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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.646 5.43/6.294 5.844 ± 0.5796
ea02 1342 1342/1342 1342 ± 0.00002198 5.958 5.695/6.795 6.236 ± 0.7442
ea03 1342 1342/1342 1342 ± 0.00001103 5.406 4.925/6.169 5.566 ± 0.6742
ea04 1342 1342/1342 1342 ± 0 5.822 5.424/6.485 5.957 ± 0.5833
ea05 1342 1342/1342 1342 ± 0 6.17 5.565/6.628 6.074 ± 0.6039
ea06 1342 1342/1342 1342 ± 0 5.063 4.952/5.503 5.195 ± 0.3556
ea07 1342 1342/1342 1342 ± 0 6.189 5.675/6.475 6.198 ± 0.6268
ea08 1342 1342/1342 1342 ± 0.00003309 5.98 5.706/6.868 6.231 ± 0.7381
ea09 1342 1342/1342 1342 ± 0.00001629 5.877 5.441/6.604 6.021 ± 0.7415
ea10 1342 1342/1342 1342 ± 0 6.193 5.589/6.928 6.207 ± 0.7561
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.996 5.587/6.596 6.161 ± 0.6336
ea13 1342 1342/1342 1342 ± 0.00001404 6.122 5.965/6.579 6.313 ± 0.5455
ea14 1342 1342/1342 1342 ± 0 6.183 5.496/6.632 6.16 ± 0.6673
ea15 1342 1342/1342 1342 ± 0 6.124 5.723/6.785 6.323 ± 0.7173
ea16 1342 1342/1342 1342 ± 0 6.244 5.754/6.958 6.405 ± 0.7933
ea17 1342 1342/1342 1342 ± 0.00001118 6.523 5.911/7.288 6.665 ± 0.7268
ea18 1342 1342/1342 1342 ± 0 5.139 4.798/5.678 5.222 ± 0.5571
ea19 1342 1342/1342 1342 ± 0 5.955 5.556/6.627 6.135 ± 0.6461
ea20 1342 1342/1342 1342 ± 0 6.129 5.722/6.786 6.247 ± 0.6429
ea23 1342 1342/1342 1342 ± 0 6.199 5.63/6.633 6.235 ± 0.6929
ea25 1342 1342/1342 1342 ± 0 5.815 5.52/6.337 5.959 ± 0.5834
ea26 1342 1342/1342 1342 ± 0.00001162 6.211 5.914/6.976 6.425 ± 0.7837
ea27 1342 1342/1342 1342 ± 0.00001218 5.793 5.545/6.644 5.984 ± 0.6623
ea28 1342 1342/1342 1342 ± 0.00003843 5.615 5.426/6.427 5.841 ± 0.6899
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 ± 0.00002447 5.621 5.452/5.838 5.589 ± 0.2843
3 1342 1342/1342 1342 ± 0.00002531 5.384 5.015/5.572 5.294 ± 0.3518
4 1342 1342/1342 1342 ± 0.00002677 5.29 4.892/5.404 5.17 ± 0.3214
5 1342 1342/1342 1342 ± 0.00002447 5.52 5.319/5.667 5.477 ± 0.3228
6 1342 1342/1342 1342 ± 0.00002447 5.586 5.382/5.772 5.542 ± 0.3437
7 1342 1342/1342 1342 ± 0.00002447 5.577 5.469/5.761 5.578 ± 0.311
8 1342 1342/1342 1342 ± 0.00002447 5.533 5.365/5.7 5.52 ± 0.3434
9 1342 1342/1342 1342 ± 0.00002447 5.792 5.582/6.127 5.811 ± 0.3799
10 1342 1342/1342 1342 ± 0.00002447 6.234 6.068/6.533 6.223 ± 0.3685
11 1342 1342/1342 1342 ± 0.00002447 6.554 6.289/6.742 6.469 ± 0.382
12 1342 1342/1342 1342 ± 0.00002447 6.708 6.492/6.917 6.655 ± 0.4211
13 1342 1342/1342 1342 ± 0.00002447 7.193 7.003/7.273 7.108 ± 0.4447
14 1342 1342/1342 1342 ± 0.00002447 7.346 7.119/7.631 7.295 ± 0.4981
15 1342 1342/1342 1342 ± 0.00002447 6.883 6.583/7.112 6.796 ± 0.4784
16 1342 1342/1342 1342 ± 0.00004488 6.221 5.865/6.431 6.156 ± 0.4404
17 1342 1342/1342 1342 ± 0.00003901 6.293 5.924/6.485 6.184 ± 0.4261
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-02-12 21:12:32.893
End
2025-02-12 21:39:26.054
Duration
0:26:53.161
Note, WebLog generation is not included in the time.

CASA logs for stage 8