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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.481 5.396/6.076 5.706 ± 0.5522
ea02 1342 1342/1342 1342 ± 0.00001688 5.855 5.418/6.455 5.953 ± 0.652
ea04 1342 1342/1342 1342 ± 0.00001716 5.713 5.322/6.266 5.815 ± 0.5509
ea05 1342 1342/1342 1342 ± 0 5.541 5.261/5.959 5.601 ± 0.4421
ea06 1342 1342/1342 1342 ± 0 3.189 3.094/3.44 3.245 ± 0.1745
ea07 1342 1342/1342 1342 ± 0 5.311 5.27/5.563 5.399 ± 0.2051
ea08 1342 1342/1342 1342 ± 0.00002474 5.664 5.369/6.262 5.744 ± 0.5923
ea09 1342 1342/1342 1342 ± 0.00001059 4.619 4.518/5.001 4.696 ± 0.3124
ea10 1342 1342/1342 1342 ± 0 5.447 5.221/6.174 5.638 ± 0.5428
ea11 1342 1342/1342 1342 ± 0 5.886 5.52/6.536 6.013 ± 0.6325
ea12 1342 1342/1342 1342 ± 0 5.418 5.132/5.729 5.467 ± 0.3276
ea13 1342 1342/1342 1342 ± 0 5.753 5.63/6.158 5.926 ± 0.4299
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.999 4.964/5.133 5.032 ± 0.2525
ea17 1342 1342/1342 1342 ± 0.0000218 6.054 5.729/6.59 6.125 ± 0.5464
ea18 1342 1342/1342 1342 ± 0 5.002 4.759/5.438 5.086 ± 0.3843
ea19 1342 1342/1342 1342 ± 0 5.842 5.601/6.076 5.871 ± 0.3273
ea21 1342 1342/1342 1342 ± 0 5.94 5.552/6.434 6.017 ± 0.5368
ea22 1342 1342/1342 1342 ± 0.00001424 5.14 4.903/5.845 5.315 ± 0.5054
ea23 1342 1342/1342 1342 ± 0 6.25 5.627/6.641 6.214 ± 0.6111
ea25 1342 1342/1342 1342 ± 0.000002982 5.407 5.329/5.484 5.395 ± 0.1659
ea26 1342 1342/1342 1342 ± 0 5.277 5.125/5.644 5.365 ± 0.3725
ea27 1342 1342/1342 1342 ± 0.00001088 5.298 5.074/5.865 5.445 ± 0.4353
ea28 1342 1342/1342 1342 ± 0.00003341 5.711 5.502/6.48 5.954 ± 0.6405
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 ± 0.00002603 5.463 5.285/5.648 5.411 ± 0.3158
3 1342 1342/1342 1342 ± 0.00003528 5.025 4.718/5.322 5.016 ± 0.3183
4 1342 1342/1342 1342 ± 0.00002895 5.214 5.047/5.424 5.2 ± 0.3348
5 1342 1342/1342 1342 ± 0.00002603 5.391 5.149/5.574 5.334 ± 0.325
6 1342 1342/1342 1342 ± 0.00002603 5.302 5.174/5.469 5.286 ± 0.2766
7 1342 1342/1342 1342 ± 0.00002603 5.365 5.109/5.544 5.288 ± 0.2925
8 1342 1342/1342 1342 ± 0.00002603 5.282 5.005/5.485 5.254 ± 0.3498
9 1342 1342/1342 1342 ± 0.00002603 5.668 5.225/5.782 5.482 ± 0.4149
10 1342 1342/1342 1342 ± 0.00002603 5.714 5.557/6.151 5.674 ± 0.6661
11 1342 1342/1342 1342 ± 0.00002603 5.941 5.633/6.343 5.804 ± 0.7544
12 1342 1342/1342 1342 ± 0.00002603 6.116 5.76/6.439 5.931 ± 0.7742
13 1342 1342/1342 1342 ± 0.00002603 6.422 6.014/6.894 6.26 ± 0.8522
14 1342 1342/1342 1342 ± 0.00002603 6.545 6.096/6.995 6.39 ± 0.8722
15 1342 1342/1342 1342 ± 0.00002603 6.144 5.732/6.624 6.003 ± 0.8526
16 1342 1342/1342 1342 ± 0.00004292 5.391 4.988/5.678 5.291 ± 0.714
17 1342 1342/1342 1342 ± 0.00003564 5.436 5.017/5.803 5.394 ± 0.5978
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-03-29 07:25:26.813
End
2024-03-29 08:16:56.563
Duration
0:51:29.750
Note, WebLog generation is not included in the time.

CASA logs for stage 7