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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.336 5.119/5.783 5.486 ± 0.5185
ea02 1342 1342/1342 1342 ± 0.00001069 5.76 5.223/6.275 5.839 ± 0.6569
ea04 1342 1342/1342 1342 ± 0 5.208 4.984/5.972 5.475 ± 0.5525
ea05 1342 1342/1342 1342 ± 0 5.851 5.288/6.46 5.857 ± 0.6315
ea06 1342 1342/1342 1342 ± 0 4.795 4.694/5.39 5.018 ± 0.4486
ea07 1342 1342/1342 1342 ± 0.000005323 5.637 5.257/6.086 5.755 ± 0.6279
ea08 1342 1342/1342 1342 ± 0.00003926 5.794 5.406/6.473 5.977 ± 0.6696
ea10 1342 1342/1342 1342 ± 0.00001296 5.454 5.191/6.456 5.69 ± 0.722
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.417 5.184/6.239 5.7 ± 0.6892
ea13 1342 1342/1342 1342 ± 0 6.188 5.561/6.336 6.066 ± 0.5372
ea14 1342 1342/1342 1342 ± 0 5.448 5.125/6.258 5.635 ± 0.6746
ea15 1342 1342/1342 1342 ± 0 5.434 4.978/6.085 5.573 ± 0.6754
ea16 1342 1342/1342 1342 ± 0 5.889 5.467/6.666 6.016 ± 0.7797
ea17 1342 1342/1342 1342 ± 0.0000455 5.614 5.296/6.323 5.822 ± 0.7047
ea18 1342 1342/1342 1342 ± 0.000001256 4.794 4.435/5.318 4.925 ± 0.549
ea19 1342 1342/1342 1342 ± 0 5.926 5.352/6.617 5.965 ± 0.6801
ea20 1342 1342/1342 1342 ± 0 5.691 5.42/6.598 5.956 ± 0.7595
ea21 1342 1342/1342 1342 ± 0 5.462 5.142/6.235 5.67 ± 0.6204
ea22 1342 1342/1342 1342 ± 0 5.728 5.111/6.294 5.707 ± 0.6588
ea23 1342 1342/1342 1342 ± 0 5.465 5.215/6.213 5.794 ± 0.7196
ea25 1342 1342/1342 1342 ± 0.00004085 5.147 4.903/5.954 5.455 ± 0.6765
ea26 1342 1342/1342 1342 ± 0 6.139 5.515/6.695 6.084 ± 0.6377
ea27 1342 1342/1342 1342 ± 0.000048 5.303 5.049/6.235 5.536 ± 0.6299
ea28 1342 1342/1342 1342 ± 0.00004429 5.468 5.231/6.27 5.729 ± 0.6642
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 ± 0.00002439 5.185 5.013/5.438 5.231 ± 0.2575
3 1342 1342/1342 1342 ± 0.00002893 4.947 4.738/5.065 4.935 ± 0.2822
4 1342 1342/1342 1342 ± 0.00003837 5.004 4.876/5.229 5.033 ± 0.2342
5 1342 1342/1342 1342 ± 0.00002439 5.179 4.944/5.285 5.132 ± 0.2965
6 1342 1342/1342 1342 ± 0.00002439 5.207 4.969/5.372 5.179 ± 0.27
7 1342 1342/1342 1342 ± 0.00002439 5.211 5.102/5.389 5.229 ± 0.2441
8 1342 1342/1342 1342 ± 0.00002439 5.204 5.012/5.355 5.189 ± 0.269
9 1342 1342/1342 1342 ± 0.00002439 5.482 5.372/5.736 5.499 ± 0.2848
10 1342 1342/1342 1342 ± 0.00002439 5.949 5.811/6.112 5.913 ± 0.3092
11 1342 1342/1342 1342 ± 0.00002439 6.199 6.085/6.347 6.153 ± 0.3193
12 1342 1342/1342 1342 ± 0.00002439 6.388 6.177/6.524 6.329 ± 0.3417
13 1342 1342/1342 1342 ± 0.00002439 6.786 6.698/7.006 6.779 ± 0.3618
14 1342 1342/1342 1342 ± 0.00002439 7.056 6.835/7.235 6.982 ± 0.4015
15 1342 1342/1342 1342 ± 0.00003965 6.252 5.89/6.424 6.165 ± 0.47
16 1342 1342/1342 1342 ± 0.00005166 5.374 5.108/5.777 5.384 ± 0.5013
17 1342 1342/1342 1342 ± 0.00005087 5.481 5.314/5.829 5.535 ± 0.4748
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-21 10:21:51.539
End
2024-12-21 11:04:38.205
Duration
0:42:46.667
Note, WebLog generation is not included in the time.

CASA logs for stage 8