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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 6.193 5.554/6.651 6.161 ± 0.6961
ea02 1342 1342/1342 1342 ± 0.00003026 6.291 5.57/6.437 6.133 ± 0.629
ea03 1342 1342/1342 1342 ± 0 6.08 5.423/6.67 6.064 ± 0.735
ea04 1342 1342/1342 1342 ± 0 5.588 5.214/6.011 5.629 ± 0.593
ea05 1342 1342/1342 1342 ± 0 5.996 5.3/6.596 5.92 ± 0.6722
ea06 1342 1342/1342 1342 ± 0 5.895 5.099/6.077 5.726 ± 0.6373
ea07 1342 1342/1342 1342 ± 0 6.023 5.118/6.231 5.842 ± 0.712
ea08 1342 1342/1342 1342 ± 0 6.466 5.64/6.827 6.343 ± 0.6865
ea09 1342 1342/1342 1342 ± 0 5.646 5.144/6.39 5.797 ± 0.6624
ea10 1342 1342/1342 1342 ± 0 5.441 5.121/6.083 5.539 ± 0.5966
ea11 1342 1342/1342 1342 ± 0 5.457 5.061/6.147 5.576 ± 0.6598
ea13 1342 1342/1342 1342 ± 0 6.32 5.568/6.434 6.101 ± 0.5887
ea14 1342 1342/1342 1342 ± 0 5.97 5.568/6.501 6.098 ± 0.5546
ea15 1342 1342/1342 1342 ± 0 6.215 5.625/6.626 6.246 ± 0.7013
ea16 1342 1342/1342 1342 ± 0 6.221 5.638/6.704 6.203 ± 0.6879
ea17 1342 1342/1342 1342 ± 0 6.224 5.743/7.075 6.293 ± 0.7186
ea18 1342 1342/1342 1342 ± 0 6.556 5.89/7.233 6.485 ± 0.7272
ea19 1342 1342/1342 1342 ± 0 6.014 5.383/6.614 5.969 ± 0.7067
ea20 1342 1342/1342 1342 ± 0 6.068 5.434/6.492 5.958 ± 0.668
ea21 1342 1342/1342 1342 ± 0 5.49 5.145/5.963 5.616 ± 0.5232
ea22 1342 1342/1342 1342 ± 0 6.404 5.667/6.806 6.221 ± 0.6604
ea23 1342 1342/1342 1342 ± 0.000001253 5.981 5.461/6.364 6.039 ± 0.6876
ea24 1342 1342/1342 1342 ± 0 6.152 5.386/6.527 5.951 ± 0.6182
ea25 1342 1342/1342 1342 ± 0 6.603 5.714/6.967 6.516 ± 0.8054
ea27 1342 1342/1342 1342 ± 0 5.756 5.326/6.49 5.877 ± 0.6541
ea28 1342 1342/1342 1342 ± 0 6.323 5.71/6.955 6.347 ± 0.6747
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 ± 0.00002349 5.523 5.345/5.689 5.511 ± 0.2382
3 1342 1342/1342 1342 ± 0.00003144 4.116 3.822/4.744 4.303 ± 0.6372
4 1342 1342/1342 1342 ± 0.00002502 5.139 4.983/5.429 5.21 ± 0.2647
5 1342 1342/1342 1342 ± 0.00002351 5.299 5.084/5.515 5.292 ± 0.2946
6 1342 1342/1342 1342 ± 0.00002385 5.344 5.137/5.618 5.356 ± 0.306
7 1342 1342/1342 1342 ± 0.00002349 5.459 5.293/5.651 5.459 ± 0.2559
8 1342 1342/1342 1342 ± 0.00002349 5.401 5.189/5.624 5.403 ± 0.2827
9 1342 1342/1342 1342 ± 0.00002349 5.657 5.595/5.951 5.724 ± 0.2841
10 1342 1342/1342 1342 ± 0.00002349 6.2 6.059/6.3 6.167 ± 0.249
11 1342 1342/1342 1342 ± 0.00002367 6.428 6.181/6.559 6.381 ± 0.2733
12 1342 1342/1342 1342 ± 0.00002349 6.506 6.366/6.708 6.523 ± 0.3265
13 1342 1342/1342 1342 ± 0.00002349 6.977 6.762/7.2 6.96 ± 0.3203
14 1342 1342/1342 1342 ± 0.00002349 7.148 6.918/7.455 7.146 ± 0.3428
15 1342 1342/1342 1342 ± 0.00002349 6.883 6.61/7.216 6.87 ± 0.3727
16 1342 1342/1342 1342 ± 0.00002349 6.265 5.994/6.563 6.232 ± 0.3998
17 1342 1342/1342 1342 ± 0.00002349 6.236 5.984/6.468 6.196 ± 0.3645
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-29 14:14:51.116
End
2025-07-29 15:10:34.799
Duration
0:55:43.683
Note, WebLog generation is not included in the time.

CASA logs for stage 8