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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.36 5.29/6.076 5.485 ± 0.7783
ea02 1342 1342/1342 1342 ± 0.00004282 6.011 5.488/6.547 5.845 ± 0.9608
ea04 1342 1342/1342 1342 ± 0 5.343 5.062/6.128 5.491 ± 0.7693
ea05 1342 1342/1342 1342 ± 0.00001835 5.483 5.071/6.477 5.696 ± 0.791
ea06 1342 1342/1342 1342 ± 0.000001603 4.921 4.705/5.314 4.879 ± 0.5884
ea07 1342 1342/1342 1342 ± 0.00004272 5.916 5.403/6.353 5.844 ± 0.9228
ea08 1342 1342/1342 1342 ± 0.00004301 5.986 5.556/6.713 5.961 ± 1.01
ea09 1342 1342/1342 1342 ± 0.000004807 5.56 5.183/6.31 5.593 ± 0.813
ea10 1342 1342/1342 1342 ± 0.00004272 5.738 5.303/6.668 5.804 ± 0.9504
ea11 1342 1342/1342 1342 ± 0.00004269 5.654 5.15/6.539 5.726 ± 1.016
ea12 1342 1342/1342 1342 ± 0.000004807 5.646 5.327/6.582 5.793 ± 1.032
ea13 1342 1342/1342 1342 ± 0.00001542 5.954 5.784/6.457 5.983 ± 0.7594
ea14 1342 1342/1342 1342 ± 0.00001848 5.479 5.099/6.442 5.69 ± 0.857
ea15 1342 1342/1342 1342 ± 0 5.394 5.145/6.293 5.656 ± 0.8745
ea16 1342 1342/1342 1342 ± 0.00003206 5.965 5.533/6.878 6.092 ± 1.021
ea17 1342 1342/1342 1342 ± 0.00004293 5.822 5.564/6.721 5.869 ± 0.9643
ea18 1342 1342/1342 1342 ± 0.00003368 5.048 4.615/5.732 5.066 ± 0.7384
ea19 1342 1342/1342 1342 ± 0.00001266 5.753 5.495/6.856 6.05 ± 0.8919
ea20 1342 1342/1342 1342 ± 0.00001913 5.892 5.73/7.121 6.071 ± 1.098
ea21 1342 1342/1342 1342 ± 0.00002683 5.495 5.342/6.365 5.714 ± 0.817
ea22 1342 1342/1342 1342 ± 0.00004031 5.381 5.15/6.286 5.517 ± 0.8731
ea23 1342 1342/1342 1342 ± 0.00004272 5.782 5.503/6.626 5.93 ± 0.9512
ea25 1342 1342/1342 1342 ± 0.00004272 5.521 5.244/6.351 5.533 ± 0.8758
ea26 1342 1342/1342 1342 ± 0.00001724 5.89 5.636/6.97 6.041 ± 0.8712
ea27 1342 1342/1342 1342 ± 0.00004287 5.558 5.197/6.484 5.628 ± 0.882
ea28 1342 1342/1342 1342 ± 0.0000432 5.701 5.403/6.488 5.737 ± 0.9204
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 ± 0.00002348 5.494 5.303/5.771 5.524 ± 0.2591
5 1342 1342/1342 1342 ± 0.00002367 5.399 5.129/5.58 5.398 ± 0.3285
6 1342 1342/1342 1342 ± 0.00002348 5.332 5.144/5.492 5.308 ± 0.294
7 1342 1342/1342 1342 ± 0.00002348 5.362 5.219/5.519 5.366 ± 0.2801
8 1342 1342/1342 1342 ± 0.00002348 5.343 5.166/5.51 5.325 ± 0.2828
9 1342 1342/1342 1342 ± 0.00002348 5.603 5.436/5.907 5.615 ± 0.3426
10 1342 1342/1342 1342 ± 0.00002348 6.055 5.87/6.253 6.038 ± 0.3292
11 1342 1342/1342 1342 ± 0.00002348 6.358 6.21/6.506 6.316 ± 0.3431
12 1342 1342/1342 1342 ± 0.00002348 6.546 6.356/6.751 6.514 ± 0.3784
13 1342 1342/1342 1342 ± 0.00002348 6.843 6.604/7.083 6.819 ± 0.4171
14 1342 1342/1342 1342 ± 0.00002505 6.799 6.427/7.139 6.786 ± 0.5274
15 1342 1342/1342 1342 ± 0.00002348 6.888 6.703/7.131 6.838 ± 0.4905
16 1342 1342/1342 1342 ± 0.00006018 4.004 3.844/4.31 4.084 ± 0.3104
17 1342 1342/1342 1342 ± 0.00006103 4.076 3.921/4.378 4.139 ± 0.2982
statwtmode
VLASS-SE
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-08 09:27:58.168
End
2025-01-08 10:01:12.484
Duration
0:33:14.316
Note, WebLog generation is not included in the time.

CASA logs for stage 8