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

Statwt Summary Plot

VLASS2.1.sb38670183.eb38674470.59118.18849075232_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 5.285 5.151/5.908 5.203 ± 1.041
ea02 1342 1342/1342 1342 ± 0.00004317 5.69 5.304/6.413 5.498 ± 1.191
ea03 1342 1342/1342 1342 ± 0 4.884 4.658/5.843 5.056 ± 0.8733
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001483 5.517 5.144/6.219 5.455 ± 0.955
ea06 1342 1342/1342 1342 ± 0.00004262 4.571 4.495/5.071 4.473 ± 0.8191
ea07 1342 1342/1342 1342 ± 0.00004438 5.619 5.332/6.166 5.431 ± 1.118
ea08 1342 1342/1342 1342 ± 0.00004536 5.925 5.508/6.709 5.736 ± 1.257
ea09 1342 1342/1342 1342 ± 0.000008815 5.596 5.192/6.231 5.515 ± 0.8971
ea10 1342 1342/1342 1342 ± 0.00004576 5.442 5.17/6.403 5.431 ± 1.167
ea11 1342 1342/1342 1342 ± 0.00004315 5.48 5.039/6.391 5.324 ± 1.158
ea12 1342 1342/1342 1342 ± 0.00004272 5.512 5.276/6.514 5.548 ± 1.278
ea13 1342 1342/1342 1342 ± 0.00001422 5.911 5.666/6.511 5.808 ± 1.066
ea14 1342 1342/1342 1342 ± 0.00001992 6.172 4.916/6.468 5.432 ± 1.45
ea15 1342 1342/1342 1342 ± 0.00003526 5.438 5.263/6.37 5.546 ± 1.246
ea16 1342 1342/1342 1342 ± 0.00002479 5.853 5.5/6.419 5.637 ± 1.17
ea17 1342 1342/1342 1342 ± 0.00004707 5.936 5.538/6.637 5.745 ± 1.254
ea18 1342 1342/1342 1342 ± 0.00004266 4.793 4.489/5.379 4.678 ± 0.9077
ea19 1342 1342/1342 1342 ± 0.000008437 5.441 5.172/6.106 5.395 ± 0.914
ea20 1342 1342/1342 1342 ± 0.00004271 5.692 5.516/6.867 5.728 ± 1.296
ea21 1342 1342/1342 1342 ± 0.0000195 5.506 5.254/6.29 5.411 ± 1.022
ea22 1342 1342/1342 1342 ± 0.00003885 5.407 5.086/6.18 5.362 ± 1.108
ea23 1342 1342/1342 1342 ± 0.0000427 5.565 5.415/6.423 5.537 ± 1.194
ea25 1342 1342/1342 1342 ± 0.0000462 5.372 5.217/6.184 5.311 ± 1.11
ea26 1342 1342/1342 1342 ± 0.00002028 5.733 5.627/6.584 5.777 ± 1.155
ea27 1342 1342/1342 1342 ± 0.00004735 5.37 5.115/6.37 5.315 ± 1.131
ea28 1342 1342/1342 1342 ± 0.00004676 5.495 5.355/6.436 5.482 ± 1.167
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 ± 0.00002393 5.32 5.091/5.594 5.318 ± 0.3272
5 1342 1342/1342 1342 ± 0.00002393 5.371 5.189/5.596 5.346 ± 0.4251
6 1342 1342/1342 1342 ± 0.00002393 5.325 5.177/5.447 5.263 ± 0.3265
7 1342 1342/1342 1342 ± 0.00002393 5.292 5.144/5.513 5.29 ± 0.3089
8 1342 1342/1342 1342 ± 0.00002393 5.315 5.142/5.488 5.284 ± 0.3331
9 1342 1342/1342 1342 ± 0.00002394 5.521 5.387/5.745 5.491 ± 0.3464
10 1342 1342/1342 1342 ± 0.00002348 6.078 5.841/6.196 5.992 ± 0.3676
11 1342 1342/1342 1342 ± 0.00002348 6.374 6.184/6.437 6.265 ± 0.3709
12 1342 1342/1342 1342 ± 0.00002348 6.515 6.352/6.654 6.458 ± 0.3985
13 1342 1342/1342 1342 ± 0.00002372 6.507 6.315/6.806 6.491 ± 0.4336
14 1342 1342/1342 1342 ± 0.00004524 5.676 5.364/6.076 5.827 ± 0.6471
15 1342 1342/1342 1342 ± 0.00002352 6.775 6.442/6.987 6.631 ± 0.5651
16 1342 1342/1342 1342 ± 0.00005638 2.975 2.774/3.209 2.99 ± 0.2985
17 1342 1342/1342 1342 ± 0.00005757 3.026 2.866/3.255 3.078 ± 0.3123
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-11-02 21:21:25.269
End
2024-11-02 22:27:00.911
Duration
1:05:35.641
Note, WebLog generation is not included in the time.

CASA logs for stage 8