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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.437 5.097/5.874 5.548 ± 0.5053
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.475 5.145/5.953 5.572 ± 0.5293
ea05 1342 1342/1342 1342 ± 0 5.569 5.19/6.156 5.691 ± 0.5698
ea06 1342 1342/1342 1342 ± 0 4.943 4.782/5.333 5.038 ± 0.365
ea07 1342 1342/1342 1342 ± 0 5.754 5.369/6.137 5.867 ± 0.5612
ea08 1342 1342/1342 1342 ± 0 5.778 5.394/6.46 5.92 ± 0.6559
ea09 1342 1342/1342 1342 ± 0 5.669 5.089/6.303 5.7 ± 0.6092
ea10 1342 1342/1342 1342 ± 0 5.641 5.206/6.494 5.8 ± 0.6691
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.791 5.337/6.264 5.874 ± 0.603
ea13 1342 1342/1342 1342 ± 0 5.957 5.576/6.135 5.922 ± 0.4418
ea14 1342 1342/1342 1342 ± 0 5.709 5.195/6.251 5.728 ± 0.6397
ea15 1342 1342/1342 1342 ± 0 5.521 5.059/6.055 5.607 ± 0.6505
ea16 1342 1342/1342 1342 ± 0 6.042 5.495/6.466 6.086 ± 0.7185
ea17 1342 1342/1342 1342 ± 0.000002872 5.94 5.56/6.393 6.014 ± 0.6282
ea18 1342 1342/1342 1342 ± 0 5.019 4.763/5.429 5.087 ± 0.4932
ea19 1342 1342/1342 1342 ± 0 5.914 5.497/6.515 6.049 ± 0.6198
ea20 1342 1342/1342 1342 ± 0 6.049 5.697/6.677 6.137 ± 0.6453
ea21 1342 1342/1342 1342 ± 0 5.548 5.279/6.168 5.704 ± 0.5625
ea22 1342 1342/1342 1342 ± 0 5.562 5.062/6.234 5.668 ± 0.6501
ea23 1342 1342/1342 1342 ± 0 5.897 5.463/6.507 5.99 ± 0.6772
ea25 1342 1342/1342 1342 ± 0 5.476 5.201/5.966 5.585 ± 0.5604
ea26 1342 1342/1342 1342 ± 0 5.896 5.478/6.541 6.01 ± 0.6669
ea27 1342 1342/1342 1342 ± 0.00003125 5.508 5.089/6.301 5.671 ± 0.6043
ea28 1342 1342/1342 1342 ± 0 5.522 5.258/6.212 5.682 ± 0.6209
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 ± 0.00002442 5.402 5.173/5.573 5.373 ± 0.2503
3 1342 1342/1342 1342 ± 0.00002615 5.024 4.886/5.26 5.053 ± 0.2383
4 1342 1342/1342 1342 ± 0.00002442 5.215 4.976/5.322 5.144 ± 0.2853
5 1342 1342/1342 1342 ± 0.00002442 5.281 5.052/5.372 5.236 ± 0.2889
6 1342 1342/1342 1342 ± 0.0000249 4.952 4.793/5.044 4.927 ± 0.2143
7 1342 1342/1342 1342 ± 0.00002442 5.325 5.205/5.529 5.321 ± 0.2425
8 1342 1342/1342 1342 ± 0.00002442 5.293 5.079/5.489 5.265 ± 0.2764
9 1342 1342/1342 1342 ± 0.00002442 5.541 5.371/5.836 5.532 ± 0.3043
10 1342 1342/1342 1342 ± 0.00002442 5.957 5.848/6.135 5.933 ± 0.2967
11 1342 1342/1342 1342 ± 0.00002442 6.171 6.079/6.377 6.148 ± 0.3211
12 1342 1342/1342 1342 ± 0.00002442 6.315 6.09/6.524 6.282 ± 0.3499
13 1342 1342/1342 1342 ± 0.00002442 6.709 6.559/6.92 6.687 ± 0.3636
14 1342 1342/1342 1342 ± 0.00002442 6.815 6.694/7.148 6.831 ± 0.3878
15 1342 1342/1342 1342 ± 0.00002442 6.508 6.355/6.72 6.453 ± 0.375
16 1342 1342/1342 1342 ± 0.00003075 5.872 5.714/6.128 5.853 ± 0.3252
17 1342 1342/1342 1342 ± 0.00002955 5.792 5.679/5.998 5.803 ± 0.3051
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
Start time
2024-05-01 07:40:49.034
End
2024-05-01 08:43:37.992
Duration
1:02:48.958
Note, WebLog generation is not included in the time.

CASA logs for stage 7