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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.546 5.421/6.19 5.841 ± 0.5155
ea02 1342 1342/1342 1342 ± 0.00001078 6.141 5.652/6.662 6.176 ± 0.6417
ea04 1342 1342/1342 1342 ± 0.00002294 5.501 5.135/6.133 5.671 ± 0.5776
ea05 1342 1342/1342 1342 ± 0 5.843 5.606/6.655 6.091 ± 0.6275
ea06 1342 1342/1342 1342 ± 0.000004928 4.951 4.672/5.383 5.054 ± 0.4152
ea07 1342 1342/1342 1342 ± 0.00004024 5.962 5.544/6.409 6.083 ± 0.6692
ea08 1342 1342/1342 1342 ± 0.00002088 5.94 5.667/6.9 6.336 ± 0.7323
ea09 1342 1342/1342 1342 ± 0 5.95 5.307/6.467 5.947 ± 0.6306
ea10 1342 1342/1342 1342 ± 0.00004205 5.721 5.204/6.483 5.838 ± 0.6459
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000006207 5.771 5.398/6.608 6.014 ± 0.6923
ea13 1342 1342/1342 1342 ± 0 6.323 5.778/6.59 6.243 ± 0.572
ea14 1342 1342/1342 1342 ± 0.00001595 5.746 5.531/6.624 6.08 ± 0.6932
ea15 1342 1342/1342 1342 ± 0.000001212 5.758 5.199/6.278 5.835 ± 0.6692
ea16 1342 1342/1342 1342 ± 0 6.055 5.737/6.893 6.301 ± 0.7583
ea17 1342 1342/1342 1342 ± 0.00004228 6.125 5.78/6.78 6.32 ± 0.7079
ea18 1342 1342/1342 1342 ± 0.00001755 5.093 4.89/5.821 5.313 ± 0.5527
ea19 1342 1342/1342 1342 ± 0.000004629 5.994 5.833/6.871 6.325 ± 0.6453
ea20 1342 1342/1342 1342 ± 0.00001052 5.91 5.831/6.837 6.288 ± 0.7304
ea21 1342 1342/1342 1342 ± 0.000008268 5.75 5.484/6.524 6.007 ± 0.6182
ea22 1342 1342/1342 1342 ± 0 6.003 5.397/6.308 5.904 ± 0.6236
ea23 1342 1342/1342 1342 ± 0.00003683 5.902 5.64/6.795 6.226 ± 0.7699
ea25 1342 1342/1342 1342 ± 0.00003932 5.642 5.41/6.294 5.895 ± 0.6456
ea26 1342 1342/1342 1342 ± 0 6.032 5.586/6.491 6.065 ± 0.4975
ea27 1342 1342/1342 1342 ± 0.00004251 5.663 5.485/6.599 5.954 ± 0.659
ea28 1342 1342/1342 1342 ± 0.0000343 5.808 5.554/6.68 6.127 ± 0.6665
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 ± 0.00002394 5.568 5.314/5.765 5.516 ± 0.2739
5 1342 1342/1342 1342 ± 0.00002545 5.674 5.466/5.792 5.593 ± 0.3194
6 1342 1342/1342 1342 ± 0.00002394 5.509 5.263/5.603 5.447 ± 0.2746
7 1342 1342/1342 1342 ± 0.00002394 5.474 5.272/5.644 5.445 ± 0.2716
8 1342 1342/1342 1342 ± 0.00002394 5.443 5.257/5.59 5.398 ± 0.3023
9 1342 1342/1342 1342 ± 0.00002394 5.687 5.43/5.891 5.62 ± 0.3526
10 1342 1342/1342 1342 ± 0.00002394 6.207 6.031/6.296 6.105 ± 0.3248
11 1342 1342/1342 1342 ± 0.00002394 6.398 6.242/6.589 6.354 ± 0.3395
12 1342 1342/1342 1342 ± 0.00002394 6.524 6.409/6.753 6.54 ± 0.3722
13 1342 1342/1342 1342 ± 0.00002394 7.035 6.804/7.304 7.004 ± 0.4154
14 1342 1342/1342 1342 ± 0.00002394 7.211 7.091/7.44 7.209 ± 0.4369
15 1342 1342/1342 1342 ± 0.00002396 6.662 6.425/6.894 6.599 ± 0.4397
16 1342 1342/1342 1342 ± 0.00005776 5.424 5.144/5.737 5.427 ± 0.4074
17 1342 1342/1342 1342 ± 0.00005416 5.588 5.417/6.013 5.664 ± 0.4362
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
output_dir
 
Start time
2024-12-12 13:12:19.285
End
2024-12-12 14:14:49.490
Duration
1:02:30.205
Note, WebLog generation is not included in the time.

CASA logs for stage 8