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

Statwt Summary Plot

VLASS2.1.sb38484347.eb38556700.59065.64805841435_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 5.323 5.203/6.078 5.631 ± 0.5162
ea02 1342 1342/1342 1342 ± 0.00002043 5.712 5.318/6.344 5.831 ± 0.6091
ea04 1342 1342/1342 1342 ± 0 5.247 5.083/5.875 5.484 ± 0.5173
ea05 1342 1342/1342 1342 ± 0.000002322 5.628 5.447/6.36 5.886 ± 0.5822
ea06 1342 1342/1342 1342 ± 0 3.133 2.824/3.367 3.073 ± 0.3895
ea07 1342 1342/1342 1342 ± 0 5.556 5.413/5.714 5.578 ± 0.2293
ea08 1342 1342/1342 1342 ± 0.00002776 6.011 5.555/6.851 6.21 ± 0.6923
ea09 1342 1342/1342 1342 ± 0 5.396 4.925/5.844 5.449 ± 0.5415
ea10 1342 1342/1342 1342 ± 0.00003955 5.663 5.211/6.485 5.789 ± 0.6555
ea11 1342 1342/1342 1342 ± 0.000009546 5.86 5.326/6.475 5.891 ± 0.6899
ea12 1342 1342/1342 1342 ± 0 5.631 5.366/6.475 5.911 ± 0.628
ea13 1342 1342/1342 1342 ± 0 6.006 5.367/6.065 5.855 ± 0.5196
ea14 1342 1342/1342 1342 ± 0.00001391 5.655 5.313/6.51 5.925 ± 0.6682
ea15 1342 1342/1342 1342 ± 0 5.552 5.22/6.233 5.759 ± 0.5908
ea16 1342 1342/1342 1342 ± 0.00001202 4.934 4.757/5.435 5.044 ± 0.4438
ea17 1342 1342/1342 1342 ± 0.00004096 5.911 5.334/6.614 6.027 ± 0.7287
ea18 1342 1342/1342 1342 ± 0 4.985 4.807/5.721 5.205 ± 0.519
ea19 1342 1342/1342 1342 ± 0.000003056 6.587 6.152/6.912 6.521 ± 0.555
ea20 1342 1342/1342 1342 ± 0 6.036 5.684/6.878 6.276 ± 0.683
ea21 1342 1342/1342 1342 ± 0.00001202 5.741 5.336/6.379 5.893 ± 0.5854
ea22 1342 1342/1342 1342 ± 0.0000077 5.636 5.043/6.019 5.566 ± 0.5813
ea23 1342 1342/1342 1342 ± 0.00002758 5.748 5.361/6.511 5.954 ± 0.7246
ea25 1342 1342/1342 1342 ± 0.00003094 5.174 4.627/5.506 5.01 ± 0.6597
ea26 1342 1342/1342 1342 ± 0 5.901 5.418/6.566 5.954 ± 0.6254
ea27 1342 1342/1342 1342 ± 0.00004064 5.518 5.205/6.443 5.766 ± 0.6387
ea28 1342 1342/1342 1342 ± 0.00004704 6.375 6.005/6.756 6.258 ± 0.6316
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 ± 0.00002446 5.198 5.071/5.419 5.115 ± 0.6435
5 1342 1342/1342 1342 ± 0.00002446 5.206 5.07/5.412 5.118 ± 0.5743
6 1342 1342/1342 1342 ± 0.00002446 5.309 5.114/5.371 5.153 ± 0.5593
7 1342 1342/1342 1342 ± 0.00002446 5.321 5.128/5.422 5.209 ± 0.5529
8 1342 1342/1342 1342 ± 0.00002446 5.231 5.16/5.578 5.213 ± 0.5956
9 1342 1342/1342 1342 ± 0.00002446 5.642 5.31/5.855 5.478 ± 0.6393
10 1342 1342/1342 1342 ± 0.0000243 6.057 5.761/6.192 5.868 ± 0.6296
11 1342 1342/1342 1342 ± 0.00002416 6.307 5.906/6.455 6.09 ± 0.6688
12 1342 1342/1342 1342 ± 0.00002398 6.439 6.038/6.528 6.192 ± 0.7203
13 1342 1342/1342 1342 ± 0.00002398 6.802 6.386/7.019 6.569 ± 0.7474
14 1342 1342/1342 1342 ± 0.00002398 6.891 6.578/7.107 6.702 ± 0.7496
15 1342 1342/1342 1342 ± 0.0000243 6.407 6.163/6.59 6.275 ± 0.541
16 1342 1342/1342 1342 ± 0.00005391 5.217 4.966/5.474 5.13 ± 0.5723
17 1342 1342/1342 1342 ± 0.00005067 5.368 5.164/5.624 5.248 ± 0.6125
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms
overwrite_modelcol
False
Start time
2024-12-05 02:44:15.456
End
2024-12-05 03:28:02.700
Duration
0:43:47.244
Note, WebLog generation is not included in the time.

CASA logs for stage 8