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 5.93 5.381/6.296 5.848 ± 0.5651
ea02 1342 1342/1342 1342 ± 0.000008824 5.885 5.502/6.657 6.06 ± 0.6544
ea04 1342 1342/1342 1342 ± 0 5.65 5.258/6.209 5.751 ± 0.5512
ea05 1342 1342/1342 1342 ± 0 6.04 5.509/6.663 6.024 ± 0.6233
ea06 1342 1342/1342 1342 ± 0 5.702 5.132/6.023 5.621 ± 0.5227
ea07 1342 1342/1342 1342 ± 0 5.4 5.224/5.489 5.377 ± 0.1913
ea08 1342 1342/1342 1342 ± 0.00001282 6 5.667/6.836 6.251 ± 0.6891
ea09 1342 1342/1342 1342 ± 0 5.131 4.957/5.761 5.33 ± 0.4508
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.795 5.454/6.587 6.031 ± 0.6272
ea13 1342 1342/1342 1342 ± 0 6.25 5.936/6.453 6.273 ± 0.4866
ea14 1342 1342/1342 1342 ± 0 6.205 5.49/6.651 6.113 ± 0.6809
ea15 1342 1342/1342 1342 ± 0 5.977 5.408/6.484 6.026 ± 0.6897
ea16 1342 1342/1342 1342 ± 0 6.276 5.742/6.835 6.338 ± 0.7252
ea17 1342 1342/1342 1342 ± 0.00000235 5.781 5.657/5.902 5.779 ± 0.1581
ea18 1342 1342/1342 1342 ± 0 5.295 4.888/5.78 5.302 ± 0.5225
ea19 1342 1342/1342 1342 ± 0 5.718 5.693/5.936 5.785 ± 0.1175
ea20 1342 1342/1342 1342 ± 0 6.357 5.796/6.896 6.365 ± 0.6634
ea21 1342 1342/1342 1342 ± 0 5.906 5.535/6.451 6.007 ± 0.5732
ea22 1342 1342/1342 1342 ± 0 5.521 5.259/6.485 5.823 ± 0.649
ea23 1342 1342/1342 1342 ± 0.000003885 6.199 5.614/6.693 6.204 ± 0.6809
ea24 1342 1342/1342 1342 ± 0 6.026 5.129/6.476 5.782 ± 0.6377
ea25 1342 1342/1342 1342 ± 0.000002955 5.665 5.44/6.509 5.95 ± 0.6241
ea26 1342 1342/1342 1342 ± 0 6.075 5.759/7.057 6.323 ± 0.6951
ea27 1342 1342/1342 1342 ± 0 5.498 5.343/5.609 5.49 ± 0.1454
ea28 1342 1342/1342 1342 ± 0.00004029 5.827 5.542/6.606 6.049 ± 0.6576
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 ± 0.00002397 5.466 5.314/5.622 5.46 ± 0.2343
3 1342 1342/1342 1342 ± 0.00002402 5.431 5.269/5.647 5.44 ± 0.2742
4 1342 1342/1342 1342 ± 0.00002538 5.353 5.162/5.52 5.319 ± 0.315
5 1342 1342/1342 1342 ± 0.00002397 5.509 5.33/5.706 5.495 ± 0.3111
6 1342 1342/1342 1342 ± 0.00002397 5.498 5.225/5.64 5.434 ± 0.2796
7 1342 1342/1342 1342 ± 0.00002397 5.493 5.262/5.676 5.487 ± 0.2712
8 1342 1342/1342 1342 ± 0.00002397 5.532 5.215/5.634 5.439 ± 0.2979
9 1342 1342/1342 1342 ± 0.00002398 5.776 5.569/6.01 5.732 ± 0.3337
10 1342 1342/1342 1342 ± 0.00002606 6.224 5.988/6.325 6.139 ± 0.3468
11 1342 1342/1342 1342 ± 0.00002606 6.449 6.324/6.542 6.378 ± 0.3294
12 1342 1342/1342 1342 ± 0.00002606 6.515 6.416/6.708 6.509 ± 0.3385
13 1342 1342/1342 1342 ± 0.00002606 7.055 6.65/7.182 6.945 ± 0.3975
14 1342 1342/1342 1342 ± 0.00002606 7.235 6.951/7.344 7.145 ± 0.4189
15 1342 1342/1342 1342 ± 0.00002606 6.873 6.561/7.079 6.77 ± 0.4425
16 1342 1342/1342 1342 ± 0.00003713 6.044 5.679/6.27 5.985 ± 0.4029
17 1342 1342/1342 1342 ± 0.00003677 5.966 5.759/6.296 6.003 ± 0.3722
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-13 02:28:38.765
End
2024-04-13 03:21:22.724
Duration
0:52:43.959
Note, WebLog generation is not included in the time.

CASA logs for stage 7