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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.164 5.094/5.937 5.413 ± 0.6791
ea02 1342 1342/1342 1342 ± 0.00004301 5.783 5.203/6.439 5.743 ± 0.8653
ea04 1342 1342/1342 1342 ± 0.00004014 5.214 4.821/5.87 5.11 ± 0.8119
ea05 1342 1342/1342 1342 ± 0.000023 5.361 4.96/6.264 5.497 ± 0.7842
ea06 1342 1342/1342 1342 ± 0.00004171 4.639 4.43/5.558 4.857 ± 0.8096
ea07 1342 1342/1342 1342 ± 0.0000314 5.656 5.121/6.036 5.577 ± 0.6984
ea08 1342 1342/1342 1342 ± 0.00003366 5.931 5.463/6.709 6.043 ± 0.8903
ea09 1342 1342/1342 1342 ± 0.00003687 5.499 5.036/6.214 5.427 ± 0.8228
ea10 1342 1342/1342 1342 ± 0.00003475 5.515 4.933/6.173 5.474 ± 0.7567
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004083 5.446 5.092/6.29 5.454 ± 0.9351
ea13 1342 1342/1342 1342 ± 0.00002614 5.602 5.394/6.1 5.65 ± 0.7939
ea14 1342 1342/1342 1342 ± 0.00002921 5.587 5.219/6.43 5.68 ± 0.8716
ea15 1342 1342/1342 1342 ± 0.0000388 5.311 4.982/6.082 5.336 ± 0.9869
ea16 1342 1342/1342 1342 ± 0.00002882 5.674 5.226/6.445 5.649 ± 0.8929
ea17 1342 1342/1342 1342 ± 0.0000387 5.843 5.379/6.75 5.891 ± 0.8745
ea18 1342 1342/1342 1342 ± 0.00003752 4.802 4.593/5.37 4.872 ± 0.6597
ea19 1342 1342/1342 1342 ± 0.00001271 5.562 5.257/6.448 5.722 ± 0.8202
ea20 1342 1342/1342 1342 ± 0.00003863 5.719 5.538/6.54 5.799 ± 0.9526
ea21 1342 1342/1342 1342 ± 0.00002827 5.401 5.134/6.136 5.468 ± 0.8097
ea22 1342 1342/1342 1342 ± 0.00004098 5.346 5.023/6.364 5.523 ± 0.9085
ea23 1342 1342/1342 1342 ± 0.00002997 5.654 5.239/6.351 5.722 ± 0.8732
ea25 1342 1342/1342 1342 ± 0.00003575 5.432 5.031/6.158 5.444 ± 0.766
ea27 1342 1342/1342 1342 ± 0.00003375 5.356 5.121/6.237 5.484 ± 0.744
ea28 1342 1342/1342 1342 ± 0.0000357 5.499 5.227/6.396 5.731 ± 0.8579
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 ± 0.00002442 5.273 5.106/5.482 5.249 ± 0.2736
5 1342 1342/1342 1342 ± 0.00003292 5.143 4.935/5.349 5.125 ± 0.2656
6 1342 1342/1342 1342 ± 0.00002442 5.138 5.036/5.311 5.123 ± 0.2684
7 1342 1342/1342 1342 ± 0.00002442 5.141 4.971/5.243 5.111 ± 0.2493
8 1342 1342/1342 1342 ± 0.00002442 5.179 4.961/5.304 5.111 ± 0.2777
9 1342 1342/1342 1342 ± 0.00002442 5.429 5.323/5.653 5.412 ± 0.3204
10 1342 1342/1342 1342 ± 0.00002442 5.871 5.721/5.948 5.822 ± 0.2816
11 1342 1342/1342 1342 ± 0.00002442 6.1 6.005/6.265 6.097 ± 0.2925
12 1342 1342/1342 1342 ± 0.00002442 6.322 6.084/6.433 6.264 ± 0.3025
13 1342 1342/1342 1342 ± 0.00002442 6.563 6.282/6.794 6.495 ± 0.359
14 1342 1342/1342 1342 ± 0.00002681 6.463 6.057/6.778 6.392 ± 0.4793
15 1342 1342/1342 1342 ± 0.00002673 6.485 6.277/6.713 6.437 ± 0.3997
16 1342 1342/1342 1342 ± 0.00005105 3.716 3.469/3.902 3.696 ± 0.3028
17 1342 1342/1342 1342 ± 0.00005248 3.879 3.573/4.153 3.883 ± 0.4234
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 12:58:24.036
End
2024-11-02 13:57:35.206
Duration
0:59:11.171
Note, WebLog generation is not included in the time.

CASA logs for stage 8