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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.327 5.715/6.728 6.288 ± 0.6603
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00002621 5.8 5.431/6.363 5.938 ± 0.6308
ea06 1342 1342/1342 1342 ± 0 6.069 5.488/6.52 6.044 ± 0.635
ea07 1342 1342/1342 1342 ± 0 6.095 5.525/6.334 6.071 ± 0.5851
ea08 1342 1342/1342 1342 ± 0.000001112 6.2 5.657/6.785 6.331 ± 0.653
ea09 1342 1342/1342 1342 ± 0 5.997 5.526/6.796 6.15 ± 0.6692
ea10 1342 1342/1342 1342 ± 0 6.14 5.582/6.928 6.251 ± 0.6725
ea11 1342 1342/1342 1342 ± 0 6.027 5.613/6.609 6.148 ± 0.6614
ea12 1342 1342/1342 1342 ± 0 6.272 5.635/6.712 6.277 ± 0.6741
ea13 1342 1342/1342 1342 ± 0 5.728 5.51/6.241 5.926 ± 0.5047
ea14 1342 1342/1342 1342 ± 0 6.402 5.804/6.961 6.479 ± 0.747
ea15 1342 1342/1342 1342 ± 0 5.738 5.239/6.12 5.72 ± 0.5829
ea16 1342 1342/1342 1342 ± 0 6.41 5.879/6.894 6.494 ± 0.7334
ea17 1342 1342/1342 1342 ± 0 6.467 6.021/7.413 6.661 ± 0.7055
ea18 1342 1342/1342 1342 ± 0 5.053 4.668/5.519 5.132 ± 0.5234
ea19 1342 1342/1342 1342 ± 0 6.553 5.939/7.149 6.58 ± 0.7254
ea20 1342 1342/1342 1342 ± 0 6.046 5.771/6.936 6.272 ± 0.6337
ea21 1342 1342/1342 1342 ± 0.000002487 5.928 5.633/6.646 6.182 ± 0.62
ea22 1342 1342/1342 1342 ± 0 6.206 5.338/6.578 6.066 ± 0.6839
ea23 1342 1342/1342 1342 ± 0 6.218 5.822/6.862 6.452 ± 0.6798
ea24 1342 1342/1342 1342 ± 0 5.975 5.166/6.475 5.815 ± 0.6305
ea26 1342 1342/1342 1342 ± 0 6.413 5.871/7.215 6.475 ± 0.7724
ea27 1342 1342/1342 1342 ± 0 6.052 5.754/7.112 6.358 ± 0.7513
ea28 1342 1342/1342 1342 ± 0 6.026 5.846/6.96 6.386 ± 0.7118
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 ± 0.00002443 5.667 5.459/5.803 5.618 ± 0.3037
4 1342 1342/1342 1342 ± 0.00002811 5.313 5.081/5.463 5.277 ± 0.3343
5 1342 1342/1342 1342 ± 0.00002441 5.678 5.477/5.791 5.608 ± 0.3313
6 1342 1342/1342 1342 ± 0.00002441 5.615 5.329/5.818 5.564 ± 0.2954
7 1342 1342/1342 1342 ± 0.00002441 5.642 5.454/5.818 5.601 ± 0.2967
8 1342 1342/1342 1342 ± 0.00002441 5.574 5.256/5.785 5.541 ± 0.3481
9 1342 1342/1342 1342 ± 0.00002441 5.944 5.581/6.098 5.83 ± 0.3519
10 1342 1342/1342 1342 ± 0.00002441 6.394 6.191/6.546 6.291 ± 0.355
11 1342 1342/1342 1342 ± 0.00002441 6.595 6.377/6.816 6.539 ± 0.3736
12 1342 1342/1342 1342 ± 0.00002441 6.724 6.466/6.949 6.686 ± 0.4141
13 1342 1342/1342 1342 ± 0.00002441 7.179 6.885/7.519 7.15 ± 0.4315
14 1342 1342/1342 1342 ± 0.00002441 7.442 7.214/7.781 7.387 ± 0.4288
15 1342 1342/1342 1342 ± 0.00002441 7.07 6.741/7.422 7.039 ± 0.4419
16 1342 1342/1342 1342 ± 0.00002441 6.264 6.072/6.526 6.277 ± 0.401
17 1342 1342/1342 1342 ± 0.00002449 6.231 6.014/6.376 6.183 ± 0.3486
statwtmode
VLASS-SE
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-04-18 16:51:55.367
End
2025-04-18 17:57:28.666
Duration
1:05:33.299
Note, WebLog generation is not included in the time.

CASA logs for stage 8