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 5.515 5.232/6.014 5.657 ± 0.5331
ea02 1342 1342/1342 1342 ± 0.000004829 5.679 5.326/6.392 5.884 ± 0.6654
ea04 1342 1342/1342 1342 ± 0.000004821 5.502 5.143/6.108 5.691 ± 0.5664
ea05 1342 1342/1342 1342 ± 0 5.519 5.082/6.039 5.607 ± 0.5857
ea06 1342 1342/1342 1342 ± 0 4.869 4.637/5.317 4.984 ± 0.3819
ea07 1342 1342/1342 1342 ± 0 5.852 5.369/6.161 5.897 ± 0.5749
ea08 1342 1342/1342 1342 ± 0.000003198 5.679 5.427/6.549 5.996 ± 0.6771
ea09 1342 1342/1342 1342 ± 0 5.54 5.133/6.199 5.678 ± 0.6144
ea10 1342 1342/1342 1342 ± 0 5.844 5.223/6.49 5.842 ± 0.6737
ea11 1342 1342/1342 1342 ± 0 5.765 5.057/6.262 5.729 ± 0.6799
ea12 1342 1342/1342 1342 ± 0 6.311 6.087/6.761 6.419 ± 0.3972
ea13 1342 1342/1342 1342 ± 0 5.747 5.571/6.283 6.006 ± 0.516
ea14 1342 1342/1342 1342 ± 0 5.66 5.151/6.186 5.724 ± 0.6543
ea15 1342 1342/1342 1342 ± 0 5.643 5.14/6.282 5.776 ± 0.696
ea16 1342 1342/1342 1342 ± 0 5.954 5.462/6.547 6.08 ± 0.7096
ea17 1342 1342/1342 1342 ± 0.00001681 5.864 5.505/6.402 6.003 ± 0.627
ea18 1342 1342/1342 1342 ± 0 4.991 4.649/5.554 5.122 ± 0.5288
ea19 1342 1342/1342 1342 ± 0 5.689 5.277/6.319 5.877 ± 0.6113
ea20 1342 1342/1342 1342 ± 0 5.998 5.588/6.6 6.125 ± 0.6502
ea21 1342 1342/1342 1342 ± 0 5.506 5.154/6.037 5.615 ± 0.5614
ea22 1342 1342/1342 1342 ± 0 5.394 5.157/6.299 5.706 ± 0.6493
ea23 1342 1342/1342 1342 ± 0 5.922 5.339/6.306 5.951 ± 0.6685
ea25 1342 1342/1342 1342 ± 0 5.482 5.098/5.959 5.581 ± 0.5788
ea26 1342 1342/1342 1342 ± 0 5.819 5.531/6.617 6.06 ± 0.6611
ea27 1342 1342/1342 1342 ± 0.00002478 5.541 5.206/6.351 5.725 ± 0.6109
ea28 1342 1342/1342 1342 ± 0.00002583 5.565 5.292/6.351 5.826 ± 0.6503
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 ± 0.00002395 5.25 5.084/5.434 5.227 ± 0.2491
3 1342 1342/1342 1342 ± 0.00002395 5.156 4.987/5.339 5.14 ± 0.253
4 1342 1342/1342 1342 ± 0.00002395 5.13 5.034/5.32 5.134 ± 0.2807
5 1342 1342/1342 1342 ± 0.00002395 5.25 5.05/5.388 5.226 ± 0.2749
6 1342 1342/1342 1342 ± 0.00002395 5.249 5.062/5.385 5.189 ± 0.2799
7 1342 1342/1342 1342 ± 0.00002395 5.265 5.159/5.406 5.257 ± 0.252
8 1342 1342/1342 1342 ± 0.00002395 5.258 5.116/5.389 5.232 ± 0.2574
9 1342 1342/1342 1342 ± 0.00002395 5.508 5.386/5.785 5.517 ± 0.3021
10 1342 1342/1342 1342 ± 0.00002351 5.961 5.811/6.125 5.941 ± 0.2903
11 1342 1342/1342 1342 ± 0.00002351 6.244 6.015/6.326 6.159 ± 0.3063
12 1342 1342/1342 1342 ± 0.00002351 6.374 6.205/6.497 6.314 ± 0.3226
13 1342 1342/1342 1342 ± 0.00002351 6.8 6.643/6.946 6.748 ± 0.3437
14 1342 1342/1342 1342 ± 0.00002351 6.994 6.729/7.151 6.917 ± 0.3839
15 1342 1342/1342 1342 ± 0.00002351 6.638 6.362/6.758 6.544 ± 0.3784
16 1342 1342/1342 1342 ± 0.00003131 5.873 5.629/6.118 5.873 ± 0.3373
17 1342 1342/1342 1342 ± 0.00003194 5.897 5.627/6.131 5.879 ± 0.3212
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
Start time
2024-05-01 08:29:49.125
End
2024-05-01 09:21:40.860
Duration
0:51:51.735
Note, WebLog generation is not included in the time.

CASA logs for stage 7