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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.186 5.075/5.78 5.213 ± 0.8594
ea02 1342 1342/1342 1342 ± 0.00004228 5.781 5.262/6.3 5.552 ± 1.014
ea04 1342 1342/1342 1342 ± 0.00002724 5.273 4.913/5.835 5.198 ± 0.8514
ea05 1342 1342/1342 1342 ± 0.00001257 5.372 4.975/6.02 5.335 ± 0.8235
ea06 1342 1342/1342 1342 ± 0.00003576 4.503 4.321/5.424 4.681 ± 0.8599
ea07 1342 1342/1342 1342 ± 0.0000385 5.451 5.183/5.954 5.334 ± 0.893
ea08 1342 1342/1342 1342 ± 0.00004309 5.775 5.407/6.55 5.68 ± 1.131
ea09 1342 1342/1342 1342 ± 0.00002127 5.364 5.084/6.058 5.357 ± 0.8172
ea10 1342 1342/1342 1342 ± 0.00004089 5.209 4.918/6.161 5.297 ± 0.91
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004125 5.385 5.12/6.351 5.447 ± 1.09
ea13 1342 1342/1342 1342 ± 0.00001347 5.757 5.502/6.219 5.671 ± 0.8347
ea14 1342 1342/1342 1342 ± 0.00001814 5.423 5.136/6.362 5.434 ± 0.9651
ea15 1342 1342/1342 1342 ± 0.00001637 5.189 4.99/6.096 5.274 ± 1.077
ea16 1342 1342/1342 1342 ± 0.00002215 5.538 5.248/6.115 5.411 ± 0.9574
ea17 1342 1342/1342 1342 ± 0.00004141 5.803 5.291/6.399 5.652 ± 1.043
ea18 1342 1342/1342 1342 ± 0.00003927 4.84 4.608/5.488 4.883 ± 0.6971
ea19 1342 1342/1342 1342 ± 0.00000131 5.569 5.303/6.293 5.564 ± 0.8403
ea20 1342 1342/1342 1342 ± 0.00004214 5.656 5.554/6.707 5.753 ± 1.108
ea21 1342 1342/1342 1342 ± 0.00001721 5.214 5.143/6.039 5.266 ± 0.8592
ea22 1342 1342/1342 1342 ± 0.00003379 5.38 5.078/6.239 5.418 ± 0.9181
ea23 1342 1342/1342 1342 ± 0.00003178 5.361 5.261/6.174 5.479 ± 0.9282
ea25 1342 1342/1342 1342 ± 0.00003915 5.438 5.05/5.994 5.348 ± 0.8025
ea27 1342 1342/1342 1342 ± 0.00004345 5.275 4.988/6.208 5.276 ± 0.9593
ea28 1342 1342/1342 1342 ± 0.00004475 5.463 5.251/6.303 5.422 ± 1.019
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 5.282 5.036/5.437 5.223 ± 0.2881
5 1342 1342/1342 1342 ± 0.00002547 5.223 5.085/5.43 5.237 ± 0.3185
6 1342 1342/1342 1342 ± 0.00002439 5.172 5.056/5.305 5.141 ± 0.2925
7 1342 1342/1342 1342 ± 0.00002439 5.195 5.036/5.296 5.146 ± 0.2749
8 1342 1342/1342 1342 ± 0.00002439 5.2 4.981/5.318 5.14 ± 0.2865
9 1342 1342/1342 1342 ± 0.00002439 5.469 5.329/5.639 5.426 ± 0.3239
10 1342 1342/1342 1342 ± 0.00002439 5.907 5.735/6.003 5.863 ± 0.2948
11 1342 1342/1342 1342 ± 0.00002439 6.145 5.998/6.296 6.113 ± 0.3095
12 1342 1342/1342 1342 ± 0.00002439 6.315 6.118/6.469 6.269 ± 0.3278
13 1342 1342/1342 1342 ± 0.00002473 6.374 6.19/6.609 6.353 ± 0.3334
14 1342 1342/1342 1342 ± 0.00003691 5.801 5.503/6.206 5.89 ± 0.4887
15 1342 1342/1342 1342 ± 0.00002439 6.375 6.12/6.598 6.34 ± 0.3982
16 1342 1342/1342 1342 ± 0.00005825 3.254 3.09/3.523 3.314 ± 0.3021
17 1342 1342/1342 1342 ± 0.00006073 3.429 3.265/3.627 3.44 ± 0.302
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-02 17:03:36.828
End
2024-11-02 17:49:29.430
Duration
0:45:52.602
Note, WebLog generation is not included in the time.

CASA logs for stage 8