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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 5.92 5.693/6.676 6.221 ± 0.6037
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.866 5.368/6.522 5.997 ± 0.6488
ea06 1342 1342/1342 1342 ± 0 6.167 5.595/6.512 6.11 ± 0.5852
ea07 1342 1342/1342 1342 ± 0 6.22 5.608/6.475 6.175 ± 0.6119
ea08 1342 1342/1342 1342 ± 0.00001641 6.044 5.854/6.785 6.328 ± 0.6156
ea09 1342 1342/1342 1342 ± 0 6.004 5.483/6.774 6.143 ± 0.6601
ea10 1342 1342/1342 1342 ± 0.000006479 6.107 5.641/6.869 6.236 ± 0.6285
ea11 1342 1342/1342 1342 ± 0 6.124 5.486/6.708 6.196 ± 0.7002
ea12 1342 1342/1342 1342 ± 0 6.285 5.72/6.794 6.342 ± 0.6814
ea13 1342 1342/1342 1342 ± 0 5.971 5.884/6.496 6.188 ± 0.5091
ea14 1342 1342/1342 1342 ± 0 6.462 5.898/6.922 6.506 ± 0.6785
ea15 1342 1342/1342 1342 ± 0 5.79 5.219/6.165 5.73 ± 0.6484
ea16 1342 1342/1342 1342 ± 0 6.476 5.845/6.93 6.5 ± 0.7506
ea17 1342 1342/1342 1342 ± 0 6.664 6.061/7.413 6.727 ± 0.7038
ea18 1342 1342/1342 1342 ± 0 5.125 4.749/5.555 5.163 ± 0.537
ea19 1342 1342/1342 1342 ± 0 6.377 5.933/7.189 6.538 ± 0.7143
ea20 1342 1342/1342 1342 ± 0 6.087 5.854/6.969 6.376 ± 0.6119
ea21 1342 1342/1342 1342 ± 0.000009126 6.109 5.658/6.657 6.214 ± 0.624
ea22 1342 1342/1342 1342 ± 0 6.334 5.727/6.752 6.255 ± 0.6589
ea23 1342 1342/1342 1342 ± 0 6.155 5.804/6.872 6.392 ± 0.7041
ea24 1342 1342/1342 1342 ± 0 5.612 5.108/6.26 5.642 ± 0.5808
ea26 1342 1342/1342 1342 ± 0 6.301 5.862/7.068 6.434 ± 0.6675
ea27 1342 1342/1342 1342 ± 0 5.981 5.76/7.116 6.302 ± 0.7289
ea28 1342 1342/1342 1342 ± 0 6.104 5.841/7.045 6.453 ± 0.7276
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 ± 0.00002439 5.652 5.572/5.87 5.664 ± 0.3117
4 1342 1342/1342 1342 ± 0.00003153 5.398 5.17/5.539 5.252 ± 0.4213
5 1342 1342/1342 1342 ± 0.00002439 5.728 5.409/5.862 5.625 ± 0.3465
6 1342 1342/1342 1342 ± 0.00002439 5.645 5.428/5.788 5.584 ± 0.2839
7 1342 1342/1342 1342 ± 0.00002439 5.665 5.514/5.858 5.636 ± 0.293
8 1342 1342/1342 1342 ± 0.00002439 5.587 5.427/5.844 5.565 ± 0.3271
9 1342 1342/1342 1342 ± 0.00002439 5.945 5.734/6.094 5.856 ± 0.3363
10 1342 1342/1342 1342 ± 0.00002439 6.395 6.29/6.507 6.313 ± 0.3427
11 1342 1342/1342 1342 ± 0.00002439 6.605 6.441/6.795 6.554 ± 0.3515
12 1342 1342/1342 1342 ± 0.00002439 6.761 6.462/6.953 6.71 ± 0.388
13 1342 1342/1342 1342 ± 0.00002439 7.185 6.974/7.47 7.178 ± 0.4235
14 1342 1342/1342 1342 ± 0.00002439 7.411 7.187/7.692 7.379 ± 0.4133
15 1342 1342/1342 1342 ± 0.00002439 7.138 6.876/7.398 7.061 ± 0.3999
16 1342 1342/1342 1342 ± 0.00002439 6.246 6.054/6.48 6.259 ± 0.3784
17 1342 1342/1342 1342 ± 0.00002842 6.143 5.903/6.35 6.128 ± 0.3433
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
Start time
2025-04-18 10:36:09.878
End
2025-04-18 11:40:46.120
Duration
1:04:36.242
Note, WebLog generation is not included in the time.

CASA logs for stage 8