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

Statwt Summary Plot

VLASS2.2.sb40507148.eb40987311.59548.184427245375_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 6.577 5.908/7.274 6.489 ± 0.8067
ea03 1342 1342/1342 1342 ± 0.00000158 6.244 5.438/6.905 6.097 ± 0.7761
ea04 1342 1342/1342 1342 ± 0 5.944 5.479/6.395 5.991 ± 0.6332
ea05 1342 1342/1342 1342 ± 0 6.127 5.736/7.134 6.421 ± 0.7481
ea06 1342 1342/1342 1342 ± 0 6.299 5.731/6.665 6.284 ± 0.5983
ea07 1342 1342/1342 1342 ± 0 6.227 5.549/6.335 6.146 ± 0.6077
ea08 1342 1342/1342 1342 ± 0 6.762 5.75/6.972 6.526 ± 0.7403
ea09 1342 1342/1342 1342 ± 0 6.224 5.675/7.012 6.374 ± 0.7888
ea10 1342 1342/1342 1342 ± 0 6.198 5.846/7.077 6.418 ± 0.6673
ea11 1342 1342/1342 1342 ± 0.000002559 6.294 5.625/6.945 6.362 ± 0.7826
ea12 1342 1342/1342 1342 ± 0 6.451 5.865/6.921 6.496 ± 0.7046
ea13 1342 1342/1342 1342 ± 0 6.092 5.998/6.564 6.249 ± 0.5121
ea14 1342 1342/1342 1342 ± 0 6.288 5.903/6.995 6.498 ± 0.6773
ea15 1342 1342/1342 1342 ± 0 5.237 4.912/5.716 5.344 ± 0.5258
ea16 1342 1342/1342 1342 ± 0 6.476 5.925/7.057 6.524 ± 0.7681
ea17 1342 1342/1342 1342 ± 0 6.648 6.121/7.518 6.823 ± 0.7581
ea18 1342 1342/1342 1342 ± 0 5.282 4.941/5.692 5.309 ± 0.494
ea19 1342 1342/1342 1342 ± 0 6.503 6.221/7.472 6.793 ± 0.7352
ea20 1342 1342/1342 1342 ± 0 6.023 5.893/6.999 6.34 ± 0.6684
ea21 1342 1342/1342 1342 ± 0 5.978 5.706/6.75 6.179 ± 0.6197
ea22 1342 1342/1342 1342 ± 0 6.26 5.544/6.737 6.148 ± 0.6677
ea23 1342 1342/1342 1342 ± 0 6.102 5.942/7.046 6.511 ± 0.7438
ea24 1342 1342/1342 1342 ± 0 6.304 5.378/6.635 6.077 ± 0.6318
ea25 1342 1342/1342 1342 ± 0 6.618 5.864/6.924 6.564 ± 0.7766
ea26 1342 1342/1342 1342 ± 0.000001117 6.655 6.074/7.368 6.656 ± 0.8536
ea27 1342 1342/1342 1342 ± 0 6.294 5.814/7.146 6.431 ± 0.7509
ea28 1342 1342/1342 1342 ± 0 6.349 5.965/7.135 6.546 ± 0.7431
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 ± 0.00002305 5.812 5.609/6.004 5.799 ± 0.3457
3 1342 1342/1342 1342 ± 0.00002359 5.487 5.228/5.623 5.423 ± 0.3129
4 1342 1342/1342 1342 ± 0.00003718 5.514 5.259/5.815 5.41 ± 0.4667
5 1342 1342/1342 1342 ± 0.00002305 5.856 5.482/5.991 5.708 ± 0.3751
6 1342 1342/1342 1342 ± 0.00002305 5.767 5.502/5.945 5.713 ± 0.3109
7 1342 1342/1342 1342 ± 0.00002305 5.809 5.586/5.946 5.737 ± 0.3226
8 1342 1342/1342 1342 ± 0.00002305 5.725 5.475/5.937 5.688 ± 0.3587
9 1342 1342/1342 1342 ± 0.00002305 6.113 5.798/6.291 5.998 ± 0.3679
10 1342 1342/1342 1342 ± 0.00002305 6.579 6.292/6.714 6.465 ± 0.3756
11 1342 1342/1342 1342 ± 0.00002305 6.8 6.573/6.996 6.713 ± 0.3946
12 1342 1342/1342 1342 ± 0.00002305 6.938 6.638/7.077 6.86 ± 0.4461
13 1342 1342/1342 1342 ± 0.00002305 7.44 7.1/7.79 7.39 ± 0.4785
14 1342 1342/1342 1342 ± 0.00002305 7.73 7.387/7.951 7.613 ± 0.4692
15 1342 1342/1342 1342 ± 0.00002305 7.173 6.887/7.533 7.134 ± 0.4935
16 1342 1342/1342 1342 ± 0.00002305 6.311 6.135/6.792 6.41 ± 0.4858
17 1342 1342/1342 1342 ± 0.00002305 6.399 6.1/6.544 6.344 ± 0.4735
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.2.sb40507148.eb40987311.59548.184427245375_split_split.ms
Start time
2025-06-07 17:59:20.820
End
2025-06-07 19:13:06.911
Duration
1:13:46.091
Note, WebLog generation is not included in the time.

CASA logs for stage 8