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 5.484 5.111/6.183 5.576 ± 0.8002
ea02 1342 1342/1342 1342 ± 0.00004708 5.905 5.241/6.7 5.906 ± 0.9118
ea04 1342 1342/1342 1342 ± 0.00001403 5.453 4.956/6.067 5.469 ± 0.7564
ea05 1342 1342/1342 1342 ± 0.00002416 5.963 5.091/6.362 5.764 ± 0.8234
ea06 1342 1342/1342 1342 ± 0.00002255 4.973 4.378/5.32 4.857 ± 0.5616
ea07 1342 1342/1342 1342 ± 0.0000421 5.909 5.289/6.416 5.868 ± 0.9401
ea08 1342 1342/1342 1342 ± 0.00004341 5.61 5.396/6.838 6.029 ± 1.016
ea09 1342 1342/1342 1342 ± 0.00002368 5.766 5.088/6.5 5.719 ± 0.8522
ea10 1342 1342/1342 1342 ± 0.00002923 5.966 5.317/6.824 6.012 ± 0.8586
ea11 1342 1342/1342 1342 ± 0.0000423 5.416 5.082/6.59 5.754 ± 0.9937
ea12 1342 1342/1342 1342 ± 0.00003551 5.832 5.259/6.649 5.819 ± 0.9748
ea13 1342 1342/1342 1342 ± 0.00001328 6.14 5.368/6.394 5.966 ± 0.7652
ea14 1342 1342/1342 1342 ± 0.00004025 5.56 5.244/6.532 5.803 ± 0.8949
ea15 1342 1342/1342 1342 ± 0.00001557 5.172 4.971/6.246 5.538 ± 0.8726
ea16 1342 1342/1342 1342 ± 0.00003467 6.122 5.55/6.945 6.148 ± 0.9836
ea17 1342 1342/1342 1342 ± 0.00004361 5.691 5.459/7.08 5.95 ± 1.034
ea18 1342 1342/1342 1342 ± 0.0000415 5.153 4.679/5.762 5.137 ± 0.7157
ea19 1342 1342/1342 1342 ± 0.00001713 6.172 5.515/6.809 6.139 ± 0.8968
ea20 1342 1342/1342 1342 ± 0.0000408 5.916 5.456/6.979 6.072 ± 1.061
ea21 1342 1342/1342 1342 ± 0.00003623 5.762 5.343/6.488 5.794 ± 0.8537
ea22 1342 1342/1342 1342 ± 0.00003873 5.247 4.878/6.375 5.543 ± 0.817
ea23 1342 1342/1342 1342 ± 0.00004272 5.717 5.431/6.756 5.936 ± 1.01
ea25 1342 1342/1342 1342 ± 0.00004246 5.467 5.178/6.383 5.63 ± 0.8936
ea26 1342 1342/1342 1342 ± 0.00002338 5.925 5.687/6.833 6.127 ± 0.8999
ea27 1342 1342/1342 1342 ± 0.00004272 5.535 5.125/6.626 5.694 ± 0.9009
ea28 1342 1342/1342 1342 ± 0.00004351 5.77 5.276/6.58 5.803 ± 0.9535
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 ± 0.00002354 5.612 5.406/5.894 5.622 ± 0.3318
5 1342 1342/1342 1342 ± 0.00002699 5.814 5.51/6.028 5.731 ± 0.3912
6 1342 1342/1342 1342 ± 0.00002354 5.245 5.048/5.362 5.196 ± 0.2826
7 1342 1342/1342 1342 ± 0.00002354 5.25 5.084/5.432 5.245 ± 0.2747
8 1342 1342/1342 1342 ± 0.00002354 5.31 5.093/5.416 5.253 ± 0.3045
9 1342 1342/1342 1342 ± 0.00002354 5.426 5.224/5.642 5.405 ± 0.3692
10 1342 1342/1342 1342 ± 0.00002354 6.054 5.885/6.303 6.046 ± 0.3309
11 1342 1342/1342 1342 ± 0.00002354 6.402 6.226/6.515 6.338 ± 0.3496
12 1342 1342/1342 1342 ± 0.00002354 6.585 6.384/6.756 6.539 ± 0.3844
13 1342 1342/1342 1342 ± 0.00002354 7.013 6.822/7.252 6.975 ± 0.4162
14 1342 1342/1342 1342 ± 0.00002354 7.22 6.963/7.4 7.123 ± 0.4672
15 1342 1342/1342 1342 ± 0.00002425 6.745 6.492/6.997 6.683 ± 0.4614
16 1342 1342/1342 1342 ± 0.00005574 4.239 4.094/4.428 4.257 ± 0.2216
17 1342 1342/1342 1342 ± 0.00005815 4.303 4.124/4.498 4.311 ± 0.2515
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
datacolumn
residual_data
Start time
2024-11-03 01:45:49.121
End
2024-11-03 02:41:39.985
Duration
0:55:50.864
Note, WebLog generation is not included in the time.

CASA logs for stage 8