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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.303 5.098/5.701 5.449 ± 0.5177
ea02 1342 1342/1342 1342 ± 0 5.613 5.31/6.246 5.797 ± 0.6496
ea04 1342 1342/1342 1342 ± 0 5.194 4.828/5.635 5.279 ± 0.4841
ea05 1342 1342/1342 1342 ± 0 5.534 5.128/5.946 5.565 ± 0.544
ea06 1342 1342/1342 1342 ± 0 5.047 4.734/5.618 5.18 ± 0.5147
ea07 1342 1342/1342 1342 ± 0.00000461 5.642 5.27/5.944 5.746 ± 0.5329
ea08 1342 1342/1342 1342 ± 0.000006934 5.632 5.298/6.374 5.841 ± 0.6514
ea09 1342 1342/1342 1342 ± 0 5.585 5.08/6.041 5.595 ± 0.5912
ea10 1342 1342/1342 1342 ± 0.00003147 5.632 5.122/6.283 5.69 ± 0.6275
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.608 5.182/6.122 5.723 ± 0.5957
ea13 1342 1342/1342 1342 ± 0 5.996 5.644/6.225 6.02 ± 0.4774
ea14 1342 1342/1342 1342 ± 0 5.563 5.118/6.054 5.635 ± 0.5856
ea15 1342 1342/1342 1342 ± 0 5.397 4.995/5.983 5.559 ± 0.6146
ea16 1342 1342/1342 1342 ± 0 5.981 5.511/6.522 6.069 ± 0.6468
ea17 1342 1342/1342 1342 ± 0.00000306 5.598 5.376/6.183 5.794 ± 0.5945
ea18 1342 1342/1342 1342 ± 0 4.822 4.55/5.27 4.916 ± 0.4874
ea19 1342 1342/1342 1342 ± 0 5.837 5.444/6.403 6.01 ± 0.5736
ea20 1342 1342/1342 1342 ± 0 5.859 5.517/6.421 5.986 ± 0.5815
ea21 1342 1342/1342 1342 ± 0 5.457 5.209/5.954 5.616 ± 0.4845
ea22 1342 1342/1342 1342 ± 0 5.443 5.118/6.145 5.638 ± 0.6255
ea23 1342 1342/1342 1342 ± 0 5.69 5.324/6.147 5.834 ± 0.6085
ea25 1342 1342/1342 1342 ± 0.000003835 5.191 5.063/5.809 5.422 ± 0.5324
ea26 1342 1342/1342 1342 ± 0 5.889 5.559/6.479 6.024 ± 0.658
ea27 1342 1342/1342 1342 ± 0.00004139 5.372 5.165/6.082 5.539 ± 0.5549
ea28 1342 1342/1342 1342 ± 0.00003515 5.394 5.214/6.132 5.651 ± 0.6147
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 ± 0.00002394 5.229 5.136/5.528 5.304 ± 0.2682
3 1342 1342/1342 1342 ± 0.00002423 4.906 4.731/5.24 4.982 ± 0.345
4 1342 1342/1342 1342 ± 0.00002586 5.09 4.891/5.332 5.083 ± 0.3326
5 1342 1342/1342 1342 ± 0.00002394 5.221 4.976/5.419 5.203 ± 0.3208
6 1342 1342/1342 1342 ± 0.00002394 5.141 5.006/5.352 5.15 ± 0.2802
7 1342 1342/1342 1342 ± 0.00002394 5.201 5.061/5.309 5.191 ± 0.2524
8 1342 1342/1342 1342 ± 0.00002394 5.2 4.938/5.325 5.128 ± 0.2773
9 1342 1342/1342 1342 ± 0.00002394 5.391 5.252/5.645 5.39 ± 0.3088
10 1342 1342/1342 1342 ± 0.00002394 5.811 5.674/5.985 5.789 ± 0.2944
11 1342 1342/1342 1342 ± 0.00002394 6.055 5.874/6.197 5.99 ± 0.2959
12 1342 1342/1342 1342 ± 0.00002394 6.183 5.948/6.361 6.147 ± 0.3264
13 1342 1342/1342 1342 ± 0.00002394 6.564 6.455/6.696 6.551 ± 0.33
14 1342 1342/1342 1342 ± 0.00002394 6.768 6.542/7.075 6.751 ± 0.3634
15 1342 1342/1342 1342 ± 0.00002394 6.518 6.242/6.682 6.43 ± 0.3697
16 1342 1342/1342 1342 ± 0.00004089 5.651 5.415/5.956 5.705 ± 0.3398
17 1342 1342/1342 1342 ± 0.00004219 5.677 5.468/6.024 5.705 ± 0.3271
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
Start time
2024-12-31 05:20:57.369
End
2024-12-31 06:19:48.650
Duration
0:58:51.281
Note, WebLog generation is not included in the time.

CASA logs for stage 8