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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.725 5.354/6.133 5.753 ± 0.5448
ea02 1342 1342/1342 1342 ± 0 5.961 5.509/6.531 6.055 ± 0.6356
ea04 1342 1342/1342 1342 ± 0.0000194 5.507 5.174/6.12 5.637 ± 0.5264
ea05 1342 1342/1342 1342 ± 0 5.902 5.478/6.468 5.933 ± 0.5632
ea06 1342 1342/1342 1342 ± 0 5.73 5.164/6.031 5.657 ± 0.5057
ea07 1342 1342/1342 1342 ± 0 5.224 5.047/5.642 5.311 ± 0.2701
ea08 1342 1342/1342 1342 ± 0.0000123 5.964 5.721/6.679 6.195 ± 0.6476
ea09 1342 1342/1342 1342 ± 0 5.569 5.037/5.968 5.512 ± 0.4802
ea10 1342 1342/1342 1342 ± 0.00003394 5.331 5.123/6.096 5.552 ± 0.5614
ea11 1342 1342/1342 1342 ± 0.000001781 5.79 5.43/6.453 5.969 ± 0.6004
ea13 1342 1342/1342 1342 ± 0 6.099 5.743/6.238 6.079 ± 0.4514
ea14 1342 1342/1342 1342 ± 0.00001672 5.861 5.502/6.478 5.978 ± 0.6439
ea15 1342 1342/1342 1342 ± 0 5.936 5.471/6.43 6.023 ± 0.6691
ea16 1342 1342/1342 1342 ± 0 6.124 5.624/6.624 6.144 ± 0.6797
ea17 1342 1342/1342 1342 ± 0.000002607 5.639 5.481/5.846 5.659 ± 0.2068
ea18 1342 1342/1342 1342 ± 0.000002839 5.197 4.885/5.666 5.257 ± 0.4834
ea19 1342 1342/1342 1342 ± 0 5.805 5.709/5.941 5.803 ± 0.1339
ea20 1342 1342/1342 1342 ± 0.000001243 6.217 5.757/6.828 6.222 ± 0.6294
ea21 1342 1342/1342 1342 ± 0 5.611 5.489/6.273 5.88 ± 0.5194
ea22 1342 1342/1342 1342 ± 0 5.85 5.268/6.397 5.848 ± 0.646
ea23 1342 1342/1342 1342 ± 0.000003515 5.659 5.592/6.56 6.038 ± 0.6674
ea24 1342 1342/1342 1342 ± 0 5.778 5.067/6.168 5.613 ± 0.5898
ea25 1342 1342/1342 1342 ± 0.000003015 5.551 5.397/6.215 5.775 ± 0.5623
ea26 1342 1342/1342 1342 ± 0 6.315 5.795/6.882 6.307 ± 0.643
ea27 1342 1342/1342 1342 ± 0.000005211 5.489 5.241/5.623 5.414 ± 0.2438
ea28 1342 1342/1342 1342 ± 0.0000307 5.737 5.519/6.457 5.955 ± 0.6319
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 ± 0.00002361 5.562 5.353/5.711 5.507 ± 0.269
3 1342 1342/1342 1342 ± 0.00002395 5.072 4.913/5.325 5.142 ± 0.3505
4 1342 1342/1342 1342 ± 0.00004007 5.209 4.966/5.358 5.151 ± 0.2912
5 1342 1342/1342 1342 ± 0.00002361 5.449 5.284/5.662 5.473 ± 0.2973
6 1342 1342/1342 1342 ± 0.00002361 5.461 5.198/5.624 5.413 ± 0.2585
7 1342 1342/1342 1342 ± 0.00002361 5.472 5.206/5.616 5.433 ± 0.2574
8 1342 1342/1342 1342 ± 0.00002361 5.45 5.071/5.59 5.37 ± 0.2901
9 1342 1342/1342 1342 ± 0.00002363 5.692 5.412/5.907 5.638 ± 0.3054
10 1342 1342/1342 1342 ± 0.0000256 6.068 5.88/6.164 5.995 ± 0.3088
11 1342 1342/1342 1342 ± 0.0000256 6.225 6.037/6.41 6.215 ± 0.2951
12 1342 1342/1342 1342 ± 0.0000256 6.395 6.137/6.534 6.338 ± 0.2959
13 1342 1342/1342 1342 ± 0.0000256 6.851 6.373/7.005 6.751 ± 0.3581
14 1342 1342/1342 1342 ± 0.0000256 7.075 6.643/7.279 7.002 ± 0.378
15 1342 1342/1342 1342 ± 0.0000256 6.727 6.33/6.933 6.644 ± 0.3698
16 1342 1342/1342 1342 ± 0.00003787 5.82 5.619/6.005 5.829 ± 0.3155
17 1342 1342/1342 1342 ± 0.00003347 5.918 5.667/6.13 5.899 ± 0.304
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-04-13 01:52:24.458
End
2024-04-13 02:44:15.100
Duration
0:51:50.642
Note, WebLog generation is not included in the time.

CASA logs for stage 7