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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.356 5.247/6.193 5.617 ± 0.7662
ea02 1342 1342/1342 1342 ± 0.00004126 5.797 5.32/6.648 5.935 ± 0.9155
ea05 1342 1342/1342 1342 ± 0.00002882 5.456 5.07/6.486 5.653 ± 0.8865
ea06 1342 1342/1342 1342 ± 0.00000337 4.88 4.769/5.444 4.982 ± 0.6253
ea07 1342 1342/1342 1342 ± 0.00003697 5.805 5.409/6.035 5.605 ± 0.845
ea08 1342 1342/1342 1342 ± 0.00003749 6.09 5.699/6.922 6.214 ± 0.9696
ea09 1342 1342/1342 1342 ± 0.00002656 4.083 3.373/5.752 4.553 ± 1.161
ea10 1342 1342/1342 1342 ± 0.00003413 5.47 5.097/6.423 5.618 ± 0.8365
ea11 1342 1342/1342 1342 ± 0 5.796 5.521/6.57 6.06 ± 0.6315
ea12 1342 1342/1342 1342 ± 0.0000121 5.651 5.304/6.552 5.747 ± 0.9833
ea13 1342 1342/1342 1342 ± 0.00001758 5.847 5.619/6.358 5.894 ± 0.8392
ea14 1342 1342/1342 1342 ± 0.00003159 6.545 5.819/6.949 6.09 ± 1.092
ea15 1342 1342/1342 1342 ± 0.000003577 5.33 5.173/6.223 5.579 ± 0.884
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00003836 6.11 5.495/7.023 6.047 ± 1.007
ea18 1342 1342/1342 1342 ± 0.00003588 4.989 4.839/5.795 5.113 ± 0.7162
ea19 1342 1342/1342 1342 ± 0.00002692 5.776 5.525/6.698 5.913 ± 0.8716
ea20 1342 1342/1342 1342 ± 0.00001742 5.992 5.726/7.023 6.044 ± 1.116
ea21 1342 1342/1342 1342 ± 0.00002692 5.539 5.383/6.34 5.664 ± 0.8715
ea22 1342 1342/1342 1342 ± 0.0000386 5.454 5.032/6.515 5.64 ± 0.9379
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.372 5.345/5.422 5.374 ± 0.1224
ea26 1342 1342/1342 1342 ± 0.00002894 5.651 5.539/6.589 5.807 ± 0.8977
ea27 1342 1342/1342 1342 ± 0.00003761 5.516 5.369/6.55 5.753 ± 0.8521
ea28 1342 1342/1342 1342 ± 0.00003674 6.616 6.404/7.006 6.438 ± 0.8948
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 ± 0.00002609 5.398 5.185/5.666 5.336 ± 0.4918
5 1342 1342/1342 1342 ± 0.00002749 5.456 5.306/5.666 5.372 ± 0.5557
6 1342 1342/1342 1342 ± 0.00002609 5.422 5.257/5.561 5.309 ± 0.5147
7 1342 1342/1342 1342 ± 0.00002609 5.331 5.125/5.53 5.255 ± 0.5009
8 1342 1342/1342 1342 ± 0.00002609 5.336 5.057/5.471 5.188 ± 0.5131
9 1342 1342/1342 1342 ± 0.00002832 5.551 5.418/5.76 5.419 ± 0.6184
10 1342 1342/1342 1342 ± 0.00002551 6.081 5.867/6.189 6.017 ± 0.3592
11 1342 1342/1342 1342 ± 0.00002551 6.36 6.205/6.492 6.274 ± 0.3676
12 1342 1342/1342 1342 ± 0.00002551 6.537 6.222/6.642 6.438 ± 0.3733
13 1342 1342/1342 1342 ± 0.00002551 6.835 6.592/7.039 6.761 ± 0.3652
14 1342 1342/1342 1342 ± 0.00002551 6.912 6.625/7.128 6.82 ± 0.4402
15 1342 1342/1342 1342 ± 0.00002632 6.628 6.453/6.795 6.571 ± 0.4741
16 1342 1342/1342 1342 ± 0.0000593 3.951 3.83/4.078 3.954 ± 0.1842
17 1342 1342/1342 1342 ± 0.00006074 4.068 3.923/4.235 4.088 ± 0.232
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-01-25 03:52:11.362
End
2025-01-25 04:14:57.354
Duration
0:22:45.992
Note, WebLog generation is not included in the time.

CASA logs for stage 8