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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.487 5.375/6.325 5.737 ± 0.7494
ea02 1342 1342/1342 1342 ± 0.00004372 5.931 5.472/6.795 6.042 ± 0.9068
ea04 1342 1342/1342 1342 ± 0.000004707 5.315 4.949/5.792 5.395 ± 0.5885
ea05 1342 1342/1342 1342 ± 0.000006178 5.53 5.078/6.16 5.744 ± 0.6707
ea06 1342 1342/1342 1342 ± 0.000002318 4.841 4.535/5.198 4.878 ± 0.4294
ea07 1342 1342/1342 1342 ± 0.00003814 5.934 5.553/6.43 5.99 ± 0.8496
ea08 1342 1342/1342 1342 ± 0.00004372 5.966 5.667/6.978 6.216 ± 1.015
ea09 1342 1342/1342 1342 ± 0.00002137 5.759 5.315/6.381 5.82 ± 0.6809
ea10 1342 1342/1342 1342 ± 0.00004038 6.192 5.258/6.472 5.78 ± 0.7882
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000006873 5.596 5.288/6.317 5.717 ± 0.7886
ea13 1342 1342/1342 1342 ± 0.00002214 5.866 5.523/6.36 5.987 ± 0.6581
ea14 1342 1342/1342 1342 ± 0.000003202 5.816 5.494/6.672 6.034 ± 0.809
ea15 1342 1342/1342 1342 ± 0 5.148 4.913/5.956 5.419 ± 0.7025
ea16 1342 1342/1342 1342 ± 0.000009066 5.85 5.471/6.707 6.039 ± 0.8336
ea17 1342 1342/1342 1342 ± 0.00003809 6.048 5.549/7.129 6.163 ± 0.9443
ea18 1342 1342/1342 1342 ± 0.00003556 5.001 4.854/5.76 5.203 ± 0.6487
ea19 1342 1342/1342 1342 ± 0 5.756 5.549/6.54 6.069 ± 0.7218
ea20 1342 1342/1342 1342 ± 0.00001375 5.788 5.673/6.825 6.083 ± 0.9074
ea21 1342 1342/1342 1342 ± 0.00001076 5.623 5.412/6.339 5.793 ± 0.7086
ea22 1342 1342/1342 1342 ± 0.00003626 5.559 5.135/6.502 5.805 ± 0.7291
ea23 1342 1342/1342 1342 ± 0.00003443 5.993 5.582/6.76 6.084 ± 0.9573
ea25 1342 1342/1342 1342 ± 0.00003812 5.614 5.358/6.457 5.801 ± 0.8177
ea26 1342 1342/1342 1342 ± 0.00003217 5.724 5.621/6.544 5.972 ± 0.7035
ea27 1342 1342/1342 1342 ± 0.00003988 5.706 5.427/6.634 5.908 ± 0.8029
ea28 1342 1342/1342 1342 ± 0.00003885 5.795 5.583/6.741 6.073 ± 0.8875
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 ± 0.00002474 5.467 5.284/5.721 5.433 ± 0.2991
5 1342 1342/1342 1342 ± 0.00003057 5.272 5.091/5.627 5.32 ± 0.2887
6 1342 1342/1342 1342 ± 0.00002407 5.486 5.346/5.589 5.428 ± 0.3138
7 1342 1342/1342 1342 ± 0.00002407 5.45 5.26/5.61 5.393 ± 0.304
8 1342 1342/1342 1342 ± 0.00002407 5.417 5.161/5.604 5.341 ± 0.3359
9 1342 1342/1342 1342 ± 0.00002435 5.667 5.379/5.82 5.585 ± 0.3238
10 1342 1342/1342 1342 ± 0.00002407 6.145 5.913/6.259 6.048 ± 0.3665
11 1342 1342/1342 1342 ± 0.00002407 6.315 6.15/6.516 6.292 ± 0.3693
12 1342 1342/1342 1342 ± 0.00002407 6.485 6.355/6.725 6.467 ± 0.3993
13 1342 1342/1342 1342 ± 0.00002407 6.95 6.687/7.202 6.881 ± 0.43
14 1342 1342/1342 1342 ± 0.00002407 7.11 6.888/7.43 7.064 ± 0.4851
15 1342 1342/1342 1342 ± 0.00002727 6.458 6.136/6.795 6.425 ± 0.5369
16 1342 1342/1342 1342 ± 0.00006096 4.421 4.226/4.755 4.481 ± 0.3106
17 1342 1342/1342 1342 ± 0.00006103 4.551 4.303/4.715 4.529 ± 0.2568
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-12 07:30:54.154
End
2024-12-12 08:06:17.971
Duration
0:35:23.817
Note, WebLog generation is not included in the time.

CASA logs for stage 8