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

Statwt Summary Plot

VLASS2.1.sb38610195.eb38638028.59101.102248043986_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 5.71 5.421/6.106 5.827 ± 0.6108
ea02 1342 1342/1342 1342 ± 0.00001098 5.918 5.595/6.595 6.133 ± 0.7278
ea04 1342 1342/1342 1342 ± 0 5.617 5.142/6.284 5.751 ± 0.6085
ea05 1342 1342/1342 1342 ± 0 5.955 5.365/6.467 5.89 ± 0.6298
ea06 1342 1342/1342 1342 ± 0 4.935 4.747/5.271 5.009 ± 0.3442
ea07 1342 1342/1342 1342 ± 0 6.23 5.654/6.404 6.195 ± 0.5969
ea08 1342 1342/1342 1342 ± 0.00002012 5.87 5.639/6.71 6.178 ± 0.7437
ea09 1342 1342/1342 1342 ± 0 5.806 5.355/6.394 5.924 ± 0.6553
ea10 1342 1342/1342 1342 ± 0.000001169 6.068 5.422/6.618 6.063 ± 0.7008
ea11 1342 1342/1342 1342 ± 0 6.196 5.33/6.53 6.055 ± 0.7002
ea12 1342 1342/1342 1342 ± 0 6.024 5.491/6.656 6.157 ± 0.7043
ea13 1342 1342/1342 1342 ± 0 6.462 5.966/6.623 6.389 ± 0.5382
ea14 1342 1342/1342 1342 ± 0 6.079 5.386/6.628 6.056 ± 0.7011
ea15 1342 1342/1342 1342 ± 0 5.857 5.228/6.467 5.936 ± 0.7213
ea16 1342 1342/1342 1342 ± 0 6.317 5.824/7.007 6.482 ± 0.7512
ea17 1342 1342/1342 1342 ± 0.000006902 6.009 5.698/6.623 6.221 ± 0.6963
ea18 1342 1342/1342 1342 ± 0 5.175 4.779/5.633 5.26 ± 0.5423
ea19 1342 1342/1342 1342 ± 0 6.356 5.702/6.943 6.415 ± 0.7047
ea20 1342 1342/1342 1342 ± 0 6.422 5.85/6.971 6.422 ± 0.6621
ea21 1342 1342/1342 1342 ± 0 6.043 5.495/6.385 6.024 ± 0.5702
ea22 1342 1342/1342 1342 ± 0.000002337 5.539 5.315/6.174 5.793 ± 0.6788
ea23 1342 1342/1342 1342 ± 0 6.265 5.636/6.7 6.273 ± 0.7042
ea25 1342 1342/1342 1342 ± 0 5.664 5.317/6.274 5.819 ± 0.5901
ea26 1342 1342/1342 1342 ± 0 6.367 5.803/7.097 6.426 ± 0.6786
ea27 1342 1342/1342 1342 ± 0.00003707 5.735 5.434/6.486 5.874 ± 0.6255
ea28 1342 1342/1342 1342 ± 0.00003633 5.711 5.472/6.499 5.976 ± 0.7168
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 5.496 5.314/5.795 5.523 ± 0.2921
3 1342 1342/1342 1342 ± 0.00003922 5.006 4.869/5.133 5.02 ± 0.2325
4 1342 1342/1342 1342 ± 0.00002388 5.538 5.215/5.664 5.427 ± 0.3614
5 1342 1342/1342 1342 ± 0.00002348 5.513 5.244/5.653 5.46 ± 0.3606
6 1342 1342/1342 1342 ± 0.00002348 5.408 5.218/5.559 5.39 ± 0.3057
7 1342 1342/1342 1342 ± 0.00002348 5.469 5.321/5.636 5.454 ± 0.2893
8 1342 1342/1342 1342 ± 0.00002348 5.476 5.177/5.613 5.406 ± 0.315
9 1342 1342/1342 1342 ± 0.00002348 5.705 5.486/5.967 5.679 ± 0.348
10 1342 1342/1342 1342 ± 0.00002348 6.125 5.956/6.356 6.1 ± 0.3403
11 1342 1342/1342 1342 ± 0.00002348 6.409 6.23/6.525 6.323 ± 0.3467
12 1342 1342/1342 1342 ± 0.00002368 6.489 6.281/6.709 6.437 ± 0.4832
13 1342 1342/1342 1342 ± 0.00002348 7.05 6.894/7.225 7.006 ± 0.4191
14 1342 1342/1342 1342 ± 0.00002348 7.328 7.027/7.574 7.251 ± 0.4654
15 1342 1342/1342 1342 ± 0.00002348 6.989 6.746/7.16 6.879 ± 0.4809
16 1342 1342/1342 1342 ± 0.00003717 6.181 5.771/6.478 6.148 ± 0.4724
17 1342 1342/1342 1342 ± 0.00003898 6.246 5.786/6.491 6.153 ± 0.4531
statwtmode
VLASS-SE
vis
VLASS2.1.sb38610195.eb38638028.59101.102248043986_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-01-08 08:48:19.469
End
2025-01-08 09:42:03.001
Duration
0:53:43.532
Note, WebLog generation is not included in the time.

CASA logs for stage 8