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 5.431 5.242/6.036 5.667 ± 0.5131
ea02 1342 1342/1342 1342 ± 0.00001291 5.686 5.318/6.442 5.909 ± 0.6808
ea04 1342 1342/1342 1342 ± 0.000006659 5.387 5.05/6.041 5.596 ± 0.5845
ea05 1342 1342/1342 1342 ± 0 5.654 5.182/6.165 5.709 ± 0.6044
ea06 1342 1342/1342 1342 ± 0 4.864 4.597/5.277 4.952 ± 0.4062
ea07 1342 1342/1342 1342 ± 0 5.913 5.41/6.193 5.945 ± 0.5754
ea08 1342 1342/1342 1342 ± 0.00001646 5.736 5.474/6.567 6.023 ± 0.6757
ea09 1342 1342/1342 1342 ± 0.000008648 5.534 5.158/6.226 5.696 ± 0.6258
ea10 1342 1342/1342 1342 ± 0 5.807 5.23/6.512 5.859 ± 0.6543
ea11 1342 1342/1342 1342 ± 0.000001179 5.749 5.03/6.233 5.715 ± 0.6688
ea12 1342 1342/1342 1342 ± 0 6.205 5.991/6.629 6.305 ± 0.3959
ea13 1342 1342/1342 1342 ± 0 5.769 5.638/6.29 6.029 ± 0.5104
ea14 1342 1342/1342 1342 ± 0 5.731 5.238/6.32 5.81 ± 0.6681
ea15 1342 1342/1342 1342 ± 0 5.555 4.973/6.196 5.66 ± 0.7174
ea16 1342 1342/1342 1342 ± 0 6.052 5.551/6.671 6.18 ± 0.7124
ea17 1342 1342/1342 1342 ± 0.00002427 5.901 5.527/6.454 6.045 ± 0.6283
ea18 1342 1342/1342 1342 ± 0 4.912 4.615/5.46 5.045 ± 0.5141
ea19 1342 1342/1342 1342 ± 0 5.856 5.394/6.451 6 ± 0.6435
ea20 1342 1342/1342 1342 ± 0 5.919 5.491/6.532 6.041 ± 0.6465
ea21 1342 1342/1342 1342 ± 0 5.598 5.263/6.157 5.728 ± 0.5678
ea22 1342 1342/1342 1342 ± 0.000008878 5.421 5.216/6.356 5.765 ± 0.6737
ea23 1342 1342/1342 1342 ± 0 6.14 5.451/6.567 6.06 ± 0.6746
ea25 1342 1342/1342 1342 ± 0 5.443 5.053/5.961 5.56 ± 0.5738
ea26 1342 1342/1342 1342 ± 0 5.894 5.611/6.739 6.132 ± 0.6518
ea27 1342 1342/1342 1342 ± 0.00002564 5.497 5.201/6.289 5.704 ± 0.5732
ea28 1342 1342/1342 1342 ± 0.00003164 5.591 5.29/6.361 5.81 ± 0.6586
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 5.293 5.145/5.548 5.309 ± 0.2705
3 1342 1342/1342 1342 ± 0.00002405 5.182 5.006/5.436 5.173 ± 0.2794
4 1342 1342/1342 1342 ± 0.00002466 5.094 4.911/5.298 5.095 ± 0.2983
5 1342 1342/1342 1342 ± 0.00002395 5.3 5.063/5.426 5.26 ± 0.3244
6 1342 1342/1342 1342 ± 0.00002395 5.23 4.974/5.372 5.199 ± 0.3058
7 1342 1342/1342 1342 ± 0.00002395 5.267 5.141/5.457 5.259 ± 0.2668
8 1342 1342/1342 1342 ± 0.00002395 5.321 5.077/5.389 5.24 ± 0.2796
9 1342 1342/1342 1342 ± 0.00002395 5.557 5.359/5.816 5.526 ± 0.3197
10 1342 1342/1342 1342 ± 0.0000235 6 5.789/6.173 5.955 ± 0.3133
11 1342 1342/1342 1342 ± 0.0000235 6.259 6.092/6.368 6.178 ± 0.3233
12 1342 1342/1342 1342 ± 0.0000235 6.358 6.225/6.573 6.336 ± 0.3424
13 1342 1342/1342 1342 ± 0.0000235 6.814 6.678/7 6.78 ± 0.3639
14 1342 1342/1342 1342 ± 0.0000235 6.985 6.75/7.191 6.939 ± 0.3989
15 1342 1342/1342 1342 ± 0.0000235 6.646 6.369/6.781 6.541 ± 0.4115
16 1342 1342/1342 1342 ± 0.00003722 5.905 5.585/6.145 5.866 ± 0.3595
17 1342 1342/1342 1342 ± 0.00003551 5.889 5.6/6.094 5.861 ± 0.3435
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
Start time
2024-05-01 11:16:50.270
End
2024-05-01 12:15:22.597
Duration
0:58:32.328
Note, WebLog generation is not included in the time.

CASA logs for stage 7