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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.436 5.366/6.22 5.674 ± 0.7741
ea02 1342 1342/1342 1342 ± 0.00004646 5.98 5.433/6.726 5.951 ± 0.9348
ea04 1342 1342/1342 1342 ± 0.00003434 5.317 5.044/6.075 5.462 ± 0.7651
ea05 1342 1342/1342 1342 ± 0.00002911 5.444 5.07/6.311 5.661 ± 0.767
ea06 1342 1342/1342 1342 ± 0.00003271 4.666 4.546/5.253 4.791 ± 0.5488
ea07 1342 1342/1342 1342 ± 0.00003711 6.042 5.569/6.426 6.042 ± 0.8525
ea08 1342 1342/1342 1342 ± 0.00004259 6.052 5.566/6.893 6.116 ± 1.028
ea09 1342 1342/1342 1342 ± 0.00002776 5.604 5.169/6.508 5.698 ± 0.8164
ea10 1342 1342/1342 1342 ± 0.00003997 6.014 5.381/6.849 5.984 ± 0.9287
ea11 1342 1342/1342 1342 ± 0.00004244 5.853 5.259/6.563 5.835 ± 0.9626
ea12 1342 1342/1342 1342 ± 0.00003549 5.735 5.428/6.581 5.842 ± 0.9421
ea13 1342 1342/1342 1342 ± 0.00001805 5.835 5.595/6.335 5.933 ± 0.7549
ea14 1342 1342/1342 1342 ± 0.00004073 5.688 5.251/6.486 5.785 ± 0.8606
ea15 1342 1342/1342 1342 ± 0.0000192 5.363 5.082/6.193 5.58 ± 0.8681
ea16 1342 1342/1342 1342 ± 0.0000394 5.975 5.592/6.905 6.131 ± 1.015
ea17 1342 1342/1342 1342 ± 0.00004039 5.969 5.5/7.122 6.072 ± 0.9798
ea18 1342 1342/1342 1342 ± 0.00003184 5.151 4.823/5.791 5.223 ± 0.5985
ea19 1342 1342/1342 1342 ± 0.00001531 5.777 5.593/6.842 6.064 ± 0.8639
ea20 1342 1342/1342 1342 ± 0.00003944 5.943 5.805/7.098 6.184 ± 0.969
ea21 1342 1342/1342 1342 ± 0.0000394 5.639 5.325/6.426 5.773 ± 0.8336
ea22 1342 1342/1342 1342 ± 0.00003844 5.435 5.025/6.425 5.641 ± 0.8151
ea23 1342 1342/1342 1342 ± 0.00003773 5.949 5.574/6.727 6.082 ± 0.9482
ea25 1342 1342/1342 1342 ± 0.00004081 5.603 5.259/6.41 5.684 ± 0.8515
ea26 1342 1342/1342 1342 ± 0.00003041 5.865 5.663/6.93 6.049 ± 0.9072
ea27 1342 1342/1342 1342 ± 0.00003974 5.665 5.272/6.685 5.8 ± 0.8838
ea28 1342 1342/1342 1342 ± 0.00004167 5.681 5.472/6.643 5.88 ± 0.9217
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 ± 0.00002376 5.401 5.255/5.637 5.403 ± 0.2866
5 1342 1342/1342 1342 ± 0.00003256 5.333 5.129/5.429 5.298 ± 0.2492
6 1342 1342/1342 1342 ± 0.00002376 5.456 5.229/5.65 5.414 ± 0.3098
7 1342 1342/1342 1342 ± 0.00002376 5.446 5.34/5.611 5.422 ± 0.2965
8 1342 1342/1342 1342 ± 0.00002376 5.429 5.229/5.585 5.363 ± 0.3246
9 1342 1342/1342 1342 ± 0.00002376 5.682 5.374/5.95 5.63 ± 0.3627
10 1342 1342/1342 1342 ± 0.00002376 6.138 5.927/6.304 6.08 ± 0.3432
11 1342 1342/1342 1342 ± 0.00002376 6.397 6.199/6.555 6.327 ± 0.3569
12 1342 1342/1342 1342 ± 0.00002376 6.556 6.411/6.741 6.522 ± 0.3906
13 1342 1342/1342 1342 ± 0.00002376 6.932 6.82/7.155 6.915 ± 0.4166
14 1342 1342/1342 1342 ± 0.00002376 7.16 6.916/7.374 7.08 ± 0.481
15 1342 1342/1342 1342 ± 0.00002464 6.802 6.554/7.043 6.734 ± 0.4786
16 1342 1342/1342 1342 ± 0.00005504 4.231 4.092/4.373 4.229 ± 0.2214
17 1342 1342/1342 1342 ± 0.0000547 4.299 4.139/4.509 4.334 ± 0.2815
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-27 10:33:49.180
End
2024-11-27 11:26:51.168
Duration
0:53:01.988
Note, WebLog generation is not included in the time.

CASA logs for stage 8