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

Statwt Summary Plot

VLASS2.1.sb38513454.eb38563508.59068.92709877314_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 5.273 5.102/5.861 5.53 ± 0.5428
ea02 1342 1342/1342 1342 ± 0.00001494 5.565 5.2/6.292 5.781 ± 0.6621
ea04 1342 1342/1342 1342 ± 0 5.311 4.955/5.888 5.463 ± 0.5728
ea05 1342 1342/1342 1342 ± 0 5.641 5.119/6.163 5.719 ± 0.6252
ea06 1342 1342/1342 1342 ± 0 4.868 4.582/5.298 4.959 ± 0.4398
ea07 1342 1342/1342 1342 ± 0.000002612 5.661 5.243/5.794 5.664 ± 0.4665
ea08 1342 1342/1342 1342 ± 0.0000253 5.679 5.453/6.558 6.033 ± 0.6773
ea09 1342 1342/1342 1342 ± 0 4.66 4.506/5.435 4.935 ± 0.503
ea10 1342 1342/1342 1342 ± 0 5.61 5.056/6.306 5.677 ± 0.6256
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.764 5.317/6.361 5.931 ± 0.6488
ea13 1342 1342/1342 1342 ± 0 5.642 5.51/6.188 5.895 ± 0.5199
ea14 1342 1342/1342 1342 ± 0 6.437 6.294/6.833 6.514 ± 0.3586
ea15 1342 1342/1342 1342 ± 0 5.586 5.155/6.189 5.772 ± 0.6591
ea16 1342 1342/1342 1342 ± 0 4.655 4.078/4.999 4.637 ± 0.5769
ea17 1342 1342/1342 1342 ± 0.00002939 5.887 5.69/6.584 6.111 ± 0.6413
ea18 1342 1342/1342 1342 ± 0 5.061 4.774/5.504 5.181 ± 0.5058
ea19 1342 1342/1342 1342 ± 0 5.782 5.297/6.423 5.948 ± 0.6511
ea20 1342 1342/1342 1342 ± 0 6.005 5.696/6.768 6.218 ± 0.6625
ea21 1342 1342/1342 1342 ± 0 5.55 5.19/6.173 5.705 ± 0.6221
ea22 1342 1342/1342 1342 ± 0.000003874 5.233 5.02/6.229 5.584 ± 0.6812
ea23 1342 1342/1342 1342 ± 0 5.787 5.27/6.283 5.89 ± 0.7043
ea25 1342 1342/1342 1342 ± 0 5.223 5.187/5.337 5.253 ± 0.1845
ea26 1342 1342/1342 1342 ± 0 5.437 5.281/6.32 5.768 ± 0.6163
ea27 1342 1342/1342 1342 ± 0.000002862 5.409 5.183/6.322 5.682 ± 0.6159
ea28 1342 1342/1342 1342 ± 0.00005264 6.434 5.98/6.92 6.381 ± 0.5435
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 ± 0.00002492 5.233 5.032/5.446 5.185 ± 0.3595
3 1342 1342/1342 1342 ± 0.00002546 5.323 5.111/5.516 5.281 ± 0.318
4 1342 1342/1342 1342 ± 0.00002492 5.061 4.899/5.249 5.054 ± 0.3446
5 1342 1342/1342 1342 ± 0.00002502 5.184 4.98/5.283 5.122 ± 0.3907
6 1342 1342/1342 1342 ± 0.00002492 5.107 4.86/5.194 4.999 ± 0.3818
7 1342 1342/1342 1342 ± 0.00002492 5.183 4.993/5.329 5.111 ± 0.3777
8 1342 1342/1342 1342 ± 0.00002492 5.191 4.875/5.31 5.08 ± 0.3809
9 1342 1342/1342 1342 ± 0.00002492 5.475 5.145/5.633 5.371 ± 0.3986
10 1342 1342/1342 1342 ± 0.00002442 5.937 5.708/6.061 5.82 ± 0.3949
11 1342 1342/1342 1342 ± 0.00002442 6.198 5.759/6.33 6.056 ± 0.4571
12 1342 1342/1342 1342 ± 0.00002442 6.404 5.906/6.485 6.233 ± 0.4523
13 1342 1342/1342 1342 ± 0.00002442 6.732 6.397/6.991 6.643 ± 0.472
14 1342 1342/1342 1342 ± 0.00002442 6.84 6.554/7.131 6.79 ± 0.4913
15 1342 1342/1342 1342 ± 0.00002442 6.642 6.211/6.783 6.437 ± 0.4974
16 1342 1342/1342 1342 ± 0.00003842 5.715 5.377/6.114 5.697 ± 0.4725
17 1342 1342/1342 1342 ± 0.00004197 5.664 5.357/6.004 5.615 ± 0.4331
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38513454.eb38563508.59068.92709877314_split_split.ms
overwrite_modelcol
False
Start time
2024-04-19 22:38:39.198
End
2024-04-19 23:37:08.385
Duration
0:58:29.187
Note, WebLog generation is not included in the time.

CASA logs for stage 7