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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.368 5.037/5.971 5.502 ± 0.6815
ea02 1342 1342/1342 1342 ± 0.00003486 5.489 5.121/6.62 5.849 ± 0.9151
ea04 1342 1342/1342 1342 ± 0.0000258 5.483 4.871/5.891 5.395 ± 0.7188
ea05 1342 1342/1342 1342 ± 0.000009422 5.98 5.039/6.598 5.808 ± 0.8347
ea06 1342 1342/1342 1342 ± 0.00002383 4.759 4.381/5.228 4.787 ± 0.5191
ea07 1342 1342/1342 1342 ± 0.00004393 5.718 5.154/6.356 5.806 ± 0.8712
ea08 1342 1342/1342 1342 ± 0.0000437 5.542 5.347/6.756 6.005 ± 0.9442
ea09 1342 1342/1342 1342 ± 0 5.686 4.972/6.52 5.74 ± 0.8166
ea10 1342 1342/1342 1342 ± 0.00004549 6.05 4.885/6.63 5.723 ± 0.9837
ea11 1342 1342/1342 1342 ± 0.0000443 5.311 4.972/6.426 5.68 ± 0.9128
ea12 1342 1342/1342 1342 ± 0.00002982 5.846 5.092/6.162 5.705 ± 0.8364
ea13 1342 1342/1342 1342 ± 0 5.796 5.234/6.325 5.943 ± 0.7544
ea14 1342 1342/1342 1342 ± 0.00003951 5.455 5.158/6.444 5.742 ± 0.8279
ea15 1342 1342/1342 1342 ± 0.000007839 5.144 4.906/6.182 5.501 ± 0.8385
ea16 1342 1342/1342 1342 ± 0.00001717 5.792 5.37/6.888 6.072 ± 1.008
ea17 1342 1342/1342 1342 ± 0.00004432 5.532 5.304/6.456 5.851 ± 0.9289
ea18 1342 1342/1342 1342 ± 0.00004396 5.022 4.57/5.43 5.032 ± 0.6336
ea19 1342 1342/1342 1342 ± 0.0000219 6.061 5.442/6.727 6.098 ± 0.8861
ea20 1342 1342/1342 1342 ± 0.00004179 5.845 5.435/6.707 5.971 ± 0.9098
ea21 1342 1342/1342 1342 ± 0.00002594 5.573 5.22/6.427 5.757 ± 0.8462
ea22 1342 1342/1342 1342 ± 0 5.046 4.856/6.324 5.554 ± 0.7844
ea23 1342 1342/1342 1342 ± 0.00004212 5.572 5.351/6.649 5.889 ± 0.9337
ea25 1342 1342/1342 1342 ± 0.00004299 5.347 5.085/6.124 5.541 ± 0.7945
ea26 1342 1342/1342 1342 ± 0 5.838 5.553/6.997 6.139 ± 0.8875
ea27 1342 1342/1342 1342 ± 0.00004272 5.398 5.032/6.425 5.625 ± 0.8009
ea28 1342 1342/1342 1342 ± 0.00004343 5.705 5.194/6.421 5.786 ± 0.859
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 ± 0.00002351 5.485 5.162/5.775 5.48 ± 0.344
5 1342 1342/1342 1342 ± 0.00003657 5.426 5.129/5.721 5.449 ± 0.3692
6 1342 1342/1342 1342 ± 0.00002351 5.097 4.929/5.254 5.07 ± 0.29
7 1342 1342/1342 1342 ± 0.00002351 5.135 4.96/5.353 5.149 ± 0.2761
8 1342 1342/1342 1342 ± 0.00002351 5.177 4.969/5.301 5.128 ± 0.2936
9 1342 1342/1342 1342 ± 0.00002396 5.332 5.062/5.49 5.271 ± 0.312
10 1342 1342/1342 1342 ± 0.00002348 6.025 5.858/6.213 5.973 ± 0.3275
11 1342 1342/1342 1342 ± 0.00002348 6.33 6.16/6.452 6.262 ± 0.3438
12 1342 1342/1342 1342 ± 0.00002348 6.526 6.324/6.671 6.467 ± 0.3775
13 1342 1342/1342 1342 ± 0.00002348 6.977 6.772/7.2 6.922 ± 0.4179
14 1342 1342/1342 1342 ± 0.00002348 7.159 6.957/7.365 7.1 ± 0.4601
15 1342 1342/1342 1342 ± 0.00002422 6.436 6.015/6.794 6.39 ± 0.6245
16 1342 1342/1342 1342 ± 0.00005986 4.419 4.274/4.559 4.415 ± 0.2238
17 1342 1342/1342 1342 ± 0.00006089 4.662 4.514/4.817 4.675 ± 0.2504
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
overwrite_modelcol
False
Start time
2024-11-02 16:57:13.614
End
2024-11-02 17:53:38.541
Duration
0:56:24.927
Note, WebLog generation is not included in the time.

CASA logs for stage 8