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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.487 5.324/5.918 5.657 ± 0.521
ea02 1342 1342/1342 1342 ± 0.00001439 5.784 5.458/6.374 5.925 ± 0.6392
ea04 1342 1342/1342 1342 ± 0 5.379 5.083/5.782 5.464 ± 0.4219
ea05 1342 1342/1342 1342 ± 0 5.778 5.465/6.251 5.87 ± 0.5605
ea06 1342 1342/1342 1342 ± 0 5.348 5.007/5.741 5.395 ± 0.4145
ea07 1342 1342/1342 1342 ± 0 5.187 5.139/5.454 5.272 ± 0.238
ea08 1342 1342/1342 1342 ± 0.00003119 5.858 5.563/6.575 6.072 ± 0.6643
ea09 1342 1342/1342 1342 ± 0 5.142 4.966/5.767 5.321 ± 0.4317
ea10 1342 1342/1342 1342 ± 0.00003232 5.155 4.942/5.868 5.344 ± 0.5289
ea11 1342 1342/1342 1342 ± 0.000001945 5.678 5.36/6.285 5.833 ± 0.554
ea13 1342 1342/1342 1342 ± 0 6.096 5.853/6.259 6.159 ± 0.4337
ea14 1342 1342/1342 1342 ± 0 5.718 5.399/6.392 5.898 ± 0.6058
ea15 1342 1342/1342 1342 ± 0 5.794 5.445/6.367 5.964 ± 0.6288
ea16 1342 1342/1342 1342 ± 0 5.965 5.62/6.417 6.115 ± 0.6323
ea17 1342 1342/1342 1342 ± 0.000008298 5.697 5.557/5.86 5.676 ± 0.2288
ea18 1342 1342/1342 1342 ± 0 5.073 4.803/5.499 5.185 ± 0.4974
ea19 1342 1342/1342 1342 ± 0 5.74 5.626/5.952 5.788 ± 0.1745
ea20 1342 1342/1342 1342 ± 0 5.883 5.605/6.46 6.014 ± 0.5334
ea21 1342 1342/1342 1342 ± 0 5.62 5.467/6.214 5.843 ± 0.4904
ea22 1342 1342/1342 1342 ± 0.000001111 5.453 5.256/6.249 5.738 ± 0.6279
ea23 1342 1342/1342 1342 ± 0.000001111 5.693 5.576/6.371 6.012 ± 0.6242
ea24 1342 1342/1342 1342 ± 0 5.578 5.075/6.157 5.627 ± 0.5709
ea25 1342 1342/1342 1342 ± 0.000005768 5.545 5.348/6.151 5.743 ± 0.5587
ea26 1342 1342/1342 1342 ± 0 5.992 5.803/6.714 6.244 ± 0.6414
ea27 1342 1342/1342 1342 ± 0.0000103 5.51 5.242/5.553 5.41 ± 0.1938
ea28 1342 1342/1342 1342 ± 0.00003927 5.645 5.468/6.398 5.897 ± 0.6199
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 ± 0.00002372 5.522 5.354/5.67 5.487 ± 0.2703
3 1342 1342/1342 1342 ± 0.00002489 5.088 4.896/5.289 5.139 ± 0.3551
4 1342 1342/1342 1342 ± 0.00002402 5.471 5.22/5.642 5.45 ± 0.3577
5 1342 1342/1342 1342 ± 0.00002372 5.45 5.227/5.618 5.42 ± 0.3103
6 1342 1342/1342 1342 ± 0.00002372 5.414 5.139/5.563 5.361 ± 0.2781
7 1342 1342/1342 1342 ± 0.00002372 5.424 5.104/5.558 5.376 ± 0.2681
8 1342 1342/1342 1342 ± 0.00002372 5.429 5.046/5.531 5.319 ± 0.299
9 1342 1342/1342 1342 ± 0.00002376 5.641 5.405/5.815 5.586 ± 0.3233
10 1342 1342/1342 1342 ± 0.00002573 6.029 5.789/6.128 5.941 ± 0.3288
11 1342 1342/1342 1342 ± 0.00002573 6.256 5.848/6.369 6.156 ± 0.3147
12 1342 1342/1342 1342 ± 0.00002573 6.339 6.119/6.51 6.287 ± 0.3231
13 1342 1342/1342 1342 ± 0.00002573 6.784 6.288/6.956 6.685 ± 0.3785
14 1342 1342/1342 1342 ± 0.00002573 6.944 6.564/7.165 6.867 ± 0.4179
15 1342 1342/1342 1342 ± 0.00002573 6.575 6.292/6.878 6.533 ± 0.4282
16 1342 1342/1342 1342 ± 0.00004347 5.6 5.415/5.963 5.658 ± 0.3375
17 1342 1342/1342 1342 ± 0.00004019 5.643 5.505/5.991 5.707 ± 0.3111
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
Start time
2024-04-13 02:45:35.138
End
2024-04-13 03:50:03.533
Duration
1:04:28.396
Note, WebLog generation is not included in the time.

CASA logs for stage 7