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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.003 5.61/6.624 6.142 ± 0.621
ea02 1342 1342/1342 1342 ± 0 6.355 5.729/6.533 6.264 ± 0.6038
ea03 1342 1342/1342 1342 ± 0 6.142 5.432/6.783 6.189 ± 0.7381
ea04 1342 1342/1342 1342 ± 0 5.584 5.038/6.058 5.607 ± 0.5872
ea05 1342 1342/1342 1342 ± 0.00002539 5.687 5.328/6.626 5.932 ± 0.6606
ea06 1342 1342/1342 1342 ± 0 6.038 5.067/6.153 5.765 ± 0.6359
ea07 1342 1342/1342 1342 ± 0 6.078 5.296/6.256 5.934 ± 0.6611
ea08 1342 1342/1342 1342 ± 0 6.554 5.747/6.871 6.446 ± 0.6491
ea09 1342 1342/1342 1342 ± 0.00002435 5.728 5.252/6.496 5.848 ± 0.6367
ea10 1342 1342/1342 1342 ± 0 5.59 5.097/6.032 5.595 ± 0.5415
ea11 1342 1342/1342 1342 ± 0.0000257 5.459 5.214/6.317 5.692 ± 0.7004
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0.00001811 5.606 5.467/6.198 5.832 ± 0.496
ea14 1342 1342/1342 1342 ± 0 6.006 5.556/6.475 6.106 ± 0.5451
ea15 1342 1342/1342 1342 ± 0.00002501 5.989 5.642/6.641 6.231 ± 0.6698
ea16 1342 1342/1342 1342 ± 0 6.226 5.79/6.746 6.334 ± 0.6897
ea17 1342 1342/1342 1342 ± 0 6.298 5.721/6.917 6.276 ± 0.6327
ea18 1342 1342/1342 1342 ± 0 6.298 5.769/6.82 6.266 ± 0.5753
ea19 1342 1342/1342 1342 ± 0 6.099 5.446/6.579 6.04 ± 0.5918
ea20 1342 1342/1342 1342 ± 0.00002423 5.883 5.611/6.688 6.099 ± 0.6116
ea21 1342 1342/1342 1342 ± 0 5.562 5.177/6.004 5.635 ± 0.5001
ea22 1342 1342/1342 1342 ± 0 6.363 5.641/6.787 6.226 ± 0.6373
ea23 1342 1342/1342 1342 ± 0 6.289 5.535/6.482 6.199 ± 0.6654
ea24 1342 1342/1342 1342 ± 0.00001041 5.846 5.364/6.56 5.882 ± 0.635
ea25 1342 1342/1342 1342 ± 0 6.519 5.632/6.952 6.466 ± 0.7957
ea27 1342 1342/1342 1342 ± 0 6.071 5.345/6.563 5.981 ± 0.6585
ea28 1342 1342/1342 1342 ± 0.00002157 5.977 5.736/6.988 6.336 ± 0.6404
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 ± 0.00002348 5.473 5.332/5.68 5.495 ± 0.2558
4 1342 1342/1342 1342 ± 0.00002458 5.378 5.158/5.697 5.412 ± 0.3968
5 1342 1342/1342 1342 ± 0.00002348 5.435 5.207/5.673 5.43 ± 0.305
6 1342 1342/1342 1342 ± 0.00002348 5.414 5.196/5.563 5.399 ± 0.2793
7 1342 1342/1342 1342 ± 0.00002348 5.485 5.323/5.643 5.466 ± 0.2348
8 1342 1342/1342 1342 ± 0.00002348 5.452 5.202/5.609 5.406 ± 0.2615
9 1342 1342/1342 1342 ± 0.00002348 5.734 5.568/5.942 5.723 ± 0.2739
10 1342 1342/1342 1342 ± 0.00002348 6.203 6.082/6.326 6.171 ± 0.2349
11 1342 1342/1342 1342 ± 0.00002348 6.431 6.233/6.554 6.396 ± 0.2447
12 1342 1342/1342 1342 ± 0.00002348 6.58 6.315/6.785 6.542 ± 0.2862
13 1342 1342/1342 1342 ± 0.00002348 7.006 6.783/7.266 6.981 ± 0.3239
14 1342 1342/1342 1342 ± 0.00002348 7.237 6.906/7.419 7.181 ± 0.3366
15 1342 1342/1342 1342 ± 0.00002348 6.822 6.604/7.17 6.851 ± 0.3561
16 1342 1342/1342 1342 ± 0.00004063 6.124 5.832/6.449 6.133 ± 0.396
17 1342 1342/1342 1342 ± 0.00003812 6.133 5.871/6.349 6.108 ± 0.3649
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
Start time
2025-07-25 02:49:02.271
End
2025-07-25 03:43:20.697
Duration
0:54:18.426
Note, WebLog generation is not included in the time.

CASA logs for stage 8