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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.471 5.229/5.883 5.622 ± 0.5262
ea02 1342 1342/1342 1342 ± 0 5.684 5.36/6.383 5.902 ± 0.6439
ea04 1342 1342/1342 1342 ± 0.000005095 5.387 5.053/5.912 5.53 ± 0.545
ea05 1342 1342/1342 1342 ± 0 5.694 5.236/6.114 5.729 ± 0.5763
ea06 1342 1342/1342 1342 ± 0 4.849 4.624/5.376 4.991 ± 0.4441
ea07 1342 1342/1342 1342 ± 0 5.9 5.411/6.111 5.907 ± 0.5579
ea08 1342 1342/1342 1342 ± 0 5.76 5.457/6.624 6.016 ± 0.671
ea09 1342 1342/1342 1342 ± 0 5.553 5.139/6.195 5.659 ± 0.6227
ea10 1342 1342/1342 1342 ± 0 5.858 5.245/6.46 5.871 ± 0.6532
ea11 1342 1342/1342 1342 ± 0 5.728 5.293/6.282 5.812 ± 0.6384
ea12 1342 1342/1342 1342 ± 0 5.717 5.279/6.295 5.858 ± 0.6351
ea13 1342 1342/1342 1342 ± 0 6.228 5.808/6.333 6.165 ± 0.4666
ea14 1342 1342/1342 1342 ± 0 5.847 5.217/6.274 5.806 ± 0.6323
ea15 1342 1342/1342 1342 ± 0 5.645 5.056/6.13 5.68 ± 0.6587
ea16 1342 1342/1342 1342 ± 0 6.149 5.643/6.684 6.23 ± 0.6998
ea17 1342 1342/1342 1342 ± 0.000008169 5.913 5.438/6.728 6.011 ± 0.6166
ea18 1342 1342/1342 1342 ± 0 4.973 4.657/5.374 5.06 ± 0.4984
ea19 1342 1342/1342 1342 ± 0 5.965 5.506/6.633 6.138 ± 0.6484
ea20 1342 1342/1342 1342 ± 0 5.958 5.63/6.615 6.13 ± 0.6323
ea21 1342 1342/1342 1342 ± 0 5.638 5.332/6.17 5.793 ± 0.5428
ea22 1342 1342/1342 1342 ± 0 5.473 5.231/6.425 5.761 ± 0.6485
ea23 1342 1342/1342 1342 ± 0 5.937 5.421/6.335 5.992 ± 0.6826
ea25 1342 1342/1342 1342 ± 0.000001275 5.398 5.114/5.976 5.574 ± 0.5714
ea26 1342 1342/1342 1342 ± 0 5.942 5.586/6.593 6.128 ± 0.6437
ea27 1342 1342/1342 1342 ± 0.000038 5.463 5.171/6.234 5.658 ± 0.5708
ea28 1342 1342/1342 1342 ± 0.00002721 5.545 5.324/6.306 5.783 ± 0.6425
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 ± 0.0000235 5.301 5.186/5.586 5.34 ± 0.2735
3 1342 1342/1342 1342 ± 0.00002395 5.238 5.031/5.463 5.24 ± 0.3159
4 1342 1342/1342 1342 ± 0.00002535 5.123 4.963/5.316 5.101 ± 0.3257
5 1342 1342/1342 1342 ± 0.0000235 5.273 5.056/5.467 5.281 ± 0.332
6 1342 1342/1342 1342 ± 0.0000235 5.238 5.035/5.426 5.218 ± 0.2991
7 1342 1342/1342 1342 ± 0.0000235 5.301 5.114/5.459 5.294 ± 0.2745
8 1342 1342/1342 1342 ± 0.0000235 5.305 5.038/5.453 5.25 ± 0.2903
9 1342 1342/1342 1342 ± 0.0000235 5.533 5.389/5.793 5.525 ± 0.3311
10 1342 1342/1342 1342 ± 0.0000235 5.993 5.804/6.158 5.939 ± 0.3107
11 1342 1342/1342 1342 ± 0.0000235 6.223 6.041/6.331 6.151 ± 0.3165
12 1342 1342/1342 1342 ± 0.0000235 6.335 6.121/6.515 6.312 ± 0.3464
13 1342 1342/1342 1342 ± 0.0000235 6.766 6.691/6.927 6.751 ± 0.3593
14 1342 1342/1342 1342 ± 0.0000235 6.988 6.746/7.17 6.934 ± 0.3969
15 1342 1342/1342 1342 ± 0.0000235 6.675 6.378/6.842 6.575 ± 0.3977
16 1342 1342/1342 1342 ± 0.00003555 5.907 5.528/6.187 5.863 ± 0.4012
17 1342 1342/1342 1342 ± 0.00003413 5.891 5.591/6.134 5.882 ± 0.3693
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-17 01:50:25.577
End
2024-12-17 02:33:49.459
Duration
0:43:23.881
Note, WebLog generation is not included in the time.

CASA logs for stage 8