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 5.836 5.182/6.322 5.752 ± 0.6473
ea02 1342 1342/1342 1342 ± 0.0000455 6.24 5.163/6.868 5.872 ± 1.011
ea04 1342 1342/1342 1342 ± 0.000009727 5.454 4.934/6.078 5.439 ± 0.8138
ea05 1342 1342/1342 1342 ± 0.000009474 5.582 4.977/6.387 5.68 ± 0.8533
ea06 1342 1342/1342 1342 ± 0.00002266 4.767 4.366/5.349 4.806 ± 0.6329
ea07 1342 1342/1342 1342 ± 0.0000259 5.766 5.239/6.378 5.824 ± 0.9661
ea08 1342 1342/1342 1342 ± 0.00001997 6.635 5.609/7.026 6.303 ± 0.8267
ea09 1342 1342/1342 1342 ± 0.0000418 5.76 5.07/6.556 5.709 ± 0.8736
ea10 1342 1342/1342 1342 ± 0.00003807 5.809 5.197/6.805 5.884 ± 0.9896
ea11 1342 1342/1342 1342 ± 0.0000443 6.16 4.916/6.528 5.707 ± 1.048
ea12 1342 1342/1342 1342 ± 0.0000344 5.694 5.142/6.483 5.716 ± 0.9971
ea13 1342 1342/1342 1342 ± 0.00003138 5.818 5.375/6.383 5.92 ± 0.8243
ea14 1342 1342/1342 1342 ± 0.00003101 5.483 5.162/6.473 5.744 ± 0.8897
ea15 1342 1342/1342 1342 ± 0.000005932 5.116 4.944/6.253 5.545 ± 0.953
ea16 1342 1342/1342 1342 ± 0.00002253 5.751 5.334/6.928 6.033 ± 1.075
ea17 1342 1342/1342 1342 ± 0.00002104 6.069 5.508/7.049 6.196 ± 0.7865
ea18 1342 1342/1342 1342 ± 0.00004044 4.908 4.611/5.708 5.059 ± 0.7058
ea19 1342 1342/1342 1342 ± 0.00002196 5.896 5.481/6.953 6.096 ± 0.9717
ea20 1342 1342/1342 1342 ± 0.00004166 5.819 5.561/7.023 6.066 ± 1.055
ea21 1342 1342/1342 1342 ± 0.00001176 5.511 5.292/6.462 5.749 ± 0.903
ea22 1342 1342/1342 1342 ± 0.00004378 5.155 4.893/6.386 5.549 ± 0.8595
ea23 1342 1342/1342 1342 ± 0.00003239 5.581 5.276/6.665 5.867 ± 1.078
ea25 1342 1342/1342 1342 ± 0.0000426 5.297 5.092/6.355 5.587 ± 0.9178
ea26 1342 1342/1342 1342 ± 0.00002348 5.81 5.642/7.012 6.102 ± 0.9706
ea27 1342 1342/1342 1342 ± 0.0000356 5.467 5.311/6.59 5.804 ± 0.8125
ea28 1342 1342/1342 1342 ± 0.00004373 5.742 5.275/6.625 5.847 ± 0.965
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 ± 0.00002362 5.452 5.19/5.722 5.426 ± 0.3021
6 1342 1342/1342 1342 ± 0.00002362 5.213 5.018/5.35 5.162 ± 0.2953
7 1342 1342/1342 1342 ± 0.00002369 5.211 5.059/5.412 5.191 ± 0.2876
8 1342 1342/1342 1342 ± 0.00002362 5.188 5.011/5.336 5.157 ± 0.3048
9 1342 1342/1342 1342 ± 0.00002528 5.46 5.122/5.718 5.39 ± 0.3652
10 1342 1342/1342 1342 ± 0.00002362 6.083 5.922/6.254 6.031 ± 0.3297
11 1342 1342/1342 1342 ± 0.00002362 6.372 6.154/6.48 6.309 ± 0.3472
12 1342 1342/1342 1342 ± 0.00002362 6.529 6.373/6.703 6.51 ± 0.3813
13 1342 1342/1342 1342 ± 0.00002362 6.978 6.811/7.092 6.925 ± 0.4103
14 1342 1342/1342 1342 ± 0.00002362 7.143 6.915/7.346 7.105 ± 0.46
15 1342 1342/1342 1342 ± 0.00002482 6.742 6.541/7.01 6.685 ± 0.4669
16 1342 1342/1342 1342 ± 0.00006074 4.228 4.067/4.371 4.217 ± 0.2092
17 1342 1342/1342 1342 ± 0.00006058 4.255 4.101/4.462 4.275 ± 0.2518
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
overwrite_modelcol
False
Start time
2024-11-02 15:07:58.318
End
2024-11-02 16:01:49.425
Duration
0:53:51.107
Note, WebLog generation is not included in the time.

CASA logs for stage 8