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

Statwt Summary Plot

VLASS2.1.sb38536469.eb38590168.59084.87988079861_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 5.144 4.888/5.542 5.254 ± 0.5059
ea02 1342 1342/1342 1342 ± 0 5.254 4.905/5.928 5.433 ± 0.6098
ea04 1342 1342/1342 1342 ± 0 5.02 4.707/5.551 5.17 ± 0.4918
ea05 1342 1342/1342 1342 ± 0 5.51 5.01/6.028 5.548 ± 0.6003
ea06 1342 1342/1342 1342 ± 0 4.853 4.623/5.263 4.955 ± 0.392
ea07 1342 1342/1342 1342 ± 0 5.447 5.027/5.759 5.496 ± 0.5281
ea08 1342 1342/1342 1342 ± 0.000007473 5.274 5.033/6.06 5.553 ± 0.6149
ea09 1342 1342/1342 1342 ± 0 5.19 4.727/5.776 5.264 ± 0.6017
ea10 1342 1342/1342 1342 ± 0 5.116 4.697/5.808 5.217 ± 0.5553
ea11 1342 1342/1342 1342 ± 0 5.364 4.765/5.79 5.338 ± 0.5766
ea12 1342 1342/1342 1342 ± 0 5.399 4.975/5.889 5.518 ± 0.5479
ea13 1342 1342/1342 1342 ± 0 5.447 5.192/5.881 5.585 ± 0.5083
ea14 1342 1342/1342 1342 ± 0 5.461 4.979/5.98 5.521 ± 0.616
ea15 1342 1342/1342 1342 ± 0 5.155 4.694/5.699 5.265 ± 0.6197
ea16 1342 1342/1342 1342 ± 0 5.759 5.251/6.298 5.855 ± 0.6963
ea17 1342 1342/1342 1342 ± 0.000002136 5.486 5.105/5.967 5.585 ± 0.5893
ea18 1342 1342/1342 1342 ± 0 4.701 4.382/5.149 4.787 ± 0.4749
ea19 1342 1342/1342 1342 ± 0 5.572 5.133/6.193 5.714 ± 0.6236
ea20 1342 1342/1342 1342 ± 0 5.699 5.301/6.267 5.764 ± 0.6259
ea21 1342 1342/1342 1342 ± 0 5.292 4.978/5.858 5.416 ± 0.5393
ea22 1342 1342/1342 1342 ± 0 5.124 4.854/5.91 5.351 ± 0.6175
ea23 1342 1342/1342 1342 ± 0 5.768 5.152/6.155 5.708 ± 0.6131
ea25 1342 1342/1342 1342 ± 0.000002136 5.195 4.828/5.611 5.257 ± 0.5343
ea26 1342 1342/1342 1342 ± 0 5.325 5.002/6.085 5.511 ± 0.6418
ea27 1342 1342/1342 1342 ± 0.00001518 5.153 4.844/5.899 5.306 ± 0.5562
ea28 1342 1342/1342 1342 ± 0.00001564 5.24 4.957/5.898 5.407 ± 0.5881
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 ± 0.00002354 4.977 4.818/5.174 4.978 ± 0.2086
3 1342 1342/1342 1342 ± 0.0000241 4.685 4.568/5.041 4.768 ± 0.274
4 1342 1342/1342 1342 ± 0.00002354 4.726 4.663/4.93 4.78 ± 0.2394
5 1342 1342/1342 1342 ± 0.00002354 4.904 4.708/5.027 4.904 ± 0.2487
6 1342 1342/1342 1342 ± 0.00002354 4.894 4.715/5.05 4.873 ± 0.2299
7 1342 1342/1342 1342 ± 0.00002354 4.936 4.806/5.123 4.944 ± 0.2065
8 1342 1342/1342 1342 ± 0.00002354 4.96 4.737/5.087 4.921 ± 0.2372
9 1342 1342/1342 1342 ± 0.00002354 5.278 5.097/5.411 5.193 ± 0.2697
10 1342 1342/1342 1342 ± 0.00002354 5.663 5.517/5.775 5.602 ± 0.2653
11 1342 1342/1342 1342 ± 0.00002354 5.872 5.708/5.971 5.798 ± 0.267
12 1342 1342/1342 1342 ± 0.00002354 5.961 5.77/6.158 5.934 ± 0.2956
13 1342 1342/1342 1342 ± 0.00002354 6.333 6.202/6.452 6.317 ± 0.3243
14 1342 1342/1342 1342 ± 0.00002354 6.538 6.284/6.657 6.463 ± 0.3454
15 1342 1342/1342 1342 ± 0.00002354 6.18 5.967/6.345 6.119 ± 0.3251
16 1342 1342/1342 1342 ± 0.00002741 5.469 5.244/5.761 5.509 ± 0.3268
17 1342 1342/1342 1342 ± 0.00002571 5.451 5.273/5.756 5.512 ± 0.3084
vis
VLASS2.1.sb38536469.eb38590168.59084.87988079861_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-18 08:58:26.895
End
2024-12-18 10:10:07.797
Duration
1:11:40.902
Note, WebLog generation is not included in the time.

CASA logs for stage 8