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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.374 5.237/6.265 5.618 ± 0.7962
ea02 1342 1342/1342 1342 ± 0.00004745 5.726 5.21/6.7 5.885 ± 0.9207
ea04 1342 1342/1342 1342 ± 0.00002653 5.536 4.956/6.117 5.483 ± 0.7852
ea05 1342 1342/1342 1342 ± 0.00001265 5.454 4.934/6.123 5.591 ± 0.7667
ea06 1342 1342/1342 1342 ± 0.00003115 4.801 4.528/5.307 4.849 ± 0.5499
ea07 1342 1342/1342 1342 ± 0.00003943 5.921 5.345/6.445 5.905 ± 0.9168
ea08 1342 1342/1342 1342 ± 0.00004406 5.863 5.467/6.892 6.099 ± 1.041
ea09 1342 1342/1342 1342 ± 0.00003059 5.693 5.015/6.515 5.72 ± 0.8207
ea10 1342 1342/1342 1342 ± 0.00003981 5.692 5.276/6.783 5.905 ± 0.9593
ea11 1342 1342/1342 1342 ± 0.00004336 5.587 5.115/6.586 5.781 ± 0.9738
ea12 1342 1342/1342 1342 ± 0.00003798 5.847 5.23/6.613 5.851 ± 0.945
ea13 1342 1342/1342 1342 ± 0.00001654 5.669 5.454/6.333 5.879 ± 0.7337
ea14 1342 1342/1342 1342 ± 0.00003682 5.546 5.195/6.489 5.745 ± 0.9352
ea15 1342 1342/1342 1342 ± 0.0000158 5.234 4.973/6.205 5.552 ± 0.9092
ea16 1342 1342/1342 1342 ± 0.00002509 5.881 5.427/6.881 6.024 ± 1.027
ea17 1342 1342/1342 1342 ± 0.00004327 5.774 5.576/7.15 6.041 ± 1.012
ea18 1342 1342/1342 1342 ± 0.00004292 4.995 4.669/5.753 5.111 ± 0.6823
ea19 1342 1342/1342 1342 ± 0.00001947 5.74 5.398/6.681 5.957 ± 0.8799
ea20 1342 1342/1342 1342 ± 0.00004234 5.853 5.646/6.848 6.08 ± 1.001
ea21 1342 1342/1342 1342 ± 0.00002988 5.462 5.243/6.386 5.671 ± 0.8816
ea22 1342 1342/1342 1342 ± 0.0000385 5.202 4.987/6.474 5.63 ± 0.8107
ea23 1342 1342/1342 1342 ± 0.00004164 5.775 5.442/6.716 5.918 ± 1.024
ea25 1342 1342/1342 1342 ± 0.00004232 5.511 5.041/6.393 5.623 ± 0.8498
ea26 1342 1342/1342 1342 ± 0.00002966 5.714 5.578/6.906 6.064 ± 0.8872
ea27 1342 1342/1342 1342 ± 0.00004219 5.513 5.107/6.671 5.716 ± 0.9144
ea28 1342 1342/1342 1342 ± 0.00004294 5.768 5.268/6.654 5.881 ± 0.9783
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 ± 0.00002349 5.474 5.227/5.714 5.46 ± 0.2961
5 1342 1342/1342 1342 ± 0.00003294 5.398 5.137/5.596 5.348 ± 0.3139
6 1342 1342/1342 1342 ± 0.00002349 5.237 5.006/5.346 5.168 ± 0.2659
7 1342 1342/1342 1342 ± 0.00002349 5.266 5.116/5.447 5.245 ± 0.2668
8 1342 1342/1342 1342 ± 0.00002349 5.245 5.097/5.441 5.221 ± 0.2952
9 1342 1342/1342 1342 ± 0.00002356 5.539 5.238/5.708 5.468 ± 0.3319
10 1342 1342/1342 1342 ± 0.00002349 6.094 5.843/6.201 6.01 ± 0.3347
11 1342 1342/1342 1342 ± 0.00002349 6.369 6.199/6.524 6.319 ± 0.3493
12 1342 1342/1342 1342 ± 0.00002349 6.586 6.385/6.724 6.529 ± 0.3833
13 1342 1342/1342 1342 ± 0.00002349 6.931 6.797/7.301 6.966 ± 0.4143
14 1342 1342/1342 1342 ± 0.00002349 7.259 6.997/7.525 7.181 ± 0.4667
15 1342 1342/1342 1342 ± 0.00002395 6.68 6.41/7 6.627 ± 0.4829
16 1342 1342/1342 1342 ± 0.00005533 4.306 4.165/4.502 4.329 ± 0.2204
17 1342 1342/1342 1342 ± 0.00005843 4.35 4.187/4.591 4.387 ± 0.2751
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
Start time
2024-11-26 15:58:26.902
End
2024-11-26 16:59:37.326
Duration
1:01:10.424
Note, WebLog generation is not included in the time.

CASA logs for stage 8