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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.347 5.209/6.04 5.572 ± 0.5413
ea02 1342 1342/1342 1342 ± 0 5.867 5.303/6.505 5.946 ± 0.6494
ea04 1342 1342/1342 1342 ± 0 5.29 5.02/6.019 5.544 ± 0.5636
ea05 1342 1342/1342 1342 ± 0 5.782 5.358/6.499 5.885 ± 0.6223
ea06 1342 1342/1342 1342 ± 0 4.86 4.757/5.402 5.066 ± 0.4317
ea07 1342 1342/1342 1342 ± 0.0000309 5.664 5.289/6.251 5.862 ± 0.6681
ea08 1342 1342/1342 1342 ± 0 5.79 5.513/6.585 6.083 ± 0.6776
ea10 1342 1342/1342 1342 ± 0.00003499 5.416 5.238/6.627 5.817 ± 0.7467
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.454 5.251/6.488 5.823 ± 0.7036
ea13 1342 1342/1342 1342 ± 0 6.252 5.698/6.661 6.157 ± 0.5366
ea14 1342 1342/1342 1342 ± 0.0000129 5.499 5.223/6.357 5.728 ± 0.6948
ea15 1342 1342/1342 1342 ± 0 5.523 5.049/6.143 5.643 ± 0.6692
ea16 1342 1342/1342 1342 ± 0 5.912 5.553/6.728 6.107 ± 0.806
ea17 1342 1342/1342 1342 ± 0.00004134 5.688 5.334/6.498 5.963 ± 0.7046
ea18 1342 1342/1342 1342 ± 0 4.821 4.591/5.589 5.006 ± 0.5707
ea19 1342 1342/1342 1342 ± 0 6.03 5.461/6.704 6.082 ± 0.6594
ea20 1342 1342/1342 1342 ± 0 5.772 5.477/6.72 6.092 ± 0.7377
ea21 1342 1342/1342 1342 ± 0 5.552 5.286/6.304 5.779 ± 0.6291
ea22 1342 1342/1342 1342 ± 0 5.995 5.164/6.36 5.815 ± 0.6741
ea23 1342 1342/1342 1342 ± 0.00002635 5.561 5.406/6.529 5.956 ± 0.7397
ea25 1342 1342/1342 1342 ± 0.000039 5.206 5.008/5.992 5.537 ± 0.6745
ea26 1342 1342/1342 1342 ± 0 6.311 5.619/6.774 6.221 ± 0.648
ea27 1342 1342/1342 1342 ± 0.00004301 5.349 5.011/6.306 5.631 ± 0.6575
ea28 1342 1342/1342 1342 ± 0.00002966 5.548 5.284/6.37 5.809 ± 0.6894
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 ± 0.00002439 5.274 5.055/5.525 5.287 ± 0.2621
3 1342 1342/1342 1342 ± 0.00002692 5.009 4.78/5.149 5.006 ± 0.3223
5 1342 1342/1342 1342 ± 0.00002439 5.304 5.034/5.371 5.221 ± 0.3251
6 1342 1342/1342 1342 ± 0.00002439 5.274 5.047/5.467 5.257 ± 0.2807
7 1342 1342/1342 1342 ± 0.00002439 5.283 5.164/5.476 5.304 ± 0.2482
8 1342 1342/1342 1342 ± 0.00002439 5.284 5.069/5.415 5.245 ± 0.2737
9 1342 1342/1342 1342 ± 0.00002439 5.552 5.426/5.826 5.569 ± 0.3012
10 1342 1342/1342 1342 ± 0.00002439 6.022 5.898/6.161 5.98 ± 0.3205
11 1342 1342/1342 1342 ± 0.00002439 6.29 6.148/6.388 6.219 ± 0.3236
12 1342 1342/1342 1342 ± 0.00002439 6.471 6.231/6.59 6.389 ± 0.3507
13 1342 1342/1342 1342 ± 0.00002439 6.845 6.735/7.102 6.839 ± 0.3696
14 1342 1342/1342 1342 ± 0.00002439 7.148 6.9/7.333 7.052 ± 0.4091
15 1342 1342/1342 1342 ± 0.00002439 6.555 6.223/6.768 6.493 ± 0.4362
16 1342 1342/1342 1342 ± 0.00005411 5.466 5.241/5.806 5.475 ± 0.4919
17 1342 1342/1342 1342 ± 0.00005114 5.545 5.355/5.89 5.617 ± 0.4948
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-21 06:45:41.356
End
2024-12-21 07:40:53.803
Duration
0:55:12.447
Note, WebLog generation is not included in the time.

CASA logs for stage 8