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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.555 5.281/6.167 5.702 ± 0.5397
ea02 1342 1342/1342 1342 ± 0.00001698 5.819 5.481/6.601 6.011 ± 0.6489
ea04 1342 1342/1342 1342 ± 0.0000147 5.549 5.221/6.043 5.66 ± 0.4985
ea05 1342 1342/1342 1342 ± 0 5.884 5.451/6.495 5.895 ± 0.5926
ea06 1342 1342/1342 1342 ± 0 5.577 5.114/5.942 5.561 ± 0.4865
ea07 1342 1342/1342 1342 ± 0 5.15 5.109/5.551 5.265 ± 0.2282
ea08 1342 1342/1342 1342 ± 0.00003016 5.975 5.602/6.686 6.143 ± 0.6589
ea09 1342 1342/1342 1342 ± 0 5.208 4.969/5.792 5.366 ± 0.4379
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000002445 5.683 5.34/6.379 5.893 ± 0.6082
ea13 1342 1342/1342 1342 ± 0 6.014 5.873/6.317 6.187 ± 0.4434
ea14 1342 1342/1342 1342 ± 0 5.958 5.386/6.48 5.966 ± 0.6308
ea15 1342 1342/1342 1342 ± 0 5.954 5.432/6.417 5.995 ± 0.65
ea16 1342 1342/1342 1342 ± 0 6.101 5.579/6.598 6.128 ± 0.6547
ea17 1342 1342/1342 1342 ± 0.000008794 5.719 5.494/5.822 5.683 ± 0.2096
ea18 1342 1342/1342 1342 ± 0 5.233 4.885/5.746 5.274 ± 0.506
ea19 1342 1342/1342 1342 ± 0 5.669 5.623/5.808 5.727 ± 0.1426
ea20 1342 1342/1342 1342 ± 0 6.301 5.805/6.839 6.297 ± 0.6243
ea21 1342 1342/1342 1342 ± 0 5.607 5.394/6.341 5.864 ± 0.5471
ea22 1342 1342/1342 1342 ± 0.000001085 5.544 5.312/6.469 5.833 ± 0.6237
ea23 1342 1342/1342 1342 ± 0.00001167 5.815 5.482/6.526 6.017 ± 0.662
ea24 1342 1342/1342 1342 ± 0 5.824 5.151/6.328 5.701 ± 0.5672
ea25 1342 1342/1342 1342 ± 0.00000845 5.471 5.391/6.315 5.828 ± 0.6019
ea26 1342 1342/1342 1342 ± 0 6.156 5.865/6.987 6.347 ± 0.6501
ea27 1342 1342/1342 1342 ± 0.000009195 5.503 5.243/5.576 5.419 ± 0.1821
ea28 1342 1342/1342 1342 ± 0.00004082 5.665 5.517/6.551 5.958 ± 0.6305
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 ± 0.00002392 5.488 5.295/5.632 5.485 ± 0.2325
3 1342 1342/1342 1342 ± 0.0000251 5.157 5.024/5.373 5.204 ± 0.2962
4 1342 1342/1342 1342 ± 0.00002682 5.395 5.263/5.567 5.428 ± 0.3303
5 1342 1342/1342 1342 ± 0.00002392 5.486 5.29/5.679 5.474 ± 0.2988
6 1342 1342/1342 1342 ± 0.00002392 5.444 5.139/5.591 5.381 ± 0.2774
7 1342 1342/1342 1342 ± 0.00002392 5.43 5.225/5.599 5.419 ± 0.2634
8 1342 1342/1342 1342 ± 0.00002392 5.446 5.114/5.537 5.362 ± 0.2905
9 1342 1342/1342 1342 ± 0.00002395 5.67 5.473/5.88 5.626 ± 0.3149
10 1342 1342/1342 1342 ± 0.000026 6.078 5.871/6.22 6.017 ± 0.3299
11 1342 1342/1342 1342 ± 0.000026 6.295 6.154/6.419 6.246 ± 0.3165
12 1342 1342/1342 1342 ± 0.000026 6.439 6.303/6.559 6.388 ± 0.3161
13 1342 1342/1342 1342 ± 0.000026 6.912 6.5/7.044 6.803 ± 0.3645
14 1342 1342/1342 1342 ± 0.000026 7.063 6.804/7.245 7.001 ± 0.3847
15 1342 1342/1342 1342 ± 0.000026 6.713 6.435/6.894 6.627 ± 0.3901
16 1342 1342/1342 1342 ± 0.00004037 5.757 5.557/6.05 5.786 ± 0.3348
17 1342 1342/1342 1342 ± 0.00004183 5.774 5.6/6.075 5.819 ± 0.3167
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
Start time
2024-04-13 11:50:45.759
End
2024-04-13 12:59:21.984
Duration
1:08:36.225
Note, WebLog generation is not included in the time.

CASA logs for stage 7