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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.717 5.192/6.066 5.658 ± 0.5
ea02 1342 1342/1342 1342 ± 0.00002495 5.636 5.351/6.475 5.881 ± 0.6145
ea04 1342 1342/1342 1342 ± 0 5.435 5.097/5.96 5.589 ± 0.5366
ea05 1342 1342/1342 1342 ± 0 5.844 5.339/6.446 5.85 ± 0.6144
ea06 1342 1342/1342 1342 ± 0 5.281 4.904/5.731 5.324 ± 0.4858
ea07 1342 1342/1342 1342 ± 0 5.121 5.037/5.38 5.17 ± 0.1964
ea08 1342 1342/1342 1342 ± 0.0000392 5.746 5.519/6.693 6.118 ± 0.6464
ea09 1342 1342/1342 1342 ± 0.000008185 5.015 4.841/5.622 5.22 ± 0.4489
ea11 1342 1342/1342 1342 ± 0 5.725 5.424/6.522 5.953 ± 0.6507
ea13 1342 1342/1342 1342 ± 0 5.768 5.68/6.26 6.013 ± 0.4549
ea14 1342 1342/1342 1342 ± 0 5.954 5.353/6.451 5.996 ± 0.6539
ea15 1342 1342/1342 1342 ± 0 5.811 5.252/6.264 5.885 ± 0.6362
ea16 1342 1342/1342 1342 ± 0 6.112 5.569/6.65 6.168 ± 0.6918
ea17 1342 1342/1342 1342 ± 0 5.576 5.396/5.721 5.549 ± 0.1918
ea18 1342 1342/1342 1342 ± 0 5.122 4.784/5.597 5.168 ± 0.4627
ea19 1342 1342/1342 1342 ± 0 5.492 5.476/5.664 5.53 ± 0.1057
ea20 1342 1342/1342 1342 ± 0 5.943 5.702/6.679 6.15 ± 0.6479
ea21 1342 1342/1342 1342 ± 0 5.739 5.314/6.239 5.78 ± 0.5471
ea22 1342 1342/1342 1342 ± 0.00001336 5.321 5.126/6.252 5.647 ± 0.6032
ea23 1342 1342/1342 1342 ± 0 6.086 5.422/6.495 6.041 ± 0.6664
ea24 1342 1342/1342 1342 ± 0 5.584 5.053/6.249 5.641 ± 0.5766
ea25 1342 1342/1342 1342 ± 0 5.323 5.23/6.278 5.703 ± 0.6032
ea26 1342 1342/1342 1342 ± 0 5.727 5.59/6.82 6.085 ± 0.6551
ea27 1342 1342/1342 1342 ± 0.000001687 5.362 5.159/5.433 5.307 ± 0.1636
ea28 1342 1342/1342 1342 ± 0.0000424 5.667 5.422/6.468 5.935 ± 0.6181
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 ± 0.00002429 5.352 5.148/5.485 5.319 ± 0.2311
4 1342 1342/1342 1342 ± 0.00002728 5.182 5.068/5.354 5.172 ± 0.2728
5 1342 1342/1342 1342 ± 0.0000243 5.246 5.052/5.464 5.253 ± 0.2913
6 1342 1342/1342 1342 ± 0.00002429 5.28 5.025/5.435 5.233 ± 0.2718
7 1342 1342/1342 1342 ± 0.00002429 5.313 5.096/5.52 5.31 ± 0.2646
8 1342 1342/1342 1342 ± 0.00002429 5.331 5.064/5.476 5.258 ± 0.2908
9 1342 1342/1342 1342 ± 0.00002443 5.573 5.394/5.794 5.529 ± 0.3089
10 1342 1342/1342 1342 ± 0.00002647 6.002 5.795/6.135 5.927 ± 0.3415
11 1342 1342/1342 1342 ± 0.00002647 6.255 6.121/6.351 6.176 ± 0.3285
12 1342 1342/1342 1342 ± 0.00002647 6.286 6.198/6.495 6.306 ± 0.3344
13 1342 1342/1342 1342 ± 0.00002647 6.77 6.438/6.955 6.672 ± 0.3946
14 1342 1342/1342 1342 ± 0.00002647 6.95 6.608/7.092 6.835 ± 0.4207
15 1342 1342/1342 1342 ± 0.00002647 6.59 6.275/6.766 6.481 ± 0.4263
16 1342 1342/1342 1342 ± 0.00004393 5.734 5.344/5.971 5.718 ± 0.429
17 1342 1342/1342 1342 ± 0.0000465 5.708 5.429/6.085 5.726 ± 0.4167
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-06 13:49:03.258
End
2024-12-06 14:48:37.652
Duration
0:59:34.394
Note, WebLog generation is not included in the time.

CASA logs for stage 8