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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.342 4.998/6.166 5.387 ± 1.004
ea02 1342 1342/1342 1342 ± 0.00003286 5.496 5.063/6.233 5.395 ± 0.9996
ea03 1342 1342/1342 1342 ± 0.000006107 5.161 5.017/6.514 5.528 ± 0.9078
ea04 1342 1342/1342 1342 ± 0.00004801 4.985 4.715/5.854 5.052 ± 0.7926
ea05 1342 1342/1342 1342 ± 0.00005102 5.111 4.838/6.179 5.247 ± 0.977
ea06 1342 1342/1342 1342 ± 0.00001745 4.727 4.621/5.74 5.084 ± 0.7555
ea07 1342 1342/1342 1342 ± 0.00003947 4.863 4.701/5.98 5.152 ± 0.9448
ea08 1342 1342/1342 1342 ± 0.00001305 5.516 4.946/6.535 5.564 ± 1.009
ea09 1342 1342/1342 1342 ± 0.00004632 4.895 4.68/5.867 5.044 ± 0.8114
ea10 1342 1342/1342 1342 ± 0.00005195 4.76 4.026/5.8 4.897 ± 0.8296
ea11 1342 1342/1342 1342 ± 0.00005194 5.132 4.389/6.162 5.078 ± 1.013
ea12 1342 1342/1342 1342 ± 0.00004367 4.994 4.781/5.72 5.117 ± 0.7279
ea14 1342 1342/1342 1342 ± 0.00005077 5.209 4.919/6.248 5.384 ± 0.8431
ea15 1342 1342/1342 1342 ± 0.00005161 5.142 4.8/6.308 5.345 ± 0.9886
ea16 1342 1342/1342 1342 ± 0.00001674 5.534 4.896/6.439 5.563 ± 0.9434
ea17 1342 1342/1342 1342 ± 0.00004789 5.374 4.959/6.296 5.491 ± 0.9503
ea18 1342 1342/1342 1342 ± 0.000001155 5.493 5.197/6.586 5.675 ± 0.9128
ea19 1342 1342/1342 1342 ± 0.00003979 5.088 5.013/6.089 5.329 ± 0.8275
ea21 1342 1342/1342 1342 ± 0.000004761 4.946 4.671/5.705 5.083 ± 0.6943
ea22 1342 1342/1342 1342 ± 0.00001127 5.459 4.823/6.266 5.416 ± 0.9006
ea23 1342 1342/1342 1342 ± 0.00004987 5.376 4.941/6.183 5.437 ± 0.8684
ea24 1342 1342/1342 1342 ± 0.00001764 5.111 4.898/6.269 5.394 ± 0.826
ea25 1342 1342/1342 1342 ± 0.000008625 5.311 5.216/6.679 5.824 ± 0.9646
ea27 1342 1342/1342 1342 ± 0.00001731 5.097 4.837/6.244 5.338 ± 0.8267
ea28 1342 1342/1342 1342 ± 0.00002599 5.471 5.395/6.574 5.689 ± 0.9394
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 ± 0.00002393 4.936 4.799/5.035 4.893 ± 0.2856
4 1342 1342/1342 1342 ± 0.00006058 3.534 3.423/3.872 3.639 ± 0.2974
5 1342 1342/1342 1342 ± 0.00002396 5.067 4.803/5.266 5.043 ± 0.3114
6 1342 1342/1342 1342 ± 0.00002393 5.011 4.771/5.202 5.003 ± 0.2592
7 1342 1342/1342 1342 ± 0.00002393 5.11 4.95/5.227 5.082 ± 0.2233
8 1342 1342/1342 1342 ± 0.00002393 5.075 4.89/5.204 5.052 ± 0.2514
9 1342 1342/1342 1342 ± 0.00002393 5.366 5.197/5.617 5.371 ± 0.2716
10 1342 1342/1342 1342 ± 0.00002393 5.913 5.79/6.08 5.894 ± 0.264
11 1342 1342/1342 1342 ± 0.00002393 6.218 5.98/6.303 6.162 ± 0.2661
12 1342 1342/1342 1342 ± 0.00002393 6.329 6.114/6.498 6.322 ± 0.307
13 1342 1342/1342 1342 ± 0.00002396 6.619 6.363/6.928 6.627 ± 0.3354
14 1342 1342/1342 1342 ± 0.00004688 5.897 5.672/6.141 5.985 ± 0.478
15 1342 1342/1342 1342 ± 0.00002393 6.587 6.172/6.854 6.522 ± 0.3746
16 1342 1342/1342 1342 ± 0.00006048 4.18 3.944/4.468 4.241 ± 0.3813
17 1342 1342/1342 1342 ± 0.00006101 4.118 3.903/4.434 4.208 ± 0.3979
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-07-22 21:49:33.064
End
2025-07-22 22:45:17.025
Duration
0:55:43.961
Note, WebLog generation is not included in the time.

CASA logs for stage 8