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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.414 5.222/5.929 5.617 ± 0.5033
ea02 1342 1342/1342 1342 ± 0.000008187 5.664 5.34/6.317 5.849 ± 0.6439
ea04 1342 1342/1342 1342 ± 0 5.586 5.261/6.137 5.742 ± 0.5429
ea05 1342 1342/1342 1342 ± 0 5.696 5.31/6.15 5.776 ± 0.5587
ea06 1342 1342/1342 1342 ± 0 4.919 4.732/5.332 5.023 ± 0.3753
ea07 1342 1342/1342 1342 ± 0 5.823 5.43/6.109 5.887 ± 0.5467
ea08 1342 1342/1342 1342 ± 0.00002542 5.681 5.425/6.511 5.949 ± 0.6744
ea09 1342 1342/1342 1342 ± 0 5.48 5.209/6.219 5.695 ± 0.622
ea10 1342 1342/1342 1342 ± 0 5.739 5.244/6.417 5.807 ± 0.6593
ea11 1342 1342/1342 1342 ± 0 5.691 5.084/6.193 5.709 ± 0.6106
ea12 1342 1342/1342 1342 ± 0 6.277 6.104/6.799 6.439 ± 0.4388
ea13 1342 1342/1342 1342 ± 0 5.884 5.747/6.355 6.096 ± 0.4935
ea14 1342 1342/1342 1342 ± 0 5.681 5.169/6.245 5.765 ± 0.6336
ea15 1342 1342/1342 1342 ± 0 5.716 5.223/6.315 5.835 ± 0.6741
ea16 1342 1342/1342 1342 ± 0 6.058 5.59/6.617 6.184 ± 0.6889
ea17 1342 1342/1342 1342 ± 0.00002651 5.819 5.464/6.307 5.956 ± 0.5986
ea18 1342 1342/1342 1342 ± 0 4.95 4.656/5.386 5.056 ± 0.503
ea19 1342 1342/1342 1342 ± 0 5.87 5.543/6.437 6.052 ± 0.5722
ea20 1342 1342/1342 1342 ± 0 5.959 5.62/6.613 6.11 ± 0.6378
ea21 1342 1342/1342 1342 ± 0 5.603 5.337/6.154 5.768 ± 0.5261
ea22 1342 1342/1342 1342 ± 0 5.447 5.195/6.318 5.741 ± 0.6491
ea23 1342 1342/1342 1342 ± 0 5.943 5.429/6.325 5.994 ± 0.6455
ea25 1342 1342/1342 1342 ± 0 5.453 5.105/5.95 5.573 ± 0.5751
ea26 1342 1342/1342 1342 ± 0.000001511 5.841 5.632/6.646 6.125 ± 0.6351
ea27 1342 1342/1342 1342 ± 0.00002558 5.485 5.252/6.251 5.688 ± 0.571
ea28 1342 1342/1342 1342 ± 0.00003848 5.521 5.302/6.277 5.77 ± 0.6258
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 ± 0.00002394 5.35 5.161/5.543 5.337 ± 0.2648
3 1342 1342/1342 1342 ± 0.00002448 5.129 4.93/5.344 5.143 ± 0.2833
4 1342 1342/1342 1342 ± 0.00002394 5.208 5.075/5.466 5.21 ± 0.312
5 1342 1342/1342 1342 ± 0.00002394 5.391 5.107/5.467 5.331 ± 0.3115
6 1342 1342/1342 1342 ± 0.00002394 5.303 5.176/5.45 5.265 ± 0.2901
7 1342 1342/1342 1342 ± 0.00002394 5.302 5.194/5.428 5.298 ± 0.2591
8 1342 1342/1342 1342 ± 0.00002394 5.31 5.133/5.409 5.266 ± 0.2635
9 1342 1342/1342 1342 ± 0.00002394 5.578 5.404/5.788 5.536 ± 0.2985
10 1342 1342/1342 1342 ± 0.00002349 5.974 5.853/6.13 5.953 ± 0.2907
11 1342 1342/1342 1342 ± 0.00002349 6.216 6.08/6.323 6.16 ± 0.3063
12 1342 1342/1342 1342 ± 0.00002349 6.366 6.224/6.477 6.313 ± 0.3272
13 1342 1342/1342 1342 ± 0.00002349 6.79 6.662/6.969 6.752 ± 0.3522
14 1342 1342/1342 1342 ± 0.00002349 6.961 6.789/7.186 6.942 ± 0.3842
15 1342 1342/1342 1342 ± 0.00002349 6.656 6.353/6.77 6.54 ± 0.3811
16 1342 1342/1342 1342 ± 0.0000409 5.882 5.559/6.118 5.835 ± 0.3525
17 1342 1342/1342 1342 ± 0.00003744 5.866 5.518/6.096 5.817 ± 0.3593
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
Start time
2024-05-01 16:53:33.527
End
2024-05-01 18:03:45.605
Duration
1:10:12.078
Note, WebLog generation is not included in the time.

CASA logs for stage 7