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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.495 5.333/5.846 5.638 ± 0.4552
ea02 1342 1342/1342 1342 ± 0 5.812 5.507/6.314 5.973 ± 0.5234
ea04 1342 1342/1342 1342 ± 0 5.581 5.256/6.181 5.727 ± 0.4972
ea05 1342 1342/1342 1342 ± 0 5.678 5.337/5.998 5.706 ± 0.4424
ea06 1342 1342/1342 1342 ± 0 2.922 2.878/3.141 3.014 ± 0.1869
ea07 1342 1342/1342 1342 ± 0 5.491 5.31/5.628 5.486 ± 0.2217
ea08 1342 1342/1342 1342 ± 0 5.739 5.377/6.246 5.832 ± 0.525
ea09 1342 1342/1342 1342 ± 0 4.688 4.541/5.059 4.771 ± 0.2635
ea10 1342 1342/1342 1342 ± 0.00000122 5.411 5.209/6.141 5.621 ± 0.4842
ea11 1342 1342/1342 1342 ± 0 5.773 5.509/6.346 5.916 ± 0.523
ea12 1342 1342/1342 1342 ± 0 5.525 5.187/5.769 5.546 ± 0.3553
ea13 1342 1342/1342 1342 ± 0 6.079 5.765/6.262 6.078 ± 0.4116
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.943 4.868/5.177 5.005 ± 0.2265
ea17 1342 1342/1342 1342 ± 0.000002987 6.021 5.7/6.375 6.092 ± 0.5032
ea18 1342 1342/1342 1342 ± 0 5.008 4.777/5.336 5.074 ± 0.3591
ea19 1342 1342/1342 1342 ± 0 6.015 5.725/6.252 6.021 ± 0.3158
ea21 1342 1342/1342 1342 ± 0 5.744 5.52/6.262 5.92 ± 0.4736
ea22 1342 1342/1342 1342 ± 0 5.326 5.106/5.772 5.434 ± 0.421
ea23 1342 1342/1342 1342 ± 0 5.97 5.528/6.474 6.042 ± 0.6145
ea25 1342 1342/1342 1342 ± 0 5.427 5.341/5.527 5.416 ± 0.1614
ea26 1342 1342/1342 1342 ± 0 5.575 5.321/5.918 5.614 ± 0.3402
ea27 1342 1342/1342 1342 ± 0.000008342 5.295 5.079/5.912 5.481 ± 0.4494
ea28 1342 1342/1342 1342 ± 0 5.627 5.443/6.307 5.862 ± 0.5363
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 ± 0.00002601 5.534 5.377/5.655 5.477 ± 0.3116
3 1342 1342/1342 1342 ± 0.00003162 5.187 5.035/5.494 5.308 ± 0.3429
4 1342 1342/1342 1342 ± 0.00002662 5.295 5.153/5.532 5.302 ± 0.3538
5 1342 1342/1342 1342 ± 0.00002601 5.407 5.2/5.519 5.366 ± 0.3086
6 1342 1342/1342 1342 ± 0.00002601 5.289 5.161/5.357 5.255 ± 0.2693
7 1342 1342/1342 1342 ± 0.00002601 5.336 5.156/5.435 5.281 ± 0.264
8 1342 1342/1342 1342 ± 0.00002601 5.29 5.017/5.434 5.221 ± 0.3134
9 1342 1342/1342 1342 ± 0.00002601 5.629 5.227/5.707 5.443 ± 0.3853
10 1342 1342/1342 1342 ± 0.00002601 5.754 5.556/6.075 5.629 ± 0.6457
11 1342 1342/1342 1342 ± 0.00002601 5.95 5.731/6.249 5.757 ± 0.7573
12 1342 1342/1342 1342 ± 0.00002601 6.08 5.828/6.297 5.864 ± 0.7835
13 1342 1342/1342 1342 ± 0.00002601 6.454 6.127/6.744 6.199 ± 0.8555
14 1342 1342/1342 1342 ± 0.00002601 6.496 6.285/6.926 6.35 ± 0.8734
15 1342 1342/1342 1342 ± 0.00002601 6.182 5.941/6.495 5.993 ± 0.8613
16 1342 1342/1342 1342 ± 0.00002663 5.597 5.212/5.708 5.396 ± 0.7013
17 1342 1342/1342 1342 ± 0.0000263 5.553 5.243/5.756 5.421 ± 0.7074
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-03-29 17:17:14.931
End
2024-03-29 18:12:15.466
Duration
0:55:00.536
Note, WebLog generation is not included in the time.

CASA logs for stage 7