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

Statwt Summary Plot

VLASS2.1.sb38624155.eb38643756.59104.68707053241_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 5.758 5.141/6.136 5.513 ± 0.7933
ea02 1342 1342/1342 1342 ± 0.00004214 5.816 5.161/6.493 5.77 ± 0.9897
ea04 1342 1342/1342 1342 ± 0.00002365 5.346 4.872/5.884 5.352 ± 0.6816
ea05 1342 1342/1342 1342 ± 0.0000113 5.489 5.085/6.52 5.699 ± 0.9358
ea06 1342 1342/1342 1342 ± 0.00002489 5.243 4.595/5.463 5 ± 0.5632
ea07 1342 1342/1342 1342 ± 0.00002886 6.034 5.246/6.296 5.799 ± 0.767
ea08 1342 1342/1342 1342 ± 0.00002824 6.051 5.533/6.782 6.086 ± 0.9719
ea09 1342 1342/1342 1342 ± 0.0000151 5.533 5.073/6.471 5.664 ± 0.9391
ea10 1342 1342/1342 1342 ± 0.00002865 6.23 5.157/6.535 5.858 ± 0.826
ea11 1342 1342/1342 1342 ± 0.00002959 5.735 5.116/6.481 5.724 ± 0.8823
ea12 1342 1342/1342 1342 ± 0.00002728 5.782 5.095/6.423 5.649 ± 0.7975
ea13 1342 1342/1342 1342 ± 0.000007285 5.684 5.442/6.187 5.828 ± 0.8204
ea14 1342 1342/1342 1342 ± 0.00002489 5.539 5.097/6.411 5.726 ± 0.8758
ea15 1342 1342/1342 1342 ± 0.00001787 5.7 4.978/6.48 5.794 ± 0.7914
ea16 1342 1342/1342 1342 ± 0.00001656 5.86 5.459/6.852 6.048 ± 1.089
ea17 1342 1342/1342 1342 ± 0.00003351 5.98 5.577/6.747 6.002 ± 0.841
ea18 1342 1342/1342 1342 ± 0.00002975 4.924 4.532/5.377 4.913 ± 0.5565
ea19 1342 1342/1342 1342 ± 0.000007884 5.782 5.483/6.832 6.097 ± 0.9911
ea20 1342 1342/1342 1342 ± 0.00002902 6.185 5.539/6.576 5.981 ± 0.7921
ea21 1342 1342/1342 1342 ± 0.00002041 6.012 5.308/6.512 5.799 ± 0.8661
ea22 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea23 1342 1342/1342 1342 ± 0.00002742 6.002 5.307/6.572 5.904 ± 0.8228
ea25 1342 1342/1342 1342 ± 0.00003108 6.091 5.225/6.288 5.741 ± 0.7426
ea26 1342 1342/1342 1342 ± 0.00001063 5.802 5.58/6.851 6.111 ± 0.9205
ea27 1342 1342/1342 1342 ± 0.0000322 5.862 5.188/6.268 5.598 ± 0.7663
ea28 1342 1342/1342 1342 ± 0.00003203 5.64 5.377/6.575 5.833 ± 0.8994
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 ± 0.00002392 5.261 5.181/5.529 5.29 ± 0.2693
3 1342 1342/1342 1342 ± 0.0000381 4.584 4.31/4.877 4.595 ± 0.405
5 1342 1342/1342 1342 ± 0.00002627 5.145 4.969/5.451 5.172 ± 0.3526
7 1342 1342/1342 1342 ± 0.00002392 5.212 5.093/5.405 5.201 ± 0.2679
8 1342 1342/1342 1342 ± 0.00002392 5.241 5.027/5.418 5.199 ± 0.2983
9 1342 1342/1342 1342 ± 0.00002392 5.598 5.328/5.728 5.501 ± 0.3343
10 1342 1342/1342 1342 ± 0.00002392 6.022 5.783/6.146 5.939 ± 0.3441
11 1342 1342/1342 1342 ± 0.00002392 6.192 6.106/6.411 6.185 ± 0.3488
12 1342 1342/1342 1342 ± 0.00002392 6.467 6.181/6.679 6.409 ± 0.372
13 1342 1342/1342 1342 ± 0.0000244 6.508 6.285/6.758 6.477 ± 0.4295
14 1342 1342/1342 1342 ± 0.00002392 7.001 6.741/7.195 6.918 ± 0.5111
15 1342 1342/1342 1342 ± 0.00003916 6.653 6.467/6.885 6.601 ± 0.5306
16 1342 1342/1342 1342 ± 0.00005493 3.496 3.381/3.597 3.476 ± 0.1981
17 1342 1342/1342 1342 ± 0.00005341 3.671 3.519/3.809 3.662 ± 0.274
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38624155.eb38643756.59104.68707053241_split_split.ms
overwrite_modelcol
False
Start time
2025-01-25 13:50:53.756
End
2025-01-25 14:45:44.959
Duration
0:54:51.203
Note, WebLog generation is not included in the time.

CASA logs for stage 8