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

Statwt Summary Plot

VLASS2.1.sb38608477.eb38643773.59104.940213009264_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 5.141/5.878 5.569 ± 0.5476
ea02 1342 1342/1342 1342 ± 0 5.382 5.085/6.119 5.628 ± 0.6331
ea04 1342 1342/1342 1342 ± 0 5.186 4.8/5.947 5.373 ± 0.614
ea05 1342 1342/1342 1342 ± 0 5.633 4.929/6.085 5.511 ± 0.6023
ea06 1342 1342/1342 1342 ± 0 4.902 4.601/5.255 4.94 ± 0.4143
ea07 1342 1342/1342 1342 ± 0 5.809 5.245/6.072 5.795 ± 0.6009
ea08 1342 1342/1342 1342 ± 0 5.67 5.37/6.455 5.942 ± 0.6889
ea09 1342 1342/1342 1342 ± 0 5.219 4.711/5.767 5.266 ± 0.6368
ea10 1342 1342/1342 1342 ± 0 5.838 5.156/6.504 5.825 ± 0.7014
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.623 5.107/6.337 5.815 ± 0.691
ea13 1342 1342/1342 1342 ± 0 5.348 4.897/5.697 5.393 ± 0.5889
ea14 1342 1342/1342 1342 ± 0 5.572 4.988/6.191 5.634 ± 0.7217
ea15 1342 1342/1342 1342 ± 0 5.284 4.839/6.059 5.483 ± 0.6949
ea16 1342 1342/1342 1342 ± 0 5.805 5.28/6.465 5.932 ± 0.7627
ea17 1342 1342/1342 1342 ± 0 5.794 5.382/6.404 5.949 ± 0.6769
ea18 1342 1342/1342 1342 ± 0 4.866 4.6/5.427 5.019 ± 0.5444
ea19 1342 1342/1342 1342 ± 0 5.584 5.142/6.357 5.779 ± 0.6742
ea20 1342 1342/1342 1342 ± 0 5.935 5.543/6.645 6.111 ± 0.6807
ea21 1342 1342/1342 1342 ± 0 5.495 5.05/6.034 5.556 ± 0.613
ea22 1342 1342/1342 1342 ± 0 5.013 4.778/5.864 5.272 ± 0.6436
ea23 1342 1342/1342 1342 ± 0 5.799 5.263/6.3 5.874 ± 0.6993
ea25 1342 1342/1342 1342 ± 0 5.638 5.205/6.118 5.739 ± 0.634
ea26 1342 1342/1342 1342 ± 0 5.367 4.987/6.021 5.518 ± 0.6711
ea27 1342 1342/1342 1342 ± 0 5.392 5.142/6.278 5.622 ± 0.6309
ea28 1342 1342/1342 1342 ± 0.000001157 5.618 5.344/6.371 5.845 ± 0.6758
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 5.066 4.887/5.24 5.092 ± 0.2603
3 1342 1342/1342 1342 ± 0.00002392 5.006 4.818/5.229 4.992 ± 0.287
4 1342 1342/1342 1342 ± 0.00002418 4.911 4.685/5.152 4.91 ± 0.3227
5 1342 1342/1342 1342 ± 0.00002392 5.091 4.714/5.235 5.013 ± 0.2999
6 1342 1342/1342 1342 ± 0.00002392 5.045 4.831/5.182 4.997 ± 0.258
7 1342 1342/1342 1342 ± 0.00002392 5.108 4.878/5.234 5.071 ± 0.2429
8 1342 1342/1342 1342 ± 0.00002392 5.101 4.793/5.248 5.045 ± 0.2886
9 1342 1342/1342 1342 ± 0.00002392 5.353 5.127/5.642 5.333 ± 0.3319
10 1342 1342/1342 1342 ± 0.00002392 5.81 5.64/5.966 5.77 ± 0.3181
11 1342 1342/1342 1342 ± 0.00002392 6.021 5.83/6.186 5.997 ± 0.3363
12 1342 1342/1342 1342 ± 0.00002439 6.241 6.031/6.417 6.194 ± 0.364
13 1342 1342/1342 1342 ± 0.00002392 6.597 6.337/6.904 6.607 ± 0.3923
14 1342 1342/1342 1342 ± 0.00002392 6.836 6.537/7.073 6.785 ± 0.4085
15 1342 1342/1342 1342 ± 0.00002392 6.49 6.298/6.669 6.436 ± 0.3702
16 1342 1342/1342 1342 ± 0.00002394 5.794 5.562/6.022 5.808 ± 0.3798
17 1342 1342/1342 1342 ± 0.00002392 5.804 5.567/6.149 5.825 ± 0.3854
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38608477.eb38643773.59104.940213009264_split_split.ms
Start time
2024-12-31 07:40:13.603
End
2024-12-31 08:41:28.446
Duration
1:01:14.843
Note, WebLog generation is not included in the time.

CASA logs for stage 8