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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.627 5.344/6.357 5.661 ± 0.7786
ea02 1342 1342/1342 1342 ± 0.00004256 6.02 5.512/6.821 6.023 ± 0.8926
ea04 1342 1342/1342 1342 ± 0.00003092 5.304 4.861/5.952 5.314 ± 0.7466
ea05 1342 1342/1342 1342 ± 0.0000252 5.336 5.028/6.551 5.666 ± 0.851
ea06 1342 1342/1342 1342 ± 0.00003922 5.091 4.729/5.688 5.129 ± 0.681
ea07 1342 1342/1342 1342 ± 0.00004216 5.91 5.404/6.317 5.808 ± 0.8321
ea08 1342 1342/1342 1342 ± 0.0000427 6.027 5.698/6.941 6.14 ± 0.9679
ea09 1342 1342/1342 1342 ± 0.00002278 5.366 4.977/5.77 5.307 ± 0.6166
ea10 1342 1342/1342 1342 ± 0.00004235 5.267 4.804/5.993 5.291 ± 0.7275
ea11 1342 1342/1342 1342 ± 0.00004208 6.054 5.465/6.719 5.965 ± 0.9533
ea12 1342 1342/1342 1342 ± 0.00003999 5.783 5.24/6.4 5.667 ± 0.8319
ea13 1342 1342/1342 1342 ± 0.00001432 6.048 5.667/6.394 5.993 ± 0.7241
ea14 1342 1342/1342 1342 ± 0.00003941 5.681 5.263/6.658 5.855 ± 0.9077
ea15 1342 1342/1342 1342 ± 0.00002487 5.186 4.992/6.171 5.466 ± 0.8718
ea16 1342 1342/1342 1342 ± 0.00003702 5.818 5.421/6.724 5.938 ± 0.9232
ea17 1342 1342/1342 1342 ± 0.00004235 6.146 5.637/6.922 6.149 ± 0.9717
ea18 1342 1342/1342 1342 ± 0.00004311 5.154 4.858/5.857 5.19 ± 0.6797
ea19 1342 1342/1342 1342 ± 0.00001 5.662 5.403/6.767 5.947 ± 0.8915
ea20 1342 1342/1342 1342 ± 0.00004116 6.112 5.724/6.95 6.2 ± 0.9821
ea21 1342 1342/1342 1342 ± 0.00003756 5.471 5.182/6.356 5.63 ± 0.8274
ea22 1342 1342/1342 1342 ± 0.00003336 5.467 5.211/6.493 5.702 ± 0.8133
ea23 1342 1342/1342 1342 ± 0.00005273 6.608 6.167/7.284 6.143 ± 1.187
ea24 1342 1342/1342 1342 ± 0.00001496 5.299 4.958/6.139 5.475 ± 0.7078
ea25 1342 1342/1342 1342 ± 0.0000417 5.736 5.426/6.495 5.81 ± 0.8734
ea26 1342 1342/1342 1342 ± 0.00002304 5.922 5.637/6.841 6.075 ± 0.8708
ea27 1342 1342/1342 1342 ± 0.00004246 5.693 5.233/6.528 5.744 ± 0.8174
ea28 1342 1342/1342 1342 ± 0.00004295 6.09 5.59/6.822 6.024 ± 0.9161
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 ± 0.0000236 5.643 5.183/5.924 5.559 ± 0.3962
5 1342 1342/1342 1342 ± 0.00002412 5.376 5.094/5.629 5.387 ± 0.3544
6 1342 1342/1342 1342 ± 0.0000236 5.361 5.011/5.59 5.312 ± 0.328
7 1342 1342/1342 1342 ± 0.0000236 5.396 5/5.551 5.34 ± 0.3211
8 1342 1342/1342 1342 ± 0.0000236 5.413 5.01/5.513 5.31 ± 0.3565
9 1342 1342/1342 1342 ± 0.00002388 5.678 5.328/5.874 5.604 ± 0.3599
10 1342 1342/1342 1342 ± 0.00002318 6.122 5.818/6.328 6.057 ± 0.3599
11 1342 1342/1342 1342 ± 0.00002318 6.366 6.138/6.633 6.336 ± 0.3596
12 1342 1342/1342 1342 ± 0.00002318 6.592 6.291/6.797 6.515 ± 0.392
13 1342 1342/1342 1342 ± 0.00002318 6.891 6.528/7.225 6.86 ± 0.4198
14 1342 1342/1342 1342 ± 0.00002318 7.075 6.833/7.414 7.008 ± 0.4585
15 1342 1342/1342 1342 ± 0.0000267 6.575 6.277/6.815 6.485 ± 0.4231
16 1342 1342/1342 1342 ± 0.00005518 4.248 4.12/4.376 4.245 ± 0.1957
17 1342 1342/1342 1342 ± 0.00005541 4.266 4.116/4.481 4.304 ± 0.2601
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-23 07:48:42.437
End
2024-11-23 08:40:32.727
Duration
0:51:50.290
Note, WebLog generation is not included in the time.

CASA logs for stage 8