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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.366 5.182/5.986 5.419 ± 0.6833
ea02 1342 1342/1342 1342 ± 0.00004708 5.756 5.318/6.523 5.721 ± 0.9455
ea04 1342 1342/1342 1342 ± 0 5.169 4.876/5.749 5.213 ± 0.7171
ea05 1342 1342/1342 1342 ± 0.00001665 5.598 5.054/6.175 5.541 ± 0.7766
ea06 1342 1342/1342 1342 ± 0 4.968 4.721/5.365 4.927 ± 0.6124
ea07 1342 1342/1342 1342 ± 0.00004332 5.715 5.269/6.062 5.522 ± 0.7801
ea08 1342 1342/1342 1342 ± 0.0000379 5.868 5.442/6.663 5.918 ± 0.8948
ea09 1342 1342/1342 1342 ± 0.00002362 5.421 5.03/6.106 5.514 ± 0.7523
ea10 1342 1342/1342 1342 ± 0.00004494 5.522 5.049/6.204 5.422 ± 0.8227
ea11 1342 1342/1342 1342 ± 0.00002837 5.644 5.032/6.215 5.491 ± 0.9166
ea12 1342 1342/1342 1342 ± 0 5.756 5.219/6.344 5.652 ± 0.7894
ea13 1342 1342/1342 1342 ± 0.00001807 5.836 5.513/6.267 5.806 ± 0.7715
ea14 1342 1342/1342 1342 ± 0.000003948 5.63 5.25/6.372 5.619 ± 0.7739
ea15 1342 1342/1342 1342 ± 0 5.35 5.078/6.145 5.482 ± 0.8358
ea16 1342 1342/1342 1342 ± 0.00002773 5.725 5.327/6.341 5.679 ± 0.8097
ea17 1342 1342/1342 1342 ± 0.0000379 5.76 5.265/6.464 5.768 ± 0.8646
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.000009646 5.79 5.453/6.484 5.8 ± 0.8244
ea20 1342 1342/1342 1342 ± 0.000001249 5.843 5.496/6.556 5.844 ± 0.9711
ea21 1342 1342/1342 1342 ± 0.00002694 5.503 5.27/6.115 5.545 ± 0.7009
ea22 1342 1342/1342 1342 ± 0.00004185 5.369 5.109/6.409 5.545 ± 0.8568
ea23 1342 1342/1342 1342 ± 0.00003769 5.769 5.29/6.281 5.709 ± 0.7685
ea25 1342 1342/1342 1342 ± 0.00003638 5.47 5.038/6.082 5.484 ± 0.7874
ea26 1342 1342/1342 1342 ± 0.0000277 5.626 5.497/6.472 5.748 ± 0.7799
ea27 1342 1342/1342 1342 ± 0.0000403 5.418 4.984/6.233 5.486 ± 0.7743
ea28 1342 1342/1342 1342 ± 0.00004274 5.593 5.292/6.469 5.604 ± 0.937
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 5.547 5.361/5.762 5.559 ± 0.2449
5 1342 1342/1342 1342 ± 0.00002467 5.206 5.018/5.446 5.224 ± 0.2563
6 1342 1342/1342 1342 ± 0.00002393 5.27 5.138/5.446 5.276 ± 0.2338
7 1342 1342/1342 1342 ± 0.00002393 5.266 5.087/5.439 5.258 ± 0.2054
8 1342 1342/1342 1342 ± 0.00002393 5.282 5.047/5.396 5.225 ± 0.2373
9 1342 1342/1342 1342 ± 0.00002393 5.513 5.357/5.707 5.498 ± 0.2747
10 1342 1342/1342 1342 ± 0.00002393 5.962 5.848/6.028 5.919 ± 0.2427
11 1342 1342/1342 1342 ± 0.00002393 6.206 6.1/6.291 6.173 ± 0.2596
12 1342 1342/1342 1342 ± 0.00002393 6.358 6.202/6.518 6.347 ± 0.2951
13 1342 1342/1342 1342 ± 0.00002395 6.677 6.419/6.819 6.608 ± 0.3006
14 1342 1342/1342 1342 ± 0.0000314 6.465 6.159/6.748 6.431 ± 0.3865
15 1342 1342/1342 1342 ± 0.00002413 6.386 6.155/6.567 6.34 ± 0.3705
16 1342 1342/1342 1342 ± 0.00006103 3.896 3.734/4.054 3.9 ± 0.2005
17 1342 1342/1342 1342 ± 0.00006102 4.013 3.87/4.175 4.021 ± 0.2095
output_dir
 
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-13 01:31:00.130
End
2024-12-13 02:26:15.820
Duration
0:55:15.690
Note, WebLog generation is not included in the time.

CASA logs for stage 8