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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.405 5.194/6.069 5.471 ± 0.7592
ea02 1342 1342/1342 1342 ± 0.0000428 5.964 5.434/6.692 5.896 ± 0.8774
ea04 1342 1342/1342 1342 ± 0.000005549 5.463 5.079/6.015 5.391 ± 0.7631
ea05 1342 1342/1342 1342 ± 0.000006321 5.742 5.334/6.531 5.854 ± 0.7761
ea06 1342 1342/1342 1342 ± 0.000004497 5.178 4.945/5.916 5.233 ± 0.7725
ea07 1342 1342/1342 1342 ± 0.00004265 5.907 5.43/6.316 5.718 ± 0.8183
ea08 1342 1342/1342 1342 ± 0.00004142 5.822 5.619/6.964 6.02 ± 0.983
ea09 1342 1342/1342 1342 ± 0.00002563 5.187 4.971/5.897 5.369 ± 0.5873
ea10 1342 1342/1342 1342 ± 0.00004235 5.074 4.87/5.917 5.194 ± 0.7226
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000009838 5.641 5.455/6.609 5.722 ± 0.9896
ea13 1342 1342/1342 1342 ± 0.00002419 5.767 5.656/6.323 5.911 ± 0.701
ea14 1342 1342/1342 1342 ± 0.000006844 5.645 5.117/6.593 5.77 ± 0.7992
ea15 1342 1342/1342 1342 ± 0.000002039 5.435 5.144/6.465 5.677 ± 0.8771
ea16 1342 1342/1342 1342 ± 0.0000138 5.773 5.321/6.83 5.934 ± 0.8844
ea17 1342 1342/1342 1342 ± 0.00004388 5.939 5.493/6.634 5.891 ± 0.9287
ea18 1342 1342/1342 1342 ± 0.00003331 5.072 4.763/5.805 5.079 ± 0.7238
ea19 1342 1342/1342 1342 ± 0 5.945 5.685/6.787 6.087 ± 0.7842
ea20 1342 1342/1342 1342 ± 0.00001931 6.058 5.674/6.976 6.078 ± 1.117
ea21 1342 1342/1342 1342 ± 0.00001252 5.627 5.43/6.434 5.697 ± 0.7869
ea22 1342 1342/1342 1342 ± 0.00004173 5.473 5.202/6.48 5.694 ± 0.7924
ea23 1342 1342/1342 1342 ± 0.0000454 6.473 6.103/6.68 5.981 ± 1.111
ea24 1342 1342/1342 1342 ± 0.00001745 5.035 4.865/6.099 5.425 ± 0.6455
ea25 1342 1342/1342 1342 ± 0.00004268 5.562 5.283/6.383 5.639 ± 0.8675
ea26 1342 1342/1342 1342 ± 0.00003584 5.778 5.494/6.923 6.034 ± 0.8239
ea27 1342 1342/1342 1342 ± 0.00004292 5.704 5.282/6.584 5.689 ± 0.8664
ea28 1342 1342/1342 1342 ± 0.0000422 5.801 5.549/6.788 5.881 ± 0.9271
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 ± 0.00002412 5.481 5.346/5.774 5.494 ± 0.3323
3 1342 1342/1342 1342 ± 0.00003814 4.972 4.866/5.203 5.029 ± 0.2882
5 1342 1342/1342 1342 ± 0.00002434 5.346 5.103/5.575 5.338 ± 0.2898
6 1342 1342/1342 1342 ± 0.00002412 5.46 5.149/5.627 5.388 ± 0.2834
7 1342 1342/1342 1342 ± 0.00002412 5.438 5.243/5.641 5.43 ± 0.2812
8 1342 1342/1342 1342 ± 0.00002412 5.461 5.103/5.619 5.387 ± 0.3155
9 1342 1342/1342 1342 ± 0.0000246 5.733 5.386/5.952 5.698 ± 0.3057
10 1342 1342/1342 1342 ± 0.00002368 6.204 5.892/6.284 6.103 ± 0.3322
11 1342 1342/1342 1342 ± 0.00002368 6.447 6.089/6.63 6.393 ± 0.3354
12 1342 1342/1342 1342 ± 0.00002368 6.609 6.28/6.794 6.549 ± 0.3655
13 1342 1342/1342 1342 ± 0.0000237 6.794 6.487/7.102 6.762 ± 0.3998
14 1342 1342/1342 1342 ± 0.00002403 6.539 6.24/6.983 6.575 ± 0.4778
15 1342 1342/1342 1342 ± 0.00002498 6.687 6.338/6.927 6.587 ± 0.4354
16 1342 1342/1342 1342 ± 0.00006079 4.074 3.854/4.373 4.125 ± 0.349
17 1342 1342/1342 1342 ± 0.00006092 4.242 3.988/4.505 4.235 ± 0.3486
output_dir
 
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-07 18:07:57.453
End
2024-11-07 18:54:02.281
Duration
0:46:04.828
Note, WebLog generation is not included in the time.

CASA logs for stage 8