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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.556 5.094/5.99 5.46 ± 0.7582
ea02 1342 1342/1342 1342 ± 0.00004403 5.743 5.181/6.401 5.743 ± 0.8452
ea05 1342 1342/1342 1342 ± 0.00002834 5.489 4.748/5.996 5.374 ± 0.6945
ea06 1342 1342/1342 1342 ± 0.00001608 5.103 4.491/5.356 4.929 ± 0.5904
ea07 1342 1342/1342 1342 ± 0.00004394 5.712 5.249/6.016 5.517 ± 0.8253
ea08 1342 1342/1342 1342 ± 0.0000445 6.111 5.437/6.733 6 ± 1.017
ea09 1342 1342/1342 1342 ± 0.00002472 5.036 4.676/5.565 5.051 ± 0.5719
ea10 1342 1342/1342 1342 ± 0.00004503 5.461 5.105/6.488 5.652 ± 0.929
ea11 1342 1342/1342 1342 ± 0.00004276 5.481 5.206/6.357 5.663 ± 0.934
ea12 1342 1342/1342 1342 ± 0.0000159 5.286 5.126/6.282 5.551 ± 0.8979
ea13 1342 1342/1342 1342 ± 0.00001304 5.738 5.206/5.845 5.565 ± 0.6081
ea14 1342 1342/1342 1342 ± 0.00004969 6.363 5.692/6.897 6.038 ± 0.9754
ea15 1342 1342/1342 1342 ± 0.00000973 5.197 4.983/6.012 5.457 ± 0.7819
ea16 1342 1342/1342 1342 ± 0 5.002 4.954/5.196 5.139 ± 0.2604
ea17 1342 1342/1342 1342 ± 0.0000436 5.785 5.465/6.868 5.857 ± 1.003
ea18 1342 1342/1342 1342 ± 0.00003909 4.825 4.617/5.641 4.971 ± 0.7277
ea19 1342 1342/1342 1342 ± 0.00001488 5.7 5.117/6.274 5.656 ± 0.7301
ea20 1342 1342/1342 1342 ± 0.00002882 5.986 5.6/6.833 5.953 ± 0.9885
ea21 1342 1342/1342 1342 ± 0.00003896 5.64 5.103/6.013 5.502 ± 0.7333
ea22 1342 1342/1342 1342 ± 0.0000382 5.58 4.977/6.288 5.589 ± 0.7719
ea23 1342 1342/1342 1342 ± 0.00004444 5.866 5.375/6.453 5.786 ± 0.9565
ea25 1342 1342/1342 1342 ± 0 5.253 5.2/5.282 5.218 ± 0.1365
ea26 1342 1342/1342 1342 ± 0.00002736 5.342 5.154/6.136 5.505 ± 0.6931
ea27 1342 1342/1342 1342 ± 0.00004318 5.395 5.086/6.366 5.548 ± 0.862
ea28 1342 1342/1342 1342 ± 0.00004407 5.63 5.343/6.452 5.734 ± 0.9078
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.
5 1342 1342/1342 1342 ± 0.00002508 5.569 5.247/5.744 5.489 ± 0.4024
6 1342 1342/1342 1342 ± 0.00002439 5.176 4.971/5.319 5.147 ± 0.2625
7 1342 1342/1342 1342 ± 0.00002439 5.16 4.992/5.236 5.133 ± 0.245
8 1342 1342/1342 1342 ± 0.00002439 5.115 4.965/5.313 5.123 ± 0.2869
9 1342 1342/1342 1342 ± 0.00002439 5.306 5.045/5.456 5.228 ± 0.3367
10 1342 1342/1342 1342 ± 0.00002489 5.783 5.67/6.008 5.8 ± 0.3396
11 1342 1342/1342 1342 ± 0.00002489 6.077 5.838/6.299 6.036 ± 0.3544
12 1342 1342/1342 1342 ± 0.00002489 6.281 5.99/6.442 6.199 ± 0.3614
13 1342 1342/1342 1342 ± 0.00002489 6.527 6.391/6.897 6.577 ± 0.3722
14 1342 1342/1342 1342 ± 0.00002489 6.782 6.557/6.999 6.709 ± 0.417
15 1342 1342/1342 1342 ± 0.00002501 6.404 6.144/6.754 6.377 ± 0.4641
16 1342 1342/1342 1342 ± 0.00005879 4.085 3.92/4.311 4.106 ± 0.2358
17 1342 1342/1342 1342 ± 0.00005805 4.215 4.047/4.445 4.244 ± 0.2705
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-10-31 08:38:18.422
End
2024-10-31 09:37:26.373
Duration
0:59:07.951
Note, WebLog generation is not included in the time.

CASA logs for stage 8