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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.479 5.366/6.322 5.732 ± 0.7459
ea02 1342 1342/1342 1342 ± 0.00004366 5.893 5.451/6.773 6.022 ± 0.9253
ea04 1342 1342/1342 1342 ± 0.000005966 5.31 4.947/5.793 5.386 ± 0.5936
ea05 1342 1342/1342 1342 ± 0.000005734 5.538 5.075/6.149 5.733 ± 0.6732
ea06 1342 1342/1342 1342 ± 0.000003774 4.835 4.525/5.191 4.864 ± 0.4301
ea07 1342 1342/1342 1342 ± 0.00003814 5.931 5.554/6.415 5.983 ± 0.8491
ea08 1342 1342/1342 1342 ± 0.00004336 5.955 5.657/6.975 6.193 ± 1.029
ea09 1342 1342/1342 1342 ± 0.00001831 5.742 5.309/6.391 5.813 ± 0.6853
ea10 1342 1342/1342 1342 ± 0.00004021 6.186 5.253/6.467 5.772 ± 0.782
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000009738 5.606 5.296/6.348 5.711 ± 0.7967
ea13 1342 1342/1342 1342 ± 0.0000197 5.863 5.473/6.359 5.972 ± 0.6805
ea14 1342 1342/1342 1342 ± 0.000008782 5.814 5.507/6.663 6.033 ± 0.8082
ea15 1342 1342/1342 1342 ± 0.000001342 5.13 4.907/5.949 5.414 ± 0.7048
ea16 1342 1342/1342 1342 ± 0.000008536 5.864 5.476/6.718 6.042 ± 0.8383
ea17 1342 1342/1342 1342 ± 0.0000381 6.042 5.55/7.107 6.149 ± 0.9447
ea18 1342 1342/1342 1342 ± 0.00003514 4.993 4.855/5.803 5.202 ± 0.6449
ea19 1342 1342/1342 1342 ± 0 5.769 5.551/6.575 6.064 ± 0.7233
ea20 1342 1342/1342 1342 ± 0.00001512 5.759 5.692/6.885 6.081 ± 0.908
ea21 1342 1342/1342 1342 ± 0.00001234 5.608 5.406/6.335 5.788 ± 0.7155
ea22 1342 1342/1342 1342 ± 0.00003513 5.549 5.125/6.499 5.796 ± 0.7371
ea23 1342 1342/1342 1342 ± 0.00003512 5.992 5.584/6.731 6.07 ± 0.9684
ea25 1342 1342/1342 1342 ± 0.00003823 5.613 5.364/6.463 5.804 ± 0.8136
ea26 1342 1342/1342 1342 ± 0.00002799 5.73 5.641/6.554 5.969 ± 0.7125
ea27 1342 1342/1342 1342 ± 0.00003999 5.699 5.433/6.619 5.902 ± 0.8012
ea28 1342 1342/1342 1342 ± 0.0000388 5.804 5.593/6.733 6.071 ± 0.8923
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 ± 0.00002462 5.473 5.285/5.702 5.435 ± 0.2995
5 1342 1342/1342 1342 ± 0.00003045 5.292 5.076/5.624 5.331 ± 0.29
6 1342 1342/1342 1342 ± 0.00002395 5.478 5.343/5.602 5.423 ± 0.3145
7 1342 1342/1342 1342 ± 0.00002395 5.447 5.254/5.612 5.39 ± 0.3077
8 1342 1342/1342 1342 ± 0.00002395 5.407 5.163/5.598 5.335 ± 0.3393
9 1342 1342/1342 1342 ± 0.00002423 5.657 5.369/5.817 5.569 ± 0.3236
10 1342 1342/1342 1342 ± 0.00002395 6.134 5.89/6.25 6.038 ± 0.3666
11 1342 1342/1342 1342 ± 0.00002395 6.317 6.118/6.509 6.283 ± 0.3718
12 1342 1342/1342 1342 ± 0.00002395 6.484 6.351/6.723 6.457 ± 0.3985
13 1342 1342/1342 1342 ± 0.00002395 6.941 6.693/7.178 6.869 ± 0.4287
14 1342 1342/1342 1342 ± 0.00002395 7.106 6.882/7.411 7.049 ± 0.4895
15 1342 1342/1342 1342 ± 0.00002686 6.479 6.173/6.796 6.441 ± 0.53
16 1342 1342/1342 1342 ± 0.00006093 4.401 4.213/4.733 4.46 ± 0.3118
17 1342 1342/1342 1342 ± 0.00006103 4.498 4.277/4.657 4.485 ± 0.2412
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-12 10:00:02.574
End
2024-12-12 10:49:32.789
Duration
0:49:30.215
Note, WebLog generation is not included in the time.

CASA logs for stage 8