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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.433 5.178/6.205 5.618 ± 0.6243
ea02 1342 1342/1342 1342 ± 0.00003396 5.857 5.372/6.562 5.935 ± 0.7174
ea04 1342 1342/1342 1342 ± 0.00001834 5.205 4.969/5.84 5.407 ± 0.5829
ea05 1342 1342/1342 1342 ± 0 5.419 5.125/6.45 5.726 ± 0.6813
ea06 1342 1342/1342 1342 ± 0.00002498 4.891 4.774/5.621 5.122 ± 0.5338
ea07 1342 1342/1342 1342 ± 0.0000432 5.84 5.319/6.191 5.746 ± 0.7414
ea08 1342 1342/1342 1342 ± 0.00003926 5.796 5.438/6.602 5.95 ± 0.7402
ea09 1342 1342/1342 1342 ± 0.00001177 5.145 4.96/5.792 5.322 ± 0.4987
ea10 1342 1342/1342 1342 ± 0.00004354 4.984 4.615/5.656 5.081 ± 0.5637
ea11 1342 1342/1342 1342 ± 0.00004264 5.981 5.37/6.532 5.914 ± 0.7719
ea12 1342 1342/1342 1342 ± 0.00002785 5.507 5.21/6.064 5.615 ± 0.6456
ea13 1342 1342/1342 1342 ± 0.000007829 5.743 5.584/6.223 5.881 ± 0.4768
ea14 1342 1342/1342 1342 ± 0.00002645 5.657 5.238/6.482 5.844 ± 0.7661
ea15 1342 1342/1342 1342 ± 0.00001055 5.477 5.227/6.281 5.723 ± 0.7031
ea16 1342 1342/1342 1342 ± 0.000005924 5.809 5.451/6.434 5.945 ± 0.7799
ea17 1342 1342/1342 1342 ± 0.00004493 5.842 5.401/6.49 5.921 ± 0.7433
ea18 1342 1342/1342 1342 ± 0.0000384 4.931 4.655/5.637 5.104 ± 0.6005
ea19 1342 1342/1342 1342 ± 0.00001151 5.682 5.472/6.702 5.973 ± 0.7623
ea20 1342 1342/1342 1342 ± 0.00003056 5.783 5.647/6.542 5.949 ± 0.7705
ea21 1342 1342/1342 1342 ± 0.00002036 5.489 5.161/6.195 5.635 ± 0.6523
ea22 1342 1342/1342 1342 ± 0.00001858 5.475 5.177/6.343 5.759 ± 0.6698
ea23 1342 1342/1342 1342 ± 0.00004288 5.845 5.331/6.575 5.916 ± 0.8306
ea24 1342 1342/1342 1342 ± 0.000008845 5.118 4.886/6.03 5.405 ± 0.5889
ea25 1342 1342/1342 1342 ± 0.0000442 5.355 5.06/6.164 5.601 ± 0.6643
ea26 1342 1342/1342 1342 ± 0.00001271 5.779 5.578/6.766 6.095 ± 0.7019
ea27 1342 1342/1342 1342 ± 0.00004485 5.596 5.256/6.498 5.716 ± 0.7092
ea28 1342 1342/1342 1342 ± 0.00004321 5.61 5.425/6.581 5.898 ± 0.7952
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 ± 0.00002307 5.375 5.176/5.552 5.298 ± 0.3014
5 1342 1342/1342 1342 ± 0.0000256 5.241 5.019/5.403 5.203 ± 0.3434
6 1342 1342/1342 1342 ± 0.00002306 5.343 5.064/5.497 5.299 ± 0.29
7 1342 1342/1342 1342 ± 0.00002306 5.372 5.146/5.508 5.307 ± 0.2847
8 1342 1342/1342 1342 ± 0.00002306 5.353 5.04/5.473 5.27 ± 0.3242
9 1342 1342/1342 1342 ± 0.00002313 5.617 5.274/5.85 5.533 ± 0.3477
10 1342 1342/1342 1342 ± 0.00002306 6.059 5.79/6.132 5.941 ± 0.3202
11 1342 1342/1342 1342 ± 0.00002306 6.284 6.029/6.47 6.213 ± 0.3309
12 1342 1342/1342 1342 ± 0.00002306 6.454 6.194/6.598 6.378 ± 0.3559
13 1342 1342/1342 1342 ± 0.00002306 6.917 6.437/7.138 6.807 ± 0.4216
14 1342 1342/1342 1342 ± 0.00002957 7.025 6.491/7.18 6.847 ± 0.4781
15 1342 1342/1342 1342 ± 0.00002308 6.407 6.1/6.649 6.337 ± 0.4406
16 1342 1342/1342 1342 ± 0.00006068 4.645 4.496/4.794 4.648 ± 0.2746
17 1342 1342/1342 1342 ± 0.0000603 4.949 4.785/5.143 4.969 ± 0.2999
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-06 15:38:57.357
End
2024-12-06 16:53:28.734
Duration
1:14:31.378
Note, WebLog generation is not included in the time.

CASA logs for stage 8