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 5.542 5.303/6.053 5.723 ± 0.5225
ea02 1342 1342/1342 1342 ± 0 5.646 5.372/6.444 5.926 ± 0.6548
ea04 1342 1342/1342 1342 ± 0 5.46 5.113/5.97 5.589 ± 0.5293
ea05 1342 1342/1342 1342 ± 0 5.805 5.341/6.281 5.864 ± 0.5884
ea06 1342 1342/1342 1342 ± 0 5.079 4.776/5.502 5.15 ± 0.4609
ea07 1342 1342/1342 1342 ± 0 5.69 5.466/5.91 5.798 ± 0.4479
ea08 1342 1342/1342 1342 ± 0.000005327 5.886 5.578/6.731 6.177 ± 0.6883
ea09 1342 1342/1342 1342 ± 0 4.78 4.631/5.503 5.002 ± 0.4635
ea10 1342 1342/1342 1342 ± 0.000001163 5.677 5.215/6.386 5.808 ± 0.6144
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.927 5.489/6.371 6.046 ± 0.6211
ea13 1342 1342/1342 1342 ± 0 6.03 5.728/6.32 6.111 ± 0.5054
ea14 1342 1342/1342 1342 ± 0 6.531 6.422/7.007 6.647 ± 0.3717
ea15 1342 1342/1342 1342 ± 0 5.684 5.3/6.3 5.887 ± 0.6391
ea16 1342 1342/1342 1342 ± 0 4.714 4.137/5.037 4.654 ± 0.6273
ea17 1342 1342/1342 1342 ± 0.00003541 6.154 5.826/6.709 6.304 ± 0.6112
ea18 1342 1342/1342 1342 ± 0 5.241 4.904/5.659 5.309 ± 0.5215
ea19 1342 1342/1342 1342 ± 0 5.96 5.5/6.538 6.114 ± 0.6155
ea20 1342 1342/1342 1342 ± 0 6.163 5.93/6.925 6.381 ± 0.6404
ea21 1342 1342/1342 1342 ± 0 5.7 5.373/6.272 5.854 ± 0.575
ea22 1342 1342/1342 1342 ± 0 5.46 5.239/6.393 5.784 ± 0.6685
ea23 1342 1342/1342 1342 ± 0 5.969 5.493/6.38 6.051 ± 0.6464
ea25 1342 1342/1342 1342 ± 0 5.406 5.336/5.458 5.388 ± 0.1555
ea26 1342 1342/1342 1342 ± 0 5.659 5.513/6.435 5.942 ± 0.5784
ea27 1342 1342/1342 1342 ± 0.00003934 5.602 5.291/6.431 5.814 ± 0.5825
ea28 1342 1342/1342 1342 ± 0.00005269 6.548 6.176/7.036 6.478 ± 0.5657
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 5.413 5.222/5.671 5.363 ± 0.4085
3 1342 1342/1342 1342 ± 0.00002545 5.313 5.112/5.611 5.314 ± 0.3266
4 1342 1342/1342 1342 ± 0.00002492 5.22 5.126/5.435 5.2 ± 0.4023
5 1342 1342/1342 1342 ± 0.00002492 5.414 5.137/5.526 5.31 ± 0.4817
6 1342 1342/1342 1342 ± 0.00002492 5.355 5.058/5.469 5.242 ± 0.4591
7 1342 1342/1342 1342 ± 0.00002492 5.349 5.148/5.501 5.299 ± 0.4123
8 1342 1342/1342 1342 ± 0.00002492 5.371 5.078/5.493 5.261 ± 0.4002
9 1342 1342/1342 1342 ± 0.00002492 5.657 5.314/5.835 5.549 ± 0.424
10 1342 1342/1342 1342 ± 0.00002441 6.093 5.831/6.22 5.959 ± 0.4176
11 1342 1342/1342 1342 ± 0.00002441 6.33 5.891/6.459 6.189 ± 0.467
12 1342 1342/1342 1342 ± 0.00002441 6.503 5.993/6.588 6.343 ± 0.4588
13 1342 1342/1342 1342 ± 0.00002441 6.82 6.504/7.115 6.756 ± 0.4754
14 1342 1342/1342 1342 ± 0.00002441 6.999 6.714/7.251 6.916 ± 0.503
15 1342 1342/1342 1342 ± 0.00002441 6.714 6.421/6.908 6.549 ± 0.5215
16 1342 1342/1342 1342 ± 0.00004469 5.821 5.491/6.191 5.792 ± 0.458
17 1342 1342/1342 1342 ± 0.00004343 5.778 5.501/6.188 5.771 ± 0.4361
output_dir
 
vis
VLASS2.1.sb38513454.eb38563508.59068.92709877314_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-08 17:13:33.819
End
2024-04-08 18:19:22.282
Duration
1:05:48.462
Note, WebLog generation is not included in the time.

CASA logs for stage 7