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

Statwt Summary Plot

VLASS2.1.sb38484347.eb38556700.59065.64805841435_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 5.461 5.189/6.16 5.646 ± 0.5592
ea02 1342 1342/1342 1342 ± 0.00003816 5.72 5.273/6.411 5.833 ± 0.6552
ea04 1342 1342/1342 1342 ± 0 5.313 5.077/5.887 5.471 ± 0.5931
ea05 1342 1342/1342 1342 ± 0.000008543 5.698 5.222/6.344 5.849 ± 0.6522
ea06 1342 1342/1342 1342 ± 0 3.031 2.73/3.373 3.08 ± 0.3966
ea07 1342 1342/1342 1342 ± 0 5.727 5.569/5.828 5.747 ± 0.2076
ea08 1342 1342/1342 1342 ± 0.00003806 5.916 5.675/6.918 6.154 ± 0.7855
ea09 1342 1342/1342 1342 ± 0.000009485 5.205 5.076/6.013 5.499 ± 0.5338
ea10 1342 1342/1342 1342 ± 0.00004272 5.675 5.321/6.569 5.789 ± 0.721
ea11 1342 1342/1342 1342 ± 0.00003443 5.896 5.464/6.55 5.896 ± 0.7768
ea12 1342 1342/1342 1342 ± 0 5.704 5.537/6.576 5.927 ± 0.7662
ea13 1342 1342/1342 1342 ± 0.000009485 5.719 5.359/6.134 5.826 ± 0.5425
ea14 1342 1342/1342 1342 ± 0.00001425 5.653 5.347/6.595 5.91 ± 0.7396
ea15 1342 1342/1342 1342 ± 0 5.485 5.334/6.283 5.75 ± 0.6814
ea16 1342 1342/1342 1342 ± 0.00001212 4.943 4.591/5.446 5.052 ± 0.4803
ea17 1342 1342/1342 1342 ± 0.00004265 5.943 5.487/6.852 6.032 ± 0.7759
ea18 1342 1342/1342 1342 ± 0.00001976 5.031 4.89/5.73 5.196 ± 0.5833
ea19 1342 1342/1342 1342 ± 0.000009883 6.652 6.034/6.98 6.399 ± 0.8284
ea20 1342 1342/1342 1342 ± 0 6.128 5.877/7.001 6.281 ± 0.8397
ea21 1342 1342/1342 1342 ± 0.00001488 5.913 5.328/6.429 5.892 ± 0.669
ea22 1342 1342/1342 1342 ± 0.00002937 5.289 5.053/6.21 5.563 ± 0.5989
ea23 1342 1342/1342 1342 ± 0.00003142 5.78 5.439/6.541 5.918 ± 0.8312
ea25 1342 1342/1342 1342 ± 0.00004123 5.033 4.163/5.514 4.794 ± 0.763
ea26 1342 1342/1342 1342 ± 0.0000193 5.552 5.416/6.606 5.944 ± 0.6469
ea27 1342 1342/1342 1342 ± 0.00004272 5.631 5.275/6.545 5.777 ± 0.7129
ea28 1342 1342/1342 1342 ± 0.00005268 6.428 5.837/6.823 6.134 ± 0.841
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 ± 0.00002443 5.28 5.137/5.428 5.162 ± 0.6549
5 1342 1342/1342 1342 ± 0.00002443 5.533 5.388/5.781 5.431 ± 0.656
6 1342 1342/1342 1342 ± 0.00002443 5.421 5.217/5.496 5.268 ± 0.5873
7 1342 1342/1342 1342 ± 0.00002443 5.468 5.194/5.559 5.318 ± 0.5768
8 1342 1342/1342 1342 ± 0.00002443 5.333 5.083/5.663 5.302 ± 0.616
9 1342 1342/1342 1342 ± 0.00002443 5.614 5.213/5.856 5.452 ± 0.6217
10 1342 1342/1342 1342 ± 0.0000243 6.127 5.814/6.243 5.916 ± 0.6897
11 1342 1342/1342 1342 ± 0.00002413 6.392 6.003/6.512 6.138 ± 0.7371
12 1342 1342/1342 1342 ± 0.00002396 6.541 6.136/6.61 6.234 ± 0.7798
13 1342 1342/1342 1342 ± 0.00002396 6.836 6.398/6.984 6.555 ± 0.7989
14 1342 1342/1342 1342 ± 0.00002413 6.962 6.601/7.127 6.732 ± 0.7056
15 1342 1342/1342 1342 ± 0.00002432 6.424 6.095/6.648 6.29 ± 0.6047
16 1342 1342/1342 1342 ± 0.00006017 4.667 4.439/4.954 4.662 ± 0.421
17 1342 1342/1342 1342 ± 0.00005885 4.837 4.651/5.066 4.779 ± 0.4929
overwrite_modelcol
False
vis
VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-05 06:36:46.104
End
2024-12-05 07:30:11.878
Duration
0:53:25.774
Note, WebLog generation is not included in the time.

CASA logs for stage 8