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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.607 5.276/6.1 5.718 ± 0.5538
ea02 1342 1342/1342 1342 ± 0 5.933 5.347/6.423 5.982 ± 0.6431
ea04 1342 1342/1342 1342 ± 0 5.521 5.148/6.112 5.68 ± 0.5646
ea05 1342 1342/1342 1342 ± 0 5.537 5.29/6.225 5.784 ± 0.5932
ea06 1342 1342/1342 1342 ± 0 4.938 4.772/5.416 5.091 ± 0.3845
ea07 1342 1342/1342 1342 ± 0 5.877 5.476/6.229 5.967 ± 0.5673
ea08 1342 1342/1342 1342 ± 0 5.958 5.483/6.635 6.112 ± 0.6741
ea09 1342 1342/1342 1342 ± 0 5.652 5.137/6.227 5.746 ± 0.6468
ea11 1342 1342/1342 1342 ± 0 5.81 5.268/6.356 5.836 ± 0.6336
ea12 1342 1342/1342 1342 ± 0 5.803 5.353/6.421 5.993 ± 0.6519
ea13 1342 1342/1342 1342 ± 0 5.951 5.761/6.429 6.178 ± 0.5016
ea14 1342 1342/1342 1342 ± 0 5.639 5.191/6.313 5.801 ± 0.6328
ea15 1342 1342/1342 1342 ± 0 5.526 5.057/6.147 5.686 ± 0.6802
ea16 1342 1342/1342 1342 ± 0 5.959 5.584/6.492 6.151 ± 0.6945
ea17 1342 1342/1342 1342 ± 0 6.02 5.448/6.737 6.098 ± 0.6497
ea18 1342 1342/1342 1342 ± 0 5.053 4.718/5.528 5.155 ± 0.5118
ea19 1342 1342/1342 1342 ± 0 5.824 5.481/6.544 6.097 ± 0.6347
ea20 1342 1342/1342 1342 ± 0 6.002 5.701/6.756 6.249 ± 0.6513
ea21 1342 1342/1342 1342 ± 0 5.599 5.365/6.266 5.82 ± 0.5634
ea22 1342 1342/1342 1342 ± 0 5.531 5.256/6.295 5.8 ± 0.6349
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.491 5.148/6.025 5.623 ± 0.5761
ea26 1342 1342/1342 1342 ± 0 5.957 5.566/6.664 6.161 ± 0.6878
ea27 1342 1342/1342 1342 ± 0.00003992 5.686 5.25/6.414 5.796 ± 0.6179
ea28 1342 1342/1342 1342 ± 0 5.649 5.338/6.359 5.872 ± 0.6306
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 ± 0.00002442 5.401 5.201/5.564 5.387 ± 0.2571
3 1342 1342/1342 1342 ± 0.00002442 5.156 5.065/5.414 5.202 ± 0.2608
4 1342 1342/1342 1342 ± 0.00002493 5.334 5.065/5.469 5.265 ± 0.3028
5 1342 1342/1342 1342 ± 0.00002442 5.302 5.073/5.469 5.29 ± 0.3305
6 1342 1342/1342 1342 ± 0.00002442 5.286 5.054/5.423 5.242 ± 0.2909
7 1342 1342/1342 1342 ± 0.00002442 5.333 5.158/5.484 5.315 ± 0.2559
8 1342 1342/1342 1342 ± 0.00002442 5.345 5.097/5.462 5.278 ± 0.2765
9 1342 1342/1342 1342 ± 0.00002442 5.581 5.366/5.853 5.561 ± 0.3145
10 1342 1342/1342 1342 ± 0.00002442 6.019 5.913/6.211 6.01 ± 0.3107
11 1342 1342/1342 1342 ± 0.00002442 6.274 6.135/6.373 6.214 ± 0.3155
12 1342 1342/1342 1342 ± 0.00002442 6.409 6.225/6.578 6.386 ± 0.3477
13 1342 1342/1342 1342 ± 0.00002442 6.818 6.691/7.063 6.814 ± 0.3615
14 1342 1342/1342 1342 ± 0.00002442 7.013 6.857/7.267 6.984 ± 0.4076
15 1342 1342/1342 1342 ± 0.00002442 6.626 6.447/6.876 6.581 ± 0.3857
16 1342 1342/1342 1342 ± 0.00003369 6.027 5.891/6.313 6.023 ± 0.3328
17 1342 1342/1342 1342 ± 0.00003348 6.037 5.901/6.248 6.014 ± 0.3251
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-02-07 04:44:56.457
End
2025-02-07 05:12:18.530
Duration
0:27:22.074
Note, WebLog generation is not included in the time.

CASA logs for stage 8