.2378
8 1342 1342/1342 1342 ± 0.00002455 5.198 5.019/5.409 5.214 ± 0.2888
9 1342 1342/1342 1342 ± 0.00002455 5.466 5.305/5.792 5.464 ± 0.3384
10 1342 1342/1342 1342 ± 0.00002505 5.848 5.789/6.094 5.892 ± 0.3482
11 1342 1342/1342 1342 ± 0.00002505 6.129 5.886/6.406 6.132 ± 0.3654
12 1342 1342/1342 1342 ± 0.00002505 6.38 6.061/6.5 6.294 ± 0.3659
13 1342 1342/1342 1342 ± 0.00002505 6.686 6.454/6.999 6.712 ± 0.3792
14 1342 1342/1342 1342 ± 0.00002505 6.904 6.715/7.16 6.882 ± 0.4124
15 1342 1342/1342 1342 ± 0.00002505 6.5 6.392/6.768 6.483 ± 0.427
16 1342 1342/1342 1342 ± 0.00006031 4.449 4.283/4.658 4.472 ± 0.2618
17 1342 1342/1342 1342 ± 0.00006103 4.753 4.549/5.008 4.772 ± 0.3047
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-10-31 04:08:53.640
End
2024-10-31 04:42:11.279
Duration
0:33:17.639
Note, WebLog generation is not included in the time.

CASA logs for stage 8