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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.211 5.078/5.646 5.416 ± 0.5168
ea02 1342 1342/1342 1342 ± 0.000003874 5.59 5.281/6.215 5.775 ± 0.6518
ea04 1342 1342/1342 1342 ± 0 5.156 4.814/5.603 5.25 ± 0.4778
ea05 1342 1342/1342 1342 ± 0 5.504 5.097/5.897 5.53 ± 0.5371
ea06 1342 1342/1342 1342 ± 0 5.037 4.735/5.581 5.163 ± 0.5013
ea07 1342 1342/1342 1342 ± 0.00002067 5.617 5.235/5.916 5.711 ± 0.5296
ea08 1342 1342/1342 1342 ± 0.00002337 5.59 5.244/6.321 5.794 ± 0.6608
ea09 1342 1342/1342 1342 ± 0 5.533 5.057/6 5.566 ± 0.5765
ea10 1342 1342/1342 1342 ± 0.00003841 5.575 5.103/6.233 5.656 ± 0.6102
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.588 5.163/6.1 5.701 ± 0.5864
ea13 1342 1342/1342 1342 ± 0 5.965 5.645/6.158 5.989 ± 0.4668
ea14 1342 1342/1342 1342 ± 0 5.505 5.112/6.026 5.607 ± 0.5735
ea15 1342 1342/1342 1342 ± 0 5.374 4.99/5.96 5.547 ± 0.6091
ea16 1342 1342/1342 1342 ± 0 5.965 5.496/6.476 6.023 ± 0.633
ea17 1342 1342/1342 1342 ± 0.000003304 5.535 5.364/6.138 5.747 ± 0.5824
ea18 1342 1342/1342 1342 ± 0.000001185 4.78 4.518/5.23 4.886 ± 0.485
ea19 1342 1342/1342 1342 ± 0 5.816 5.437/6.352 5.981 ± 0.565
ea20 1342 1342/1342 1342 ± 0 5.875 5.528/6.397 5.969 ± 0.568
ea21 1342 1342/1342 1342 ± 0 5.365 5.195/5.917 5.578 ± 0.4759
ea22 1342 1342/1342 1342 ± 0 5.346 5.126/6.106 5.604 ± 0.6182
ea23 1342 1342/1342 1342 ± 0 5.62 5.303/6.118 5.792 ± 0.5988
ea25 1342 1342/1342 1342 ± 0.000002337 5.206 5.045/5.77 5.408 ± 0.5133
ea26 1342 1342/1342 1342 ± 0 5.856 5.531/6.429 6 ± 0.6379
ea27 1342 1342/1342 1342 ± 0.00004142 5.283 5.152/6.066 5.507 ± 0.5529
ea28 1342 1342/1342 1342 ± 0.00003888 5.377 5.142/6.099 5.616 ± 0.6089
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 5.227 5.128/5.52 5.295 ± 0.2708
3 1342 1342/1342 1342 ± 0.00002419 4.879 4.745/5.18 4.96 ± 0.3285
4 1342 1342/1342 1342 ± 0.00002586 5.124 4.881/5.327 5.1 ± 0.3349
5 1342 1342/1342 1342 ± 0.00002394 5.189 4.951/5.396 5.184 ± 0.3189
6 1342 1342/1342 1342 ± 0.00002394 5.131 5.009/5.338 5.135 ± 0.2765
7 1342 1342/1342 1342 ± 0.00002394 5.184 5.056/5.301 5.177 ± 0.251
8 1342 1342/1342 1342 ± 0.00002394 5.19 4.934/5.315 5.111 ± 0.2783
9 1342 1342/1342 1342 ± 0.00002394 5.383 5.226/5.624 5.368 ± 0.31
10 1342 1342/1342 1342 ± 0.00002394 5.769 5.633/5.97 5.757 ± 0.2935
11 1342 1342/1342 1342 ± 0.00002394 6.011 5.827/6.151 5.954 ± 0.2926
12 1342 1342/1342 1342 ± 0.00002394 6.151 5.926/6.313 6.113 ± 0.3228
13 1342 1342/1342 1342 ± 0.00002394 6.523 6.405/6.68 6.515 ± 0.3223
14 1342 1342/1342 1342 ± 0.00002394 6.73 6.516/7.027 6.713 ± 0.3555
15 1342 1342/1342 1342 ± 0.00002394 6.495 6.222/6.648 6.399 ± 0.375
16 1342 1342/1342 1342 ± 0.00004595 5.545 5.307/5.916 5.621 ± 0.3466
17 1342 1342/1342 1342 ± 0.00004647 5.595 5.386/6.001 5.63 ± 0.3325
datacolumn
residual_data
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-31 03:55:15.002
End
2024-12-31 04:53:41.712
Duration
0:58:26.710
Note, WebLog generation is not included in the time.

CASA logs for stage 8