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 5.55 5.28/6.378 5.68 ± 0.7965
ea02 1342 1342/1342 1342 ± 0.00004274 5.918 5.489/6.799 5.998 ± 0.9332
ea04 1342 1342/1342 1342 ± 0.00003763 5.266 4.847/5.96 5.315 ± 0.7429
ea05 1342 1342/1342 1342 ± 0.00001811 5.372 5.005/6.329 5.63 ± 0.8468
ea06 1342 1342/1342 1342 ± 0.0000419 4.969 4.702/5.695 5.141 ± 0.6678
ea07 1342 1342/1342 1342 ± 0.00004067 5.841 5.378/6.302 5.777 ± 0.8263
ea08 1342 1342/1342 1342 ± 0.00004261 5.967 5.677/6.927 6.101 ± 0.9962
ea09 1342 1342/1342 1342 ± 0.00003147 5.347 4.946/5.751 5.279 ± 0.6284
ea10 1342 1342/1342 1342 ± 0.00004008 5.198 4.762/5.973 5.29 ± 0.7321
ea11 1342 1342/1342 1342 ± 0.00004201 5.909 5.415/6.717 5.949 ± 0.9396
ea12 1342 1342/1342 1342 ± 0.00004191 5.728 5.224/6.363 5.648 ± 0.8295
ea13 1342 1342/1342 1342 ± 0.00001949 5.873 5.583/6.355 5.918 ± 0.7567
ea14 1342 1342/1342 1342 ± 0.00003779 5.57 5.281/6.635 5.831 ± 0.9291
ea15 1342 1342/1342 1342 ± 0.00003092 5.26 4.984/6.147 5.477 ± 0.8588
ea16 1342 1342/1342 1342 ± 0.0000268 5.786 5.378/6.682 5.867 ± 0.9274
ea17 1342 1342/1342 1342 ± 0.00004051 6.019 5.613/7.099 6.13 ± 0.9869
ea18 1342 1342/1342 1342 ± 0.00004282 5.115 4.71/5.807 5.145 ± 0.6797
ea19 1342 1342/1342 1342 ± 0.00001488 5.653 5.368/6.603 5.882 ± 0.8991
ea20 1342 1342/1342 1342 ± 0.00004174 6.039 5.624/6.93 6.171 ± 0.9905
ea21 1342 1342/1342 1342 ± 0.00003182 5.451 5.18/6.307 5.589 ± 0.843
ea22 1342 1342/1342 1342 ± 0.00003902 5.439 5.179/6.467 5.685 ± 0.8146
ea23 1342 1342/1342 1342 ± 0.00005188 6.593 6.152/7.029 6.102 ± 1.166
ea24 1342 1342/1342 1342 ± 0.00002084 5.172 4.904/6.11 5.417 ± 0.7224
ea25 1342 1342/1342 1342 ± 0.00004114 5.672 5.32/6.567 5.792 ± 0.8752
ea26 1342 1342/1342 1342 ± 0.00003086 5.867 5.634/6.777 6.029 ± 0.8797
ea27 1342 1342/1342 1342 ± 0.00004045 5.574 5.203/6.483 5.713 ± 0.8073
ea28 1342 1342/1342 1342 ± 0.0000413 6.055 5.564/6.847 6.068 ± 0.9427
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 ± 0.00002348 5.58 5.19/5.785 5.491 ± 0.3782
5 1342 1342/1342 1342 ± 0.00002395 5.341 5.056/5.568 5.333 ± 0.3751
6 1342 1342/1342 1342 ± 0.00002348 5.357 4.958/5.564 5.272 ± 0.3258
7 1342 1342/1342 1342 ± 0.00002348 5.365 4.989/5.487 5.309 ± 0.3154
8 1342 1342/1342 1342 ± 0.00002348 5.373 4.983/5.489 5.279 ± 0.3571
9 1342 1342/1342 1342 ± 0.00002381 5.582 5.292/5.804 5.534 ± 0.3391
10 1342 1342/1342 1342 ± 0.00002306 6.094 5.793/6.305 6.037 ± 0.3617
11 1342 1342/1342 1342 ± 0.00002306 6.327 6.111/6.595 6.31 ± 0.3522
12 1342 1342/1342 1342 ± 0.00002306 6.561 6.257/6.789 6.485 ± 0.3894
13 1342 1342/1342 1342 ± 0.00002306 6.88 6.498/7.2 6.823 ± 0.4233
14 1342 1342/1342 1342 ± 0.00002306 7.131 6.856/7.407 7.024 ± 0.4548
15 1342 1342/1342 1342 ± 0.000025 6.581 6.224/6.821 6.499 ± 0.4337
16 1342 1342/1342 1342 ± 0.00005207 4.245 4.141/4.34 4.24 ± 0.1446
17 1342 1342/1342 1342 ± 0.00005554 4.223 4.097/4.403 4.253 ± 0.209
statwtmode
VLASS-SE
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-11-23 10:54:57.954
End
2024-11-23 11:49:08.048
Duration
0:54:10.094
Note, WebLog generation is not included in the time.

CASA logs for stage 8