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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.664 5.312/6.152 5.751 ± 0.4957
ea02 1342 1342/1342 1342 ± 0 5.896 5.525/6.704 6.112 ± 0.6097
ea04 1342 1342/1342 1342 ± 0 5.53 5.081/6.203 5.64 ± 0.5906
ea05 1342 1342/1342 1342 ± 0 5.92 5.37/6.352 5.895 ± 0.5904
ea06 1342 1342/1342 1342 ± 0 4.989 4.561/5.294 4.929 ± 0.4105
ea07 1342 1342/1342 1342 ± 0.0000012 5.729 5.441/6.262 5.916 ± 0.5639
ea08 1342 1342/1342 1342 ± 0 5.854 5.666/6.767 6.205 ± 0.6234
ea09 1342 1342/1342 1342 ± 0 5.869 5.293/6.593 5.914 ± 0.6257
ea10 1342 1342/1342 1342 ± 0.000002938 5.649 5.244/6.335 5.778 ± 0.5712
ea11 1342 1342/1342 1342 ± 0 6.008 5.207/6.349 5.901 ± 0.6349
ea12 1342 1342/1342 1342 ± 0 5.986 5.367/6.496 6.032 ± 0.6677
ea13 1342 1342/1342 1342 ± 0 6.192 5.746/6.35 6.14 ± 0.4823
ea14 1342 1342/1342 1342 ± 0 5.724 5.324/6.499 5.873 ± 0.6572
ea15 1342 1342/1342 1342 ± 0 5.734 5.033/6.25 5.731 ± 0.7131
ea16 1342 1342/1342 1342 ± 0 6.067 5.743/6.848 6.259 ± 0.674
ea17 1342 1342/1342 1342 ± 0 6.003 5.582/6.54 6.107 ± 0.5943
ea18 1342 1342/1342 1342 ± 0 5.195 4.823/5.695 5.259 ± 0.5343
ea19 1342 1342/1342 1342 ± 0 6.231 5.59/6.765 6.178 ± 0.6264
ea20 1342 1342/1342 1342 ± 0 6.373 5.728/6.904 6.303 ± 0.6543
ea21 1342 1342/1342 1342 ± 0 5.624 5.434/6.304 5.831 ± 0.5671
ea22 1342 1342/1342 1342 ± 0 5.688 5.327/6.478 5.873 ± 0.6031
ea23 1342 1342/1342 1342 ± 0.000001697 5.69 5.498/6.603 6.058 ± 0.6687
ea25 1342 1342/1342 1342 ± 0 5.896 5.3/6.226 5.824 ± 0.5844
ea26 1342 1342/1342 1342 ± 0 6.081 5.589/6.743 6.187 ± 0.5853
ea27 1342 1342/1342 1342 ± 0.00004103 5.681 5.372/6.42 5.857 ± 0.5665
ea28 1342 1342/1342 1342 ± 0 5.613 5.459/6.455 5.935 ± 0.6187
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 ± 0.00002348 5.392 5.212/5.569 5.361 ± 0.2626
4 1342 1342/1342 1342 ± 0.00002364 5.275 5.163/5.479 5.247 ± 0.3544
5 1342 1342/1342 1342 ± 0.00002348 5.369 5.204/5.529 5.357 ± 0.334
6 1342 1342/1342 1342 ± 0.00002348 5.303 5.077/5.482 5.28 ± 0.3009
7 1342 1342/1342 1342 ± 0.00002348 5.418 5.206/5.58 5.383 ± 0.2829
8 1342 1342/1342 1342 ± 0.00002348 5.438 5.168/5.559 5.348 ± 0.3
9 1342 1342/1342 1342 ± 0.00002348 5.707 5.504/5.88 5.632 ± 0.3444
10 1342 1342/1342 1342 ± 0.00002348 6.124 5.986/6.259 6.058 ± 0.3228
11 1342 1342/1342 1342 ± 0.00002348 6.347 6.173/6.46 6.277 ± 0.3363
12 1342 1342/1342 1342 ± 0.00002348 6.499 6.31/6.618 6.429 ± 0.3538
13 1342 1342/1342 1342 ± 0.00002348 6.929 6.741/7.069 6.851 ± 0.3838
14 1342 1342/1342 1342 ± 0.00002348 7.042 6.871/7.271 6.998 ± 0.4195
15 1342 1342/1342 1342 ± 0.00002348 6.56 6.343/6.806 6.518 ± 0.376
16 1342 1342/1342 1342 ± 0.0000325 5.878 5.679/6.174 5.896 ± 0.3297
17 1342 1342/1342 1342 ± 0.00003227 5.93 5.681/6.102 5.902 ± 0.3316
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
Start time
2024-05-17 10:10:58.963
End
2024-05-17 11:07:58.003
Duration
0:56:59.040
Note, WebLog generation is not included in the time.

CASA logs for stage 8