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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.128 5.054/5.687 5.327 ± 0.5263
ea02 1342 1342/1342 1342 ± 0.00000437 5.616 5.248/6.269 5.714 ± 0.6702
ea04 1342 1342/1342 1342 ± 0 5.089 4.753/5.604 5.193 ± 0.4758
ea05 1342 1342/1342 1342 ± 0 5.447 5.05/5.968 5.442 ± 0.5251
ea06 1342 1342/1342 1342 ± 0 4.91 4.621/5.437 5.038 ± 0.4926
ea07 1342 1342/1342 1342 ± 0.00001735 5.523 5.178/5.836 5.596 ± 0.5462
ea08 1342 1342/1342 1342 ± 0.00002147 5.568 5.24/6.247 5.714 ± 0.631
ea09 1342 1342/1342 1342 ± 0 5.523 5.052/6.084 5.544 ± 0.5764
ea10 1342 1342/1342 1342 ± 0.0000363 5.337 5.072/6.197 5.587 ± 0.6096
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.616 5.113/6.047 5.636 ± 0.585
ea13 1342 1342/1342 1342 ± 0 5.998 5.578/6.049 5.933 ± 0.4505
ea14 1342 1342/1342 1342 ± 0 5.344 5.039/5.972 5.507 ± 0.5522
ea15 1342 1342/1342 1342 ± 0 5.335 4.942/5.893 5.468 ± 0.6114
ea16 1342 1342/1342 1342 ± 0 5.827 5.42/6.342 5.893 ± 0.6166
ea17 1342 1342/1342 1342 ± 0.00001903 5.472 5.228/6.447 5.687 ± 0.6072
ea18 1342 1342/1342 1342 ± 0.000004018 4.834 4.465/5.258 4.881 ± 0.4636
ea19 1342 1342/1342 1342 ± 0 5.865 5.421/6.429 5.938 ± 0.56
ea20 1342 1342/1342 1342 ± 0 5.928 5.376/6.404 5.874 ± 0.5848
ea21 1342 1342/1342 1342 ± 0 5.308 5.133/5.882 5.52 ± 0.4699
ea22 1342 1342/1342 1342 ± 0 5.353 5.06/6.019 5.54 ± 0.6049
ea23 1342 1342/1342 1342 ± 0.000006419 5.334 5.233/6.161 5.674 ± 0.6104
ea25 1342 1342/1342 1342 ± 0.00001593 5.065 4.955/5.693 5.325 ± 0.5399
ea26 1342 1342/1342 1342 ± 0 5.725 5.498/6.402 5.936 ± 0.6041
ea27 1342 1342/1342 1342 ± 0.00004314 5.2 5.106/5.976 5.434 ± 0.5614
ea28 1342 1342/1342 1342 ± 0.0000414 5.318 5.141/6.136 5.579 ± 0.608
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 ± 0.00002404 5.128 5.051/5.457 5.197 ± 0.2676
3 1342 1342/1342 1342 ± 0.00003134 4.813 4.576/5.016 4.832 ± 0.3551
4 1342 1342/1342 1342 ± 0.00003272 4.945 4.751/5.079 4.942 ± 0.2862
5 1342 1342/1342 1342 ± 0.00002406 5.109 4.883/5.322 5.134 ± 0.3285
6 1342 1342/1342 1342 ± 0.00002404 5.109 5.006/5.266 5.105 ± 0.2755
7 1342 1342/1342 1342 ± 0.00002404 5.133 5.044/5.25 5.125 ± 0.2472
8 1342 1342/1342 1342 ± 0.00002404 5.126 4.879/5.282 5.05 ± 0.2828
9 1342 1342/1342 1342 ± 0.00002404 5.313 5.163/5.56 5.299 ± 0.3128
10 1342 1342/1342 1342 ± 0.00002404 5.699 5.545/5.879 5.671 ± 0.2858
11 1342 1342/1342 1342 ± 0.00002404 5.945 5.767/6.019 5.867 ± 0.2871
12 1342 1342/1342 1342 ± 0.00002404 6.052 5.85/6.204 6.031 ± 0.3192
13 1342 1342/1342 1342 ± 0.00002404 6.435 6.342/6.635 6.436 ± 0.3167
14 1342 1342/1342 1342 ± 0.00002404 6.618 6.417/6.965 6.629 ± 0.3515
15 1342 1342/1342 1342 ± 0.00002404 6.408 6.152/6.544 6.302 ± 0.3695
16 1342 1342/1342 1342 ± 0.00004597 5.423 5.238/5.881 5.485 ± 0.33
17 1342 1342/1342 1342 ± 0.00004613 5.435 5.261/5.865 5.509 ± 0.3138
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-31 06:05:07.469
End
2024-12-31 06:59:43.861
Duration
0:54:36.391
Note, WebLog generation is not included in the time.

CASA logs for stage 8