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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.543 5.354/5.88 5.652 ± 0.3882
ea02 1342 1342/1342 1342 ± 0 5.796 5.45/6.368 5.935 ± 0.5142
ea04 1342 1342/1342 1342 ± 0 5.515 5.198/5.941 5.621 ± 0.4874
ea05 1342 1342/1342 1342 ± 0 5.394 5.105/5.694 5.381 ± 0.3878
ea06 1342 1342/1342 1342 ± 0 4.896 4.791/5.242 4.984 ± 0.2817
ea07 1342 1342/1342 1342 ± 0 5.644 5.31/5.943 5.681 ± 0.4052
ea08 1342 1342/1342 1342 ± 0 5.731 5.351/6.143 5.756 ± 0.4622
ea09 1342 1342/1342 1342 ± 0 5.292 5.071/5.733 5.41 ± 0.4116
ea10 1342 1342/1342 1342 ± 0.00001062 5.296 5.036/5.967 5.408 ± 0.4553
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.653 5.389/5.989 5.752 ± 0.4189
ea13 1342 1342/1342 1342 ± 0 5.889 5.717/6.201 5.999 ± 0.4124
ea14 1342 1342/1342 1342 ± 0 5.347 5.085/5.942 5.477 ± 0.4656
ea15 1342 1342/1342 1342 ± 0 5.805 5.365/6.224 5.838 ± 0.5254
ea16 1342 1342/1342 1342 ± 0 5.563 5.354/5.954 5.675 ± 0.4232
ea17 1342 1342/1342 1342 ± 0.00000673 5.431 5.299/5.751 5.568 ± 0.353
ea18 1342 1342/1342 1342 ± 0 4.701 4.535/4.977 4.762 ± 0.3008
ea19 1342 1342/1342 1342 ± 0 5.409 5.168/5.809 5.489 ± 0.3557
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.516 5.403/6.198 5.747 ± 0.4776
ea22 1342 1342/1342 1342 ± 0 4.978 4.885/5.485 5.1 ± 0.4393
ea23 1342 1342/1342 1342 ± 0 5.817 5.704/6.727 6.196 ± 0.6233
ea25 1342 1342/1342 1342 ± 0 5.523 5.411/6.158 5.794 ± 0.5136
ea26 1342 1342/1342 1342 ± 0 5.616 5.486/6.173 5.825 ± 0.4329
ea27 1342 1342/1342 1342 ± 0.00004037 5.27 5.187/5.831 5.462 ± 0.4045
ea28 1342 1342/1342 1342 ± 0 5.788 5.567/6.526 6.001 ± 0.591
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 ± 0.00002439 5.439 5.28/5.569 5.41 ± 0.2662
3 1342 1342/1342 1342 ± 0.00002495 5.309 5.088/5.395 5.22 ± 0.3186
4 1342 1342/1342 1342 ± 0.00002846 5.219 4.957/5.446 5.201 ± 0.3481
5 1342 1342/1342 1342 ± 0.00002439 5.37 5.075/5.56 5.31 ± 0.3212
6 1342 1342/1342 1342 ± 0.00002439 5.235 5.101/5.444 5.236 ± 0.2733
7 1342 1342/1342 1342 ± 0.00002439 5.322 5.114/5.398 5.253 ± 0.2774
8 1342 1342/1342 1342 ± 0.00002439 5.274 5.039/5.426 5.198 ± 0.3123
9 1342 1342/1342 1342 ± 0.00002439 5.472 5.207/5.663 5.416 ± 0.3491
10 1342 1342/1342 1342 ± 0.00002439 5.779 5.522/6.042 5.76 ± 0.3531
11 1342 1342/1342 1342 ± 0.00002439 5.923 5.804/6.189 5.947 ± 0.3542
12 1342 1342/1342 1342 ± 0.00002439 6.057 5.938/6.213 5.989 ± 0.5115
13 1342 1342/1342 1342 ± 0.00002439 6.38 6.129/6.632 6.37 ± 0.4533
14 1342 1342/1342 1342 ± 0.00002439 6.574 6.149/6.731 6.449 ± 0.4752
15 1342 1342/1342 1342 ± 0.00002439 6.027 5.697/6.261 5.971 ± 0.4246
16 1342 1342/1342 1342 ± 0.00003405 5.484 5.219/5.7 5.422 ± 0.337
17 1342 1342/1342 1342 ± 0.00003433 5.381 5.183/5.62 5.381 ± 0.3499
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
Start time
2024-12-10 03:04:16.047
End
2024-12-10 03:36:02.809
Duration
0:31:46.763
Note, WebLog generation is not included in the time.

CASA logs for stage 8