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 5.752 5.282/6.18 5.746 ± 0.5461
ea02 1342 1342/1342 1342 ± 0.00001276 5.824 5.488/6.632 6.026 ± 0.6505
ea04 1342 1342/1342 1342 ± 0 5.575 5.205/6.099 5.692 ± 0.5195
ea05 1342 1342/1342 1342 ± 0 5.921 5.438/6.555 5.929 ± 0.6101
ea06 1342 1342/1342 1342 ± 0 5.622 5.097/5.995 5.589 ± 0.5118
ea07 1342 1342/1342 1342 ± 0 5.309 5.158/5.507 5.291 ± 0.2056
ea08 1342 1342/1342 1342 ± 0.0000247 5.934 5.631/6.719 6.181 ± 0.6687
ea09 1342 1342/1342 1342 ± 0 5.212 4.987/5.833 5.388 ± 0.4452
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.773 5.359/6.426 5.945 ± 0.6069
ea13 1342 1342/1342 1342 ± 0 6.189 5.876/6.379 6.24 ± 0.4627
ea14 1342 1342/1342 1342 ± 0 6.105 5.39/6.523 6.029 ± 0.6652
ea15 1342 1342/1342 1342 ± 0 5.943 5.4/6.417 5.999 ± 0.6602
ea16 1342 1342/1342 1342 ± 0.000003584 6.166 5.601/6.638 6.2 ± 0.6911
ea17 1342 1342/1342 1342 ± 0.00001353 5.716 5.576/5.817 5.697 ± 0.1682
ea18 1342 1342/1342 1342 ± 0.000004807 5.272 4.91/5.766 5.302 ± 0.5089
ea19 1342 1342/1342 1342 ± 0 5.656 5.64/5.805 5.707 ± 0.08964
ea20 1342 1342/1342 1342 ± 0 6.344 5.817/6.889 6.348 ± 0.6346
ea21 1342 1342/1342 1342 ± 0.000001134 5.767 5.416/6.355 5.907 ± 0.5599
ea22 1342 1342/1342 1342 ± 0 5.534 5.306/6.508 5.858 ± 0.6397
ea23 1342 1342/1342 1342 ± 0.00001101 6.057 5.46/6.571 6.077 ± 0.6706
ea24 1342 1342/1342 1342 ± 0 5.963 5.182/6.397 5.769 ± 0.6022
ea25 1342 1342/1342 1342 ± 0.000006304 5.563 5.388/6.346 5.857 ± 0.5922
ea26 1342 1342/1342 1342 ± 0 6.215 5.836/7.033 6.363 ± 0.6611
ea27 1342 1342/1342 1342 ± 0.000006944 5.393 5.256/5.547 5.412 ± 0.1727
ea28 1342 1342/1342 1342 ± 0.00003978 5.715 5.463/6.539 5.985 ± 0.6466
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 ± 0.00002394 5.469 5.277/5.632 5.471 ± 0.2372
3 1342 1342/1342 1342 ± 0.00002581 5.256 5.113/5.428 5.286 ± 0.2719
4 1342 1342/1342 1342 ± 0.00002425 5.299 5.189/5.556 5.327 ± 0.2843
5 1342 1342/1342 1342 ± 0.00002394 5.456 5.256/5.659 5.456 ± 0.2994
6 1342 1342/1342 1342 ± 0.00002395 5.435 5.155/5.596 5.383 ± 0.2784
7 1342 1342/1342 1342 ± 0.00002394 5.408 5.25/5.617 5.431 ± 0.2638
8 1342 1342/1342 1342 ± 0.00002394 5.443 5.148/5.546 5.376 ± 0.2879
9 1342 1342/1342 1342 ± 0.00002397 5.675 5.511/5.911 5.649 ± 0.3142
10 1342 1342/1342 1342 ± 0.00002602 6.118 5.917/6.269 6.057 ± 0.3269
11 1342 1342/1342 1342 ± 0.00002602 6.353 6.238/6.444 6.286 ± 0.3154
12 1342 1342/1342 1342 ± 0.00002602 6.464 6.348/6.583 6.427 ± 0.3165
13 1342 1342/1342 1342 ± 0.00002602 6.938 6.57/7.063 6.845 ± 0.3695
14 1342 1342/1342 1342 ± 0.00002602 7.116 6.817/7.249 7.044 ± 0.3919
15 1342 1342/1342 1342 ± 0.00002602 6.806 6.502/6.972 6.69 ± 0.4052
16 1342 1342/1342 1342 ± 0.00003915 5.895 5.622/6.206 5.897 ± 0.3542
17 1342 1342/1342 1342 ± 0.00003876 5.824 5.696/6.205 5.926 ± 0.3319
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
datacolumn
residual_data
Start time
2024-04-13 05:03:29.412
End
2024-04-13 06:07:44.135
Duration
1:04:14.723
Note, WebLog generation is not included in the time.

CASA logs for stage 7