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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.56 5.304/6.243 5.763 ± 0.6281
ea02 1342 1342/1342 1342 ± 0.00003385 5.934 5.51/6.66 6.04 ± 0.763
ea04 1342 1342/1342 1342 ± 0 5.016 4.77/5.548 5.162 ± 0.5048
ea05 1342 1342/1342 1342 ± 0.000002757 5.116 4.959/5.71 5.352 ± 0.5471
ea06 1342 1342/1342 1342 ± 0 4.724 4.607/5.209 4.906 ± 0.4414
ea07 1342 1342/1342 1342 ± 0.00003701 5.693 5.287/6.002 5.713 ± 0.6503
ea08 1342 1342/1342 1342 ± 0.00004276 6.091 5.639/6.845 6.201 ± 0.8139
ea09 1342 1342/1342 1342 ± 0 5.444 5.127/6.131 5.652 ± 0.6063
ea10 1342 1342/1342 1342 ± 0.00003883 5.753 5.29/6.407 5.811 ± 0.6025
ea11 1342 1342/1342 1342 ± 0.00001181 5.646 5.221/6.316 5.709 ± 0.7439
ea12 1342 1342/1342 1342 ± 0 5.281 4.998/5.909 5.548 ± 0.668
ea13 1342 1342/1342 1342 ± 0 5.649 5.38/6.018 5.767 ± 0.5081
ea14 1342 1342/1342 1342 ± 0.000007082 5.456 5.162/6.353 5.738 ± 0.6664
ea15 1342 1342/1342 1342 ± 0 5.077 4.84/5.833 5.358 ± 0.6395
ea16 1342 1342/1342 1342 ± 0.00001008 5.6 5.201/6.191 5.735 ± 0.6212
ea17 1342 1342/1342 1342 ± 0.00003253 6.073 5.747/6.922 6.185 ± 0.7784
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.433 5.245/6.135 5.707 ± 0.5864
ea20 1342 1342/1342 1342 ± 0 5.55 5.379/6.349 5.817 ± 0.6836
ea21 1342 1342/1342 1342 ± 0.00001163 5.19 5.019/5.884 5.417 ± 0.5741
ea22 1342 1342/1342 1342 ± 0.00001423 5.511 5.265/6.436 5.808 ± 0.6702
ea23 1342 1342/1342 1342 ± 0.00002383 5.58 5.184/6.328 5.728 ± 0.7365
ea25 1342 1342/1342 1342 ± 0.00001439 5.643 5.284/6.295 5.763 ± 0.7249
ea26 1342 1342/1342 1342 ± 0 5.564 5.428/6.133 5.795 ± 0.5446
ea27 1342 1342/1342 1342 ± 0.00003881 5.606 5.209/6.512 5.826 ± 0.6656
ea28 1342 1342/1342 1342 ± 0.00003379 6.005 5.608/6.704 6.128 ± 0.7238
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 ± 0.00002434 5.515 5.272/5.65 5.445 ± 0.3192
5 1342 1342/1342 1342 ± 0.00002492 5.235 5.03/5.408 5.212 ± 0.2838
6 1342 1342/1342 1342 ± 0.00002434 5.309 5.156/5.527 5.301 ± 0.3237
7 1342 1342/1342 1342 ± 0.00002434 5.288 5.125/5.478 5.256 ± 0.2878
8 1342 1342/1342 1342 ± 0.00002434 5.203 5.065/5.429 5.203 ± 0.3065
9 1342 1342/1342 1342 ± 0.00002434 5.538 5.205/5.686 5.469 ± 0.3545
10 1342 1342/1342 1342 ± 0.00002434 5.926 5.645/6.083 5.884 ± 0.3398
11 1342 1342/1342 1342 ± 0.00002434 6.127 5.941/6.345 6.122 ± 0.3414
12 1342 1342/1342 1342 ± 0.00002434 6.317 6.019/6.458 6.258 ± 0.353
13 1342 1342/1342 1342 ± 0.00002434 6.774 6.56/6.905 6.698 ± 0.3256
14 1342 1342/1342 1342 ± 0.00002434 6.863 6.732/6.968 6.821 ± 0.3746
15 1342 1342/1342 1342 ± 0.00002434 6.246 5.858/6.622 6.209 ± 0.5618
16 1342 1342/1342 1342 ± 0.00005496 4.814 4.65/4.954 4.783 ± 0.2261
17 1342 1342/1342 1342 ± 0.0000541 4.982 4.763/5.11 4.936 ± 0.2448
output_dir
 
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-13 01:24:56.127
End
2024-12-13 02:09:17.690
Duration
0:44:21.564
Note, WebLog generation is not included in the time.

CASA logs for stage 8