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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.581 5.335/6.208 5.747 ± 0.4952
ea02 1342 1342/1342 1342 ± 0.00002601 5.822 5.472/6.587 5.99 ± 0.6363
ea04 1342 1342/1342 1342 ± 0 5.527 5.204/6.044 5.688 ± 0.5328
ea05 1342 1342/1342 1342 ± 0 5.942 5.465/6.484 5.955 ± 0.5992
ea06 1342 1342/1342 1342 ± 0 5.285 5.022/5.852 5.447 ± 0.485
ea07 1342 1342/1342 1342 ± 0 5.218 5.174/5.501 5.297 ± 0.1919
ea08 1342 1342/1342 1342 ± 0.0000406 5.909 5.637/6.82 6.228 ± 0.6694
ea09 1342 1342/1342 1342 ± 0.000003124 5.101 4.921/5.657 5.249 ± 0.472
ea11 1342 1342/1342 1342 ± 0 5.697 5.418/6.506 5.959 ± 0.6379
ea13 1342 1342/1342 1342 ± 0 5.951 5.833/6.391 6.18 ± 0.4658
ea14 1342 1342/1342 1342 ± 0 6.079 5.48/6.55 6.058 ± 0.6407
ea15 1342 1342/1342 1342 ± 0 5.959 5.403/6.409 6.012 ± 0.6362
ea16 1342 1342/1342 1342 ± 0 6.21 5.747/6.748 6.269 ± 0.6667
ea17 1342 1342/1342 1342 ± 0.000002363 5.727 5.578/5.864 5.71 ± 0.1792
ea18 1342 1342/1342 1342 ± 0 5.164 4.904/5.749 5.284 ± 0.4631
ea19 1342 1342/1342 1342 ± 0 5.626 5.599/5.793 5.669 ± 0.1005
ea20 1342 1342/1342 1342 ± 0 5.953 5.837/6.829 6.293 ± 0.634
ea21 1342 1342/1342 1342 ± 0 5.712 5.449/6.375 5.905 ± 0.5496
ea22 1342 1342/1342 1342 ± 0.00001012 5.393 5.206/6.351 5.718 ± 0.6173
ea23 1342 1342/1342 1342 ± 0 5.987 5.601/6.631 6.157 ± 0.6654
ea24 1342 1342/1342 1342 ± 0 5.752 5.177/6.339 5.759 ± 0.5847
ea25 1342 1342/1342 1342 ± 0.000005992 5.465 5.388/6.393 5.837 ± 0.6085
ea26 1342 1342/1342 1342 ± 0 5.894 5.715/6.966 6.222 ± 0.67
ea27 1342 1342/1342 1342 ± 0 5.498 5.269/5.573 5.451 ± 0.1537
ea28 1342 1342/1342 1342 ± 0.00004216 5.69 5.494/6.577 6.024 ± 0.6149
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 5.487 5.327/5.638 5.468 ± 0.2378
4 1342 1342/1342 1342 ± 0.00002634 5.242 5.093/5.416 5.25 ± 0.2981
5 1342 1342/1342 1342 ± 0.00002392 5.418 5.216/5.603 5.422 ± 0.3024
6 1342 1342/1342 1342 ± 0.00002392 5.396 5.163/5.579 5.374 ± 0.2786
7 1342 1342/1342 1342 ± 0.00002392 5.453 5.221/5.626 5.44 ± 0.2719
8 1342 1342/1342 1342 ± 0.00002392 5.462 5.183/5.589 5.386 ± 0.2999
9 1342 1342/1342 1342 ± 0.00002413 5.693 5.513/5.937 5.66 ± 0.315
10 1342 1342/1342 1342 ± 0.000026 6.147 5.933/6.268 6.05 ± 0.3484
11 1342 1342/1342 1342 ± 0.000026 6.394 6.21/6.478 6.3 ± 0.3309
12 1342 1342/1342 1342 ± 0.000026 6.408 6.35/6.594 6.424 ± 0.336
13 1342 1342/1342 1342 ± 0.000026 6.932 6.569/7.064 6.811 ± 0.4024
14 1342 1342/1342 1342 ± 0.000026 7.057 6.728/7.207 6.979 ± 0.4295
15 1342 1342/1342 1342 ± 0.000026 6.663 6.4/6.95 6.595 ± 0.4389
16 1342 1342/1342 1342 ± 0.00004364 5.733 5.326/5.98 5.703 ± 0.4165
17 1342 1342/1342 1342 ± 0.00004584 5.702 5.494/6.083 5.738 ± 0.3816
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-04 00:54:27.080
End
2025-01-04 01:21:36.355
Duration
0:27:09.274
Note, WebLog generation is not included in the time.

CASA logs for stage 8