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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 5.119 4.855/5.785 5.361 ± 0.6461
ea02 1342 1342/1342 1342 ± 0.00003259 5.4 5/6.39 5.649 ± 0.8162
ea04 1342 1342/1342 1342 ± 0.00003027 5.062 4.816/5.738 5.259 ± 0.6422
ea05 1342 1342/1342 1342 ± 0.00001106 5.41 4.991/6.42 5.636 ± 0.7773
ea06 1342 1342/1342 1342 ± 0.00003396 4.552 4.42/5.361 4.813 ± 0.5453
ea07 1342 1342/1342 1342 ± 0.00004324 5.31 5.027/6.027 5.548 ± 0.7153
ea08 1342 1342/1342 1342 ± 0.00004242 5.484 5.094/6.506 5.803 ± 0.8746
ea09 1342 1342/1342 1342 ± 0 5.25 4.814/5.803 5.253 ± 0.5694
ea10 1342 1342/1342 1342 ± 0.00004362 4.54 4.367/5.425 4.827 ± 0.607
ea11 1342 1342/1342 1342 ± 0.00004561 5.492 5.053/6.405 5.651 ± 0.8393
ea12 1342 1342/1342 1342 ± 0.00003698 5.181 4.89/5.978 5.484 ± 0.7958
ea13 1342 1342/1342 1342 ± 0.00002188 5.541 5.244/6.121 5.803 ± 0.6508
ea14 1342 1342/1342 1342 ± 0.00003247 5.282 5.071/6.339 5.634 ± 0.7665
ea15 1342 1342/1342 1342 ± 0.00002432 5.205 5.069/6.194 5.551 ± 0.7825
ea16 1342 1342/1342 1342 ± 0.00001479 5.328 5.211/6.593 5.789 ± 0.9498
ea17 1342 1342/1342 1342 ± 0.00004687 5.61 5.157/6.31 5.784 ± 0.8308
ea18 1342 1342/1342 1342 ± 0.00004459 4.666 4.508/5.385 4.968 ± 0.6167
ea19 1342 1342/1342 1342 ± 0.00001929 5.501 5.262/6.588 5.848 ± 0.7796
ea20 1342 1342/1342 1342 ± 0.00004203 5.6 5.344/6.575 5.881 ± 0.8341
ea21 1342 1342/1342 1342 ± 0.0000227 5.388 4.891/6.203 5.588 ± 0.7608
ea22 1342 1342/1342 1342 ± 0.000001772 5.173 4.896/6.084 5.489 ± 0.727
ea23 1342 1342/1342 1342 ± 0.00003892 5.328 5.03/6.267 5.7 ± 0.8479
ea24 1342 1342/1342 1342 ± 0 4.963 4.722/6.019 5.313 ± 0.6826
ea25 1342 1342/1342 1342 ± 0.00004616 5.116 4.731/5.93 5.386 ± 0.7654
ea26 1342 1342/1342 1342 ± 0 5.457 5.331/6.593 5.886 ± 0.7877
ea27 1342 1342/1342 1342 ± 0.00004579 5.294 5.029/6.312 5.565 ± 0.7269
ea28 1342 1342/1342 1342 ± 0.00004424 5.247 5.167/6.259 5.646 ± 0.7955
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 ± 0.00002307 5.079 4.883/5.281 5.042 ± 0.356
3 1342 1342/1342 1342 ± 0.00002724 4.719 4.55/4.893 4.695 ± 0.2905
5 1342 1342/1342 1342 ± 0.00004549 5.546 5.307/5.871 5.573 ± 0.4845
6 1342 1342/1342 1342 ± 0.00002307 5.129 4.819/5.268 5.05 ± 0.2838
7 1342 1342/1342 1342 ± 0.00002307 5.087 4.886/5.265 5.048 ± 0.2788
8 1342 1342/1342 1342 ± 0.00002307 5.119 4.861/5.249 5.079 ± 0.3161
9 1342 1342/1342 1342 ± 0.00002315 5.214 4.862/5.344 5.119 ± 0.2988
10 1342 1342/1342 1342 ± 0.00002306 5.917 5.706/5.999 5.823 ± 0.3183
11 1342 1342/1342 1342 ± 0.00002306 6.124 5.912/6.31 6.067 ± 0.3303
12 1342 1342/1342 1342 ± 0.00002306 6.262 6.022/6.443 6.234 ± 0.3629
13 1342 1342/1342 1342 ± 0.00002306 6.73 6.358/6.96 6.641 ± 0.4252
14 1342 1342/1342 1342 ± 0.00002306 6.946 6.568/7.162 6.799 ± 0.4509
15 1342 1342/1342 1342 ± 0.00003533 6.045 5.724/6.483 6.055 ± 0.528
16 1342 1342/1342 1342 ± 0.00005863 4.413 4.291/4.541 4.408 ± 0.1948
17 1342 1342/1342 1342 ± 0.00006102 4.815 4.66/4.971 4.803 ± 0.2479
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
overwrite_modelcol
False
Start time
2024-04-20 11:40:04.659
End
2024-04-20 12:31:10.349
Duration
0:51:05.690
Note, WebLog generation is not included in the time.

CASA logs for stage 7