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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.842 5.566/6.305 5.953 ± 0.4514
ea02 1342 1342/1342 1342 ± 0 6.035 5.826/6.765 6.269 ± 0.5716
ea04 1342 1342/1342 1342 ± 0.00002955 5.442 5.081/6.134 5.655 ± 0.6066
ea05 1342 1342/1342 1342 ± 0 5.845 5.541/6.389 5.974 ± 0.5559
ea06 1342 1342/1342 1342 ± 0 3.354 2.827/3.599 3.208 ± 0.4132
ea07 1342 1342/1342 1342 ± 0 5.612 5.435/5.813 5.658 ± 0.2718
ea08 1342 1342/1342 1342 ± 0 6.074 5.923/6.991 6.471 ± 0.6126
ea09 1342 1342/1342 1342 ± 0 5.676 5.25/6.104 5.71 ± 0.4874
ea10 1342 1342/1342 1342 ± 0 5.613 5.434/6.591 5.919 ± 0.6411
ea11 1342 1342/1342 1342 ± 0 6.187 5.694/6.684 6.265 ± 0.5432
ea12 1342 1342/1342 1342 ± 0 5.859 5.407/6.374 5.97 ± 0.5904
ea13 1342 1342/1342 1342 ± 0 6.181 5.826/6.41 6.211 ± 0.4505
ea14 1342 1342/1342 1342 ± 0 5.654 5.321/6.393 5.817 ± 0.6265
ea15 1342 1342/1342 1342 ± 0 5.86 5.348/6.48 5.978 ± 0.7195
ea16 1342 1342/1342 1342 ± 0 4.927 4.696/5.212 4.983 ± 0.3495
ea17 1342 1342/1342 1342 ± 0 6.132 5.871/6.723 6.386 ± 0.6318
ea18 1342 1342/1342 1342 ± 0 5.396 5.01/5.851 5.437 ± 0.4633
ea19 1342 1342/1342 1342 ± 0 6.76 6.324/7.042 6.711 ± 0.4707
ea20 1342 1342/1342 1342 ± 0 6.295 5.954/6.882 6.394 ± 0.6195
ea21 1342 1342/1342 1342 ± 0 5.673 5.461/6.496 5.942 ± 0.6327
ea22 1342 1342/1342 1342 ± 0 5.8 5.361/6.516 5.948 ± 0.5858
ea23 1342 1342/1342 1342 ± 0 5.642 5.535/6.55 6.035 ± 0.6497
ea25 1342 1342/1342 1342 ± 0 5.6 5.502/5.707 5.438 ± 0.5343
ea26 1342 1342/1342 1342 ± 0 6.287 5.796/6.944 6.347 ± 0.5771
ea27 1342 1342/1342 1342 ± 0.00001922 5.768 5.461/6.522 5.936 ± 0.6305
ea28 1342 1342/1342 1342 ± 0.000002327 6.675 6.225/6.925 6.606 ± 0.5228
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 ± 0.00002495 5.642 5.337/5.807 5.562 ± 0.3755
3 1342 1342/1342 1342 ± 0.00003524 5.324 4.803/5.634 5.214 ± 0.5007
4 1342 1342/1342 1342 ± 0.00002518 5.41 5.198/5.606 5.395 ± 0.3327
5 1342 1342/1342 1342 ± 0.00002447 5.532 5.173/5.68 5.406 ± 0.6433
6 1342 1342/1342 1342 ± 0.00002447 5.531 5.221/5.621 5.35 ± 0.6116
7 1342 1342/1342 1342 ± 0.00002447 5.514 5.338/5.648 5.415 ± 0.5883
8 1342 1342/1342 1342 ± 0.00002467 5.462 5.266/5.695 5.426 ± 0.5206
9 1342 1342/1342 1342 ± 0.00002447 5.77 5.563/6.094 5.658 ± 0.6626
10 1342 1342/1342 1342 ± 0.00002447 6.249 6.001/6.432 6.078 ± 0.6191
11 1342 1342/1342 1342 ± 0.00002447 6.435 6.164/6.696 6.282 ± 0.7341
12 1342 1342/1342 1342 ± 0.00002447 6.543 6.34/6.761 6.408 ± 0.7445
13 1342 1342/1342 1342 ± 0.00002447 6.986 6.745/7.231 6.793 ± 0.7736
14 1342 1342/1342 1342 ± 0.00002447 7.065 6.973/7.389 6.949 ± 0.7811
15 1342 1342/1342 1342 ± 0.00002495 6.639 6.513/6.797 6.581 ± 0.378
16 1342 1342/1342 1342 ± 0.00002833 5.882 5.67/6.122 5.886 ± 0.3971
17 1342 1342/1342 1342 ± 0.00002612 5.968 5.655/6.275 5.927 ± 0.4119
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-12-31 05:53:48.715
End
2024-12-31 06:49:57.491
Duration
0:56:08.776
Note, WebLog generation is not included in the time.

CASA logs for stage 8