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 5.136 5.001/6.03 5.44 ± 0.7007
ea02 1342 1342/1342 1342 ± 0.00004249 5.678 5.195/6.577 5.849 ± 0.8268
ea04 1342 1342/1342 1342 ± 0.00001605 5.381 4.932/5.875 5.419 ± 0.6968
ea05 1342 1342/1342 1342 ± 0.00001058 5.545 4.992/6.442 5.681 ± 0.7651
ea06 1342 1342/1342 1342 ± 0.00002355 4.873 4.605/5.358 4.931 ± 0.5367
ea07 1342 1342/1342 1342 ± 0.00002879 6.107 5.25/6.661 5.944 ± 0.7506
ea08 1342 1342/1342 1342 ± 0.00004452 5.603 5.356/6.742 5.978 ± 0.9611
ea09 1342 1342/1342 1342 ± 0.00001628 5.678 5.101/6.405 5.714 ± 0.7246
ea10 1342 1342/1342 1342 ± 0.00003795 5.607 5.064/6.62 5.798 ± 0.8706
ea11 1342 1342/1342 1342 ± 0.00004426 5.465 5.037/6.333 5.628 ± 0.8706
ea12 1342 1342/1342 1342 ± 0.00002682 5.696 5.215/6.207 5.705 ± 0.8139
ea13 1342 1342/1342 1342 ± 0.000009531 6.23 5.335/6.456 5.945 ± 0.6824
ea14 1342 1342/1342 1342 ± 0.00004387 5.6 4.983/6.361 5.627 ± 0.8819
ea15 1342 1342/1342 1342 ± 0.00001187 5.147 4.944/6.137 5.507 ± 0.8165
ea16 1342 1342/1342 1342 ± 0.00002248 5.501 5.18/6.768 5.92 ± 1.02
ea17 1342 1342/1342 1342 ± 0.00004591 5.971 5.191/6.917 5.873 ± 0.9378
ea18 1342 1342/1342 1342 ± 0.00004401 4.896 4.641/5.411 5.006 ± 0.6205
ea19 1342 1342/1342 1342 ± 0.00002644 5.769 5.448/6.666 6.017 ± 0.8766
ea20 1342 1342/1342 1342 ± 0.00004288 5.636 5.416/6.676 5.937 ± 0.9605
ea21 1342 1342/1342 1342 ± 0.00003236 5.436 5.232/6.31 5.665 ± 0.8127
ea22 1342 1342/1342 1342 ± 0.00002327 5.851 4.935/6.298 5.654 ± 0.7298
ea23 1342 1342/1342 1342 ± 0.00002943 6.117 5.416/6.767 6.115 ± 0.8187
ea25 1342 1342/1342 1342 ± 0.0000374 5.391 5.102/6.06 5.571 ± 0.7602
ea26 1342 1342/1342 1342 ± 0.00001663 5.741 5.633/6.889 6.113 ± 0.8024
ea27 1342 1342/1342 1342 ± 0.00003796 5.423 5.239/6.36 5.685 ± 0.7621
ea28 1342 1342/1342 1342 ± 0.000045 5.556 5.29/6.483 5.796 ± 0.8938
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 ± 0.00002416 5.335 5.062/5.557 5.307 ± 0.2877
5 1342 1342/1342 1342 ± 0.00004339 5.365 5.118/5.502 5.301 ± 0.2813
6 1342 1342/1342 1342 ± 0.00002408 5.246 4.957/5.301 5.176 ± 0.2812
7 1342 1342/1342 1342 ± 0.00002465 5.22 5.039/5.369 5.191 ± 0.2435
8 1342 1342/1342 1342 ± 0.00002448 5.128 4.985/5.301 5.142 ± 0.2477
9 1342 1342/1342 1342 ± 0.00002738 5.409 5.14/5.595 5.351 ± 0.2844
10 1342 1342/1342 1342 ± 0.00002348 5.968 5.873/6.127 5.944 ± 0.3068
11 1342 1342/1342 1342 ± 0.00002348 6.266 6.123/6.387 6.212 ± 0.3279
12 1342 1342/1342 1342 ± 0.00002348 6.437 6.257/6.621 6.39 ± 0.3582
13 1342 1342/1342 1342 ± 0.00002348 6.791 6.606/7.078 6.795 ± 0.3883
14 1342 1342/1342 1342 ± 0.00002348 7.064 6.848/7.251 6.999 ± 0.417
15 1342 1342/1342 1342 ± 0.00002368 6.405 6.055/6.663 6.331 ± 0.5161
16 1342 1342/1342 1342 ± 0.00006034 4.38 4.23/4.618 4.416 ± 0.2659
17 1342 1342/1342 1342 ± 0.00006072 4.524 4.386/4.696 4.564 ± 0.2775
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-03 04:30:32.034
End
2024-11-03 05:33:23.139
Duration
1:02:51.105
Note, WebLog generation is not included in the time.

CASA logs for stage 8