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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.549 5.299/6.005 5.685 ± 0.506
ea02 1342 1342/1342 1342 ± 0 5.828 5.42/6.451 5.978 ± 0.6223
ea04 1342 1342/1342 1342 ± 0 5.416 5.07/6.011 5.604 ± 0.5588
ea05 1342 1342/1342 1342 ± 0 5.71 5.25/6.173 5.759 ± 0.5833
ea06 1342 1342/1342 1342 ± 0 4.899 4.66/5.268 4.97 ± 0.381
ea07 1342 1342/1342 1342 ± 0 5.978 5.482/6.211 5.986 ± 0.5371
ea08 1342 1342/1342 1342 ± 0 5.783 5.567/6.574 6.071 ± 0.6269
ea09 1342 1342/1342 1342 ± 0 5.726 5.214/6.221 5.746 ± 0.6072
ea10 1342 1342/1342 1342 ± 0 5.872 5.307/6.475 5.909 ± 0.6129
ea11 1342 1342/1342 1342 ± 0.000001068 5.776 5.105/6.25 5.761 ± 0.6483
ea12 1342 1342/1342 1342 ± 0 6.228 6.083/6.681 6.344 ± 0.3955
ea13 1342 1342/1342 1342 ± 0 6.088 5.794/6.351 6.151 ± 0.4765
ea14 1342 1342/1342 1342 ± 0 5.744 5.267/6.323 5.832 ± 0.6334
ea15 1342 1342/1342 1342 ± 0 5.587 5.076/6.256 5.742 ± 0.7017
ea16 1342 1342/1342 1342 ± 0 6.036 5.617/6.661 6.174 ± 0.6872
ea17 1342 1342/1342 1342 ± 0.000009164 5.939 5.582/6.567 6.124 ± 0.613
ea18 1342 1342/1342 1342 ± 0 4.975 4.688/5.498 5.092 ± 0.4996
ea19 1342 1342/1342 1342 ± 0 5.886 5.444/6.483 6.034 ± 0.62
ea20 1342 1342/1342 1342 ± 0 5.973 5.594/6.577 6.115 ± 0.6268
ea21 1342 1342/1342 1342 ± 0 5.624 5.296/6.167 5.756 ± 0.5313
ea22 1342 1342/1342 1342 ± 0 5.532 5.311/6.381 5.822 ± 0.6257
ea23 1342 1342/1342 1342 ± 0 6.205 5.534/6.613 6.132 ± 0.6493
ea25 1342 1342/1342 1342 ± 0.000001511 5.568 5.234/6.012 5.658 ± 0.551
ea26 1342 1342/1342 1342 ± 0 6.261 5.72/6.833 6.25 ± 0.5994
ea27 1342 1342/1342 1342 ± 0.00001388 5.52 5.298/6.287 5.742 ± 0.5509
ea28 1342 1342/1342 1342 ± 0.000008324 5.63 5.355/6.34 5.846 ± 0.6211
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 5.382 5.22/5.676 5.405 ± 0.2883
3 1342 1342/1342 1342 ± 0.00002428 5.234 5.038/5.499 5.241 ± 0.3014
4 1342 1342/1342 1342 ± 0.00002492 5.184 5.018/5.367 5.162 ± 0.2963
5 1342 1342/1342 1342 ± 0.00002394 5.353 5.135/5.532 5.35 ± 0.3431
6 1342 1342/1342 1342 ± 0.00002394 5.316 5.062/5.455 5.277 ± 0.3153
7 1342 1342/1342 1342 ± 0.00002394 5.307 5.153/5.501 5.325 ± 0.2718
8 1342 1342/1342 1342 ± 0.00002394 5.378 5.116/5.473 5.298 ± 0.2876
9 1342 1342/1342 1342 ± 0.00002394 5.605 5.43/5.864 5.573 ± 0.3275
10 1342 1342/1342 1342 ± 0.0000235 6.045 5.812/6.205 5.978 ± 0.3294
11 1342 1342/1342 1342 ± 0.0000235 6.299 6.099/6.371 6.199 ± 0.327
12 1342 1342/1342 1342 ± 0.0000235 6.385 6.233/6.592 6.358 ± 0.3508
13 1342 1342/1342 1342 ± 0.0000235 6.841 6.681/7.061 6.798 ± 0.3595
14 1342 1342/1342 1342 ± 0.0000235 7.032 6.774/7.255 6.966 ± 0.4082
15 1342 1342/1342 1342 ± 0.0000235 6.519 6.326/6.72 6.462 ± 0.3852
16 1342 1342/1342 1342 ± 0.0000254 5.949 5.689/6.243 5.957 ± 0.3624
17 1342 1342/1342 1342 ± 0.00002536 5.954 5.761/6.274 5.973 ± 0.3361
overwrite_modelcol
False
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-05-01 07:20:21.486
End
2024-05-01 08:25:45.619
Duration
1:05:24.133
Note, WebLog generation is not included in the time.

CASA logs for stage 7