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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.421 5.043/5.81 5.482 ± 0.5402
ea02 1342 1342/1342 1342 ± 0 5.6 5.229/6.278 5.766 ± 0.6839
ea04 1342 1342/1342 1342 ± 0 5.107 4.769/5.613 5.235 ± 0.5145
ea05 1342 1342/1342 1342 ± 0 5.655 5.066/6.084 5.523 ± 0.5634
ea06 1342 1342/1342 1342 ± 0 5.008 4.639/5.543 5.116 ± 0.5299
ea07 1342 1342/1342 1342 ± 0 5.666 5.266/5.957 5.726 ± 0.5492
ea08 1342 1342/1342 1342 ± 0 5.553 5.289/6.367 5.837 ± 0.6587
ea09 1342 1342/1342 1342 ± 0 5.559 5.065/6.318 5.616 ± 0.6279
ea10 1342 1342/1342 1342 ± 0.000008744 5.577 5.09/6.315 5.684 ± 0.6672
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.508 5.113/6.082 5.674 ± 0.6219
ea13 1342 1342/1342 1342 ± 0 5.982 5.566/6.233 6.003 ± 0.5015
ea14 1342 1342/1342 1342 ± 0 5.543 5.057/6.126 5.642 ± 0.6504
ea15 1342 1342/1342 1342 ± 0 5.347 4.904/5.945 5.512 ± 0.6438
ea16 1342 1342/1342 1342 ± 0 6.005 5.455/6.549 6.061 ± 0.7098
ea17 1342 1342/1342 1342 ± 0.000002377 5.677 5.36/6.256 5.843 ± 0.649
ea18 1342 1342/1342 1342 ± 0.000004631 4.742 4.479/5.232 4.88 ± 0.5031
ea19 1342 1342/1342 1342 ± 0 5.771 5.377/6.414 5.955 ± 0.626
ea20 1342 1342/1342 1342 ± 0 6.092 5.418/6.696 5.983 ± 0.6502
ea21 1342 1342/1342 1342 ± 0 5.412 5.146/5.938 5.574 ± 0.5163
ea22 1342 1342/1342 1342 ± 0 5.466 5.09/6.209 5.651 ± 0.6368
ea23 1342 1342/1342 1342 ± 0 5.784 5.281/6.179 5.825 ± 0.6474
ea25 1342 1342/1342 1342 ± 0.000007352 5.256 5.015/5.874 5.441 ± 0.5777
ea26 1342 1342/1342 1342 ± 0 5.878 5.459/6.501 5.975 ± 0.7029
ea27 1342 1342/1342 1342 ± 0.00003941 5.298 4.974/6.124 5.505 ± 0.6096
ea28 1342 1342/1342 1342 ± 0.0000132 5.407 5.173/6.176 5.643 ± 0.6549
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 ± 0.00002392 5.071 4.925/5.373 5.107 ± 0.2519
3 1342 1342/1342 1342 ± 0.00002425 4.925 4.726/5.182 4.957 ± 0.331
4 1342 1342/1342 1342 ± 0.0000247 5.074 4.8/5.233 5.027 ± 0.3096
5 1342 1342/1342 1342 ± 0.00002392 5.132 4.868/5.307 5.127 ± 0.3289
6 1342 1342/1342 1342 ± 0.00002392 5.131 4.989/5.353 5.127 ± 0.293
7 1342 1342/1342 1342 ± 0.00002392 5.139 5.034/5.289 5.157 ± 0.2555
8 1342 1342/1342 1342 ± 0.00002392 5.134 4.889/5.289 5.077 ± 0.2753
9 1342 1342/1342 1342 ± 0.00002392 5.347 5.179/5.618 5.351 ± 0.3093
10 1342 1342/1342 1342 ± 0.00002392 5.805 5.665/6.009 5.799 ± 0.3049
11 1342 1342/1342 1342 ± 0.00002392 6.104 5.889/6.217 6.018 ± 0.3122
12 1342 1342/1342 1342 ± 0.00002392 6.204 5.976/6.404 6.183 ± 0.3466
13 1342 1342/1342 1342 ± 0.00002392 6.631 6.487/6.76 6.594 ± 0.3426
14 1342 1342/1342 1342 ± 0.00002392 6.803 6.552/7.052 6.762 ± 0.3683
15 1342 1342/1342 1342 ± 0.00002392 6.531 6.255/6.717 6.444 ± 0.3637
16 1342 1342/1342 1342 ± 0.00003414 5.729 5.463/6.045 5.763 ± 0.3495
17 1342 1342/1342 1342 ± 0.00003376 5.727 5.541/5.973 5.776 ± 0.3264
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
Start time
2024-12-31 09:30:35.554
End
2024-12-31 10:48:34.316
Duration
1:17:58.763
Note, WebLog generation is not included in the time.

CASA logs for stage 8