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

Statwt Summary Plot

VLASS2.1.sb38607339.eb38658209.59109.972473263886_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 5.59 5.341/6.076 5.738 ± 0.5343
ea02 1342 1342/1342 1342 ± 0 5.738 5.439/6.454 5.976 ± 0.65
ea04 1342 1342/1342 1342 ± 0 5.493 5.147/6.071 5.617 ± 0.556
ea05 1342 1342/1342 1342 ± 0 5.877 5.457/6.33 5.947 ± 0.5885
ea06 1342 1342/1342 1342 ± 0 4.728 4.604/5.123 4.85 ± 0.3195
ea07 1342 1342/1342 1342 ± 0 5.975 5.475/6.182 5.98 ± 0.5648
ea08 1342 1342/1342 1342 ± 0 5.86 5.645/6.715 6.187 ± 0.6981
ea09 1342 1342/1342 1342 ± 0 5.756 5.253/6.471 5.846 ± 0.6186
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.768 5.39/6.349 5.946 ± 0.6368
ea13 1342 1342/1342 1342 ± 0 6.17 5.887/6.511 6.287 ± 0.4974
ea14 1342 1342/1342 1342 ± 0 5.825 5.362/6.433 5.94 ± 0.6728
ea15 1342 1342/1342 1342 ± 0 5.895 5.421/6.355 5.965 ± 0.6424
ea16 1342 1342/1342 1342 ± 0 6.082 5.701/6.735 6.286 ± 0.7007
ea17 1342 1342/1342 1342 ± 0.000001233 6.046 5.487/6.894 6.14 ± 0.6575
ea18 1342 1342/1342 1342 ± 0 4.975 4.678/5.454 5.093 ± 0.5085
ea19 1342 1342/1342 1342 ± 0 6.055 5.632/6.723 6.257 ± 0.6489
ea20 1342 1342/1342 1342 ± 0 6.078 5.681/6.642 6.213 ± 0.6457
ea21 1342 1342/1342 1342 ± 0 5.835 5.439/6.356 5.922 ± 0.5598
ea22 1342 1342/1342 1342 ± 0 5.536 5.272/6.236 5.763 ± 0.6741
ea23 1342 1342/1342 1342 ± 0 6.016 5.482/6.417 6.095 ± 0.677
ea25 1342 1342/1342 1342 ± 0.000007713 5.543 5.299/6.282 5.78 ± 0.5972
ea26 1342 1342/1342 1342 ± 0 6.053 5.688/6.711 6.227 ± 0.673
ea27 1342 1342/1342 1342 ± 0.00002747 5.531 5.238/6.345 5.741 ± 0.588
ea28 1342 1342/1342 1342 ± 0.00001114 5.749 5.467/6.476 5.974 ± 0.6744
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 ± 0.0000244 5.47 5.307/5.704 5.459 ± 0.3001
3 1342 1342/1342 1342 ± 0.0000244 5.272 5.033/5.495 5.267 ± 0.3374
4 1342 1342/1342 1342 ± 0.00002663 5.395 5.235/5.526 5.316 ± 0.3815
5 1342 1342/1342 1342 ± 0.0000244 5.436 5.185/5.531 5.375 ± 0.3459
6 1342 1342/1342 1342 ± 0.0000244 5.364 5.224/5.572 5.361 ± 0.3227
7 1342 1342/1342 1342 ± 0.0000244 5.426 5.307/5.617 5.408 ± 0.295
8 1342 1342/1342 1342 ± 0.0000244 5.433 5.208/5.566 5.353 ± 0.3169
9 1342 1342/1342 1342 ± 0.0000244 5.651 5.483/5.867 5.602 ± 0.3501
10 1342 1342/1342 1342 ± 0.0000244 6.076 5.915/6.218 6.019 ± 0.3548
11 1342 1342/1342 1342 ± 0.0000244 6.351 6.128/6.437 6.242 ± 0.3732
12 1342 1342/1342 1342 ± 0.0000244 6.432 6.218/6.639 6.347 ± 0.4898
13 1342 1342/1342 1342 ± 0.0000244 6.948 6.83/7.207 6.882 ± 0.4451
14 1342 1342/1342 1342 ± 0.0000244 7.16 6.924/7.418 7.06 ± 0.4818
15 1342 1342/1342 1342 ± 0.0000244 6.827 6.573/7.002 6.703 ± 0.4759
16 1342 1342/1342 1342 ± 0.00002916 6.117 5.642/6.292 5.985 ± 0.4495
17 1342 1342/1342 1342 ± 0.00003039 6.106 5.845/6.324 6.043 ± 0.4259
vis
VLASS2.1.sb38607339.eb38658209.59109.972473263886_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-12-31 00:40:16.125
End
2024-12-31 01:27:08.378
Duration
0:46:52.253
Note, WebLog generation is not included in the time.

CASA logs for stage 8