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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 4.986 4.882/5.885 5.338 ± 0.7273
ea02 1342 1342/1342 1342 ± 0.00003476 5.567 5.082/6.406 5.702 ± 0.8799
ea04 1342 1342/1342 1342 ± 0.00002962 5.031 4.818/5.847 5.283 ± 0.6842
ea05 1342 1342/1342 1342 ± 0.00001649 5.439 4.914/6.314 5.549 ± 0.8453
ea06 1342 1342/1342 1342 ± 0.00003114 4.895 4.721/5.663 5.116 ± 0.6147
ea07 1342 1342/1342 1342 ± 0.00003233 5.432 5.092/5.999 5.528 ± 0.7559
ea08 1342 1342/1342 1342 ± 0.00003309 5.699 5.241/6.659 5.926 ± 0.9633
ea09 1342 1342/1342 1342 ± 0.00002452 5.311 4.97/6.254 5.475 ± 0.8469
ea10 1342 1342/1342 1342 ± 0.00003318 5.368 4.875/6.2 5.5 ± 0.844
ea11 1342 1342/1342 1342 ± 0.00003498 5.532 4.976/6.275 5.535 ± 0.8322
ea12 1342 1342/1342 1342 ± 0.00003318 5.259 5.014/6.282 5.53 ± 0.8399
ea13 1342 1342/1342 1342 ± 0.00001776 5.879 5.25/6.071 5.695 ± 0.7925
ea14 1342 1342/1342 1342 ± 0.00002979 5.442 5.099/6.397 5.695 ± 0.8917
ea15 1342 1342/1342 1342 ± 0.00003037 5.185 4.949/6.046 5.524 ± 0.8445
ea16 1342 1342/1342 1342 ± 0.00002653 5.514 5.052/6.326 5.596 ± 0.9136
ea17 1342 1342/1342 1342 ± 0.00003615 5.635 5.221/6.803 5.843 ± 0.9275
ea18 1342 1342/1342 1342 ± 0.00003492 4.7 4.506/5.531 4.88 ± 0.6456
ea19 1342 1342/1342 1342 ± 0.00001542 5.614 5.243/6.545 5.784 ± 0.91
ea20 1342 1342/1342 1342 ± 0.00003472 5.582 5.369/6.654 5.836 ± 0.864
ea21 1342 1342/1342 1342 ± 0.00002847 5.407 5.007/6.108 5.474 ± 0.8194
ea22 1342 1342/1342 1342 ± 0.00003551 5.437 4.89/6.38 5.587 ± 0.9309
ea23 1342 1342/1342 1342 ± 0.00003115 5.527 5.213/6.34 5.693 ± 0.8313
ea25 1342 1342/1342 1342 ± 0.0000339 5.296 4.928/6.114 5.431 ± 0.7828
ea27 1342 1342/1342 1342 ± 0.00003486 5.231 4.892/6.235 5.44 ± 0.803
ea28 1342 1342/1342 1342 ± 0.00003544 5.331 5.127/6.354 5.623 ± 0.8548
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 ± 0.000024 5.013 4.831/5.207 5.019 ± 0.2375
5 1342 1342/1342 1342 ± 0.00002565 5.219 4.857/5.457 5.161 ± 0.3975
6 1342 1342/1342 1342 ± 0.00002392 5.052 4.95/5.137 5.027 ± 0.2358
7 1342 1342/1342 1342 ± 0.00002392 5.042 4.906/5.148 5.039 ± 0.1973
8 1342 1342/1342 1342 ± 0.00002392 5.085 4.892/5.222 5.052 ± 0.2329
9 1342 1342/1342 1342 ± 0.00002514 5.332 5.202/5.497 5.299 ± 0.2551
10 1342 1342/1342 1342 ± 0.00002392 5.817 5.684/5.944 5.79 ± 0.2749
11 1342 1342/1342 1342 ± 0.00002392 6.07 5.968/6.222 6.066 ± 0.2882
12 1342 1342/1342 1342 ± 0.00002392 6.308 6.036/6.381 6.238 ± 0.2989
13 1342 1342/1342 1342 ± 0.00002409 6.466 6.165/6.641 6.375 ± 0.3582
14 1342 1342/1342 1342 ± 0.00002392 6.803 6.641/7.021 6.777 ± 0.3443
15 1342 1342/1342 1342 ± 0.00002888 6.601 6.419/6.875 6.58 ± 0.3915
16 1342 1342/1342 1342 ± 0.00005197 3.845 3.741/3.958 3.85 ± 0.1543
17 1342 1342/1342 1342 ± 0.00005138 3.896 3.762/4.039 3.911 ± 0.2643
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-06 09:35:03.920
End
2024-11-06 10:19:17.194
Duration
0:44:13.273
Note, WebLog generation is not included in the time.

CASA logs for stage 8