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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.2 5.011/6 5.412 ± 0.7731
ea02 1342 1342/1342 1342 ± 0.00004706 5.53 5.144/6.403 5.656 ± 0.8447
ea04 1342 1342/1342 1342 ± 0.00003064 5.215 4.817/5.871 5.24 ± 0.7209
ea05 1342 1342/1342 1342 ± 0.00002069 5.433 5.076/6.452 5.651 ± 0.817
ea06 1342 1342/1342 1342 ± 0.0000413 5.263 4.809/5.989 5.339 ± 0.7906
ea07 1342 1342/1342 1342 ± 0.00004239 5.684 5.153/6.058 5.551 ± 0.793
ea08 1342 1342/1342 1342 ± 0.00004361 5.819 5.339/6.663 5.849 ± 0.9689
ea09 1342 1342/1342 1342 ± 0.00002436 5.394 4.968/6.209 5.449 ± 0.785
ea10 1342 1342/1342 1342 ± 0.00004427 5.111 4.68/5.826 5.133 ± 0.7462
ea11 1342 1342/1342 1342 ± 0.00004281 5.763 5.179/6.381 5.694 ± 0.8822
ea12 1342 1342/1342 1342 ± 0.00004178 5.397 5.13/6.271 5.562 ± 0.8843
ea13 1342 1342/1342 1342 ± 0.00001431 5.557 5.435/6.116 5.706 ± 0.6907
ea14 1342 1342/1342 1342 ± 0.00003787 5.536 5.106/6.421 5.682 ± 0.8971
ea15 1342 1342/1342 1342 ± 0.0000198 5.406 5.14/6.245 5.555 ± 0.888
ea16 1342 1342/1342 1342 ± 0.00003096 5.742 5.353/6.635 5.844 ± 0.9479
ea17 1342 1342/1342 1342 ± 0.00004317 5.82 5.248/6.874 5.845 ± 0.9616
ea18 1342 1342/1342 1342 ± 0.00004388 4.813 4.657/5.614 4.995 ± 0.6514
ea19 1342 1342/1342 1342 ± 0.000009726 5.682 5.459/6.66 5.856 ± 0.8744
ea20 1342 1342/1342 1342 ± 0.00004294 5.768 5.462/6.784 5.96 ± 0.9543
ea21 1342 1342/1342 1342 ± 0.00003264 5.462 5.158/6.231 5.557 ± 0.8091
ea22 1342 1342/1342 1342 ± 0.00003524 5.291 4.9/6.314 5.533 ± 0.8289
ea23 1342 1342/1342 1342 ± 0.00005284 6.324 5.958/6.805 5.892 ± 1.126
ea24 1342 1342/1342 1342 ± 0.00001415 4.984 4.705/5.939 5.249 ± 0.7067
ea25 1342 1342/1342 1342 ± 0.0000427 5.506 5.009/6.22 5.534 ± 0.829
ea26 1342 1342/1342 1342 ± 0.00001953 5.617 5.419/6.719 5.854 ± 0.8896
ea27 1342 1342/1342 1342 ± 0.00004288 5.458 5.062/6.359 5.544 ± 0.824
ea28 1342 1342/1342 1342 ± 0.00004459 5.584 5.338/6.532 5.811 ± 0.8851
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 ± 0.00002349 5.218 5.08/5.447 5.217 ± 0.3116
5 1342 1342/1342 1342 ± 0.00002909 5.135 4.844/5.278 5.079 ± 0.2796
6 1342 1342/1342 1342 ± 0.00002349 5.22 4.976/5.345 5.172 ± 0.2474
7 1342 1342/1342 1342 ± 0.00002349 5.206 5.032/5.397 5.205 ± 0.2466
8 1342 1342/1342 1342 ± 0.00002349 5.211 5.005/5.355 5.173 ± 0.2815
9 1342 1342/1342 1342 ± 0.0000238 5.506 5.277/5.693 5.46 ± 0.2782
10 1342 1342/1342 1342 ± 0.00002307 5.942 5.773/6.047 5.895 ± 0.2811
11 1342 1342/1342 1342 ± 0.00002307 6.178 5.993/6.362 6.167 ± 0.2829
12 1342 1342/1342 1342 ± 0.00002307 6.315 6.099/6.498 6.319 ± 0.3077
13 1342 1342/1342 1342 ± 0.00002307 6.626 6.397/6.841 6.621 ± 0.3551
14 1342 1342/1342 1342 ± 0.00002307 6.882 6.621/7.098 6.816 ± 0.3566
15 1342 1342/1342 1342 ± 0.00002549 6.53 6.27/6.761 6.486 ± 0.3802
16 1342 1342/1342 1342 ± 0.0000571 4.183 4.06/4.295 4.176 ± 0.1705
17 1342 1342/1342 1342 ± 0.00005549 4.118 3.99/4.291 4.146 ± 0.2258
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
Start time
2024-11-08 00:04:11.233
End
2024-11-08 01:01:44.406
Duration
0:57:33.173
Note, WebLog generation is not included in the time.

CASA logs for stage 8