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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.717 5.449/6.148 5.843 ± 0.5588
ea02 1342 1342/1342 1342 ± 0.000001191 5.935 5.57/6.655 6.108 ± 0.6581
ea04 1342 1342/1342 1342 ± 0 5.544 5.245/6.116 5.729 ± 0.5432
ea05 1342 1342/1342 1342 ± 0 5.86 5.454/6.302 5.935 ± 0.5965
ea06 1342 1342/1342 1342 ± 0 5.268 4.992/5.538 5.283 ± 0.3625
ea07 1342 1342/1342 1342 ± 0 6.077 5.637/6.313 6.123 ± 0.5352
ea08 1342 1342/1342 1342 ± 0.000004229 6.068 5.801/6.837 6.35 ± 0.6509
ea09 1342 1342/1342 1342 ± 0 5.771 5.363/6.401 5.897 ± 0.622
ea10 1342 1342/1342 1342 ± 0 6.059 5.461/6.723 6.117 ± 0.6531
ea11 1342 1342/1342 1342 ± 0 6.26 5.571/6.74 6.229 ± 0.6859
ea12 1342 1342/1342 1342 ± 0 5.586 5.55/5.669 5.627 ± 0.1508
ea13 1342 1342/1342 1342 ± 0 6.105 5.905/6.426 6.24 ± 0.4808
ea14 1342 1342/1342 1342 ± 0 5.858 5.339/6.477 5.971 ± 0.6582
ea15 1342 1342/1342 1342 ± 0 5.922 5.369/6.493 5.986 ± 0.6644
ea16 1342 1342/1342 1342 ± 0 6.166 5.731/6.802 6.339 ± 0.7066
ea17 1342 1342/1342 1342 ± 0 6.088 5.843/6.654 6.277 ± 0.6097
ea18 1342 1342/1342 1342 ± 0 5.235 4.889/5.731 5.333 ± 0.5061
ea19 1342 1342/1342 1342 ± 0 6.074 5.699/6.814 6.283 ± 0.6538
ea20 1342 1342/1342 1342 ± 0 6.255 5.864/6.868 6.394 ± 0.6135
ea21 1342 1342/1342 1342 ± 0 5.817 5.491/6.398 5.971 ± 0.5675
ea22 1342 1342/1342 1342 ± 0 5.488 5.343/6.302 5.766 ± 0.6082
ea23 1342 1342/1342 1342 ± 0 6.065 5.593/6.517 6.184 ± 0.6647
ea25 1342 1342/1342 1342 ± 0 5.785 5.52/6.361 5.994 ± 0.5987
ea26 1342 1342/1342 1342 ± 0 6.09 5.83/6.812 6.326 ± 0.6768
ea27 1342 1342/1342 1342 ± 0.000006203 5.708 5.412/6.422 5.901 ± 0.5617
ea28 1342 1342/1342 1342 ± 0.00002759 5.85 5.671/6.641 6.139 ± 0.672
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 ± 0.00002348 5.517 5.348/5.788 5.538 ± 0.2484
3 1342 1342/1342 1342 ± 0.00002348 5.478 5.269/5.682 5.457 ± 0.2913
4 1342 1342/1342 1342 ± 0.00002414 5.448 5.302/5.642 5.431 ± 0.3019
5 1342 1342/1342 1342 ± 0.00002348 5.555 5.311/5.703 5.551 ± 0.3118
6 1342 1342/1342 1342 ± 0.00002392 5.561 5.349/5.718 5.514 ± 0.2945
7 1342 1342/1342 1342 ± 0.00002348 5.516 5.374/5.699 5.525 ± 0.2642
8 1342 1342/1342 1342 ± 0.00002348 5.51 5.256/5.623 5.462 ± 0.2938
9 1342 1342/1342 1342 ± 0.00002348 5.784 5.597/6 5.724 ± 0.3196
10 1342 1342/1342 1342 ± 0.00002371 6.206 6.049/6.36 6.163 ± 0.3271
11 1342 1342/1342 1342 ± 0.00002392 6.398 6.293/6.554 6.364 ± 0.3266
12 1342 1342/1342 1342 ± 0.00002439 6.528 6.366/6.77 6.532 ± 0.3784
13 1342 1342/1342 1342 ± 0.00002392 6.983 6.892/7.324 6.98 ± 0.3757
14 1342 1342/1342 1342 ± 0.00002392 7.293 6.995/7.463 7.19 ± 0.4053
15 1342 1342/1342 1342 ± 0.00002392 6.895 6.677/7.095 6.824 ± 0.4059
16 1342 1342/1342 1342 ± 0.00002734 6.163 5.872/6.315 6.117 ± 0.3662
17 1342 1342/1342 1342 ± 0.0000299 6.115 5.794/6.321 6.091 ± 0.3624
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-04-06 13:12:30.177
End
2024-04-06 14:16:01.939
Duration
1:03:31.762
Note, WebLog generation is not included in the time.

CASA logs for stage 7