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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.652 5.31/5.966 5.679 ± 0.4117
ea02 1342 1342/1342 1342 ± 0 5.873 5.451/6.38 5.982 ± 0.5233
ea04 1342 1342/1342 1342 ± 0 5.56 5.25/6.055 5.697 ± 0.5028
ea05 1342 1342/1342 1342 ± 0 5.337 5.021/5.664 5.35 ± 0.3969
ea06 1342 1342/1342 1342 ± 0 4.913 4.784/5.237 4.986 ± 0.2793
ea07 1342 1342/1342 1342 ± 0 5.669 5.362/5.999 5.738 ± 0.4299
ea08 1342 1342/1342 1342 ± 0 5.691 5.41/6.275 5.828 ± 0.4633
ea09 1342 1342/1342 1342 ± 0 5.506 5.091/5.883 5.507 ± 0.4534
ea10 1342 1342/1342 1342 ± 0.000002693 5.219 5.056/5.918 5.457 ± 0.441
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.75 5.431/6.055 5.824 ± 0.4429
ea13 1342 1342/1342 1342 ± 0 5.942 5.647/6.167 5.975 ± 0.4301
ea14 1342 1342/1342 1342 ± 0 5.499 5.093/5.996 5.536 ± 0.528
ea15 1342 1342/1342 1342 ± 0 5.867 5.364/6.278 5.895 ± 0.5738
ea16 1342 1342/1342 1342 ± 0 5.608 5.361/6.011 5.733 ± 0.4664
ea17 1342 1342/1342 1342 ± 0 5.47 5.353/5.837 5.599 ± 0.3583
ea18 1342 1342/1342 1342 ± 0 4.814 4.573/5.109 4.851 ± 0.331
ea19 1342 1342/1342 1342 ± 0 5.429 5.097/5.781 5.459 ± 0.3579
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.558 5.352/6.189 5.73 ± 0.4806
ea22 1342 1342/1342 1342 ± 0 5.006 4.836/5.572 5.151 ± 0.4708
ea23 1342 1342/1342 1342 ± 0 6.01 5.659/6.776 6.191 ± 0.6469
ea25 1342 1342/1342 1342 ± 0 5.646 5.363/6.147 5.77 ± 0.5298
ea26 1342 1342/1342 1342 ± 0 5.724 5.471/6.315 5.902 ± 0.4854
ea27 1342 1342/1342 1342 ± 0.00003957 5.319 5.139/5.954 5.483 ± 0.4289
ea28 1342 1342/1342 1342 ± 0 5.737 5.533/6.514 5.962 ± 0.6051
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 ± 0.00002457 5.386 5.265/5.537 5.379 ± 0.2555
3 1342 1342/1342 1342 ± 0.00002457 5.32 5.104/5.453 5.288 ± 0.2815
4 1342 1342/1342 1342 ± 0.00002664 5.165 4.909/5.432 5.133 ± 0.3003
5 1342 1342/1342 1342 ± 0.00002457 5.358 5.029/5.501 5.285 ± 0.311
6 1342 1342/1342 1342 ± 0.00002457 5.156 5.052/5.381 5.184 ± 0.2663
7 1342 1342/1342 1342 ± 0.00002457 5.31 5.093/5.37 5.242 ± 0.2666
8 1342 1342/1342 1342 ± 0.00002457 5.267 5.019/5.383 5.191 ± 0.3011
9 1342 1342/1342 1342 ± 0.00002457 5.497 5.249/5.662 5.415 ± 0.3383
10 1342 1342/1342 1342 ± 0.00002457 5.808 5.544/6.053 5.777 ± 0.3385
11 1342 1342/1342 1342 ± 0.00002457 5.956 5.814/6.178 5.957 ± 0.3392
12 1342 1342/1342 1342 ± 0.00002457 6.06 5.998/6.224 6.009 ± 0.4987
13 1342 1342/1342 1342 ± 0.00002457 6.467 6.148/6.7 6.416 ± 0.4354
14 1342 1342/1342 1342 ± 0.00002457 6.606 6.217/6.828 6.493 ± 0.4654
15 1342 1342/1342 1342 ± 0.00002457 6.252 5.83/6.417 6.147 ± 0.4403
16 1342 1342/1342 1342 ± 0.00003362 5.671 5.353/5.89 5.603 ± 0.3497
17 1342 1342/1342 1342 ± 0.00003368 5.556 5.312/5.797 5.551 ± 0.3596
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-03 04:34:40.915
End
2024-12-03 05:00:14.155
Duration
0:25:33.240
Note, WebLog generation is not included in the time.

CASA logs for stage 8