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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.603 5.273/5.973 5.638 ± 0.4301
ea02 1342 1342/1342 1342 ± 0 5.733 5.357/6.287 5.854 ± 0.5242
ea04 1342 1342/1342 1342 ± 0 5.549 5.26/6.078 5.692 ± 0.5164
ea05 1342 1342/1342 1342 ± 0 5.357 5.095/5.728 5.415 ± 0.394
ea06 1342 1342/1342 1342 ± 0 4.906 4.795/5.243 4.985 ± 0.275
ea07 1342 1342/1342 1342 ± 0 5.495 5.226/5.806 5.537 ± 0.3896
ea08 1342 1342/1342 1342 ± 0 5.5 5.193/5.979 5.576 ± 0.4261
ea09 1342 1342/1342 1342 ± 0 5.165 4.949/5.549 5.254 ± 0.3545
ea10 1342 1342/1342 1342 ± 0 5.107 4.934/5.746 5.29 ± 0.3903
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.512 5.247/5.755 5.529 ± 0.3626
ea13 1342 1342/1342 1342 ± 0 5.954 5.721/6.249 6.036 ± 0.4224
ea14 1342 1342/1342 1342 ± 0 5.415 5.081/5.976 5.496 ± 0.5108
ea15 1342 1342/1342 1342 ± 0 5.614 5.164/5.907 5.582 ± 0.4475
ea16 1342 1342/1342 1342 ± 0 5.499 5.241/5.845 5.58 ± 0.4055
ea17 1342 1342/1342 1342 ± 0.000001509 5.35 5.267/5.628 5.475 ± 0.3154
ea18 1342 1342/1342 1342 ± 0 4.526 4.368/4.752 4.577 ± 0.2577
ea19 1342 1342/1342 1342 ± 0 5.491 5.168/5.854 5.516 ± 0.3595
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.571 5.412/6.214 5.763 ± 0.4704
ea22 1342 1342/1342 1342 ± 0 4.883 4.699/5.358 4.983 ± 0.4239
ea23 1342 1342/1342 1342 ± 0 6.019 5.66/6.588 6.178 ± 0.6465
ea25 1342 1342/1342 1342 ± 0 5.599 5.425/6.163 5.786 ± 0.5253
ea26 1342 1342/1342 1342 ± 0 5.506 5.4/5.986 5.68 ± 0.38
ea27 1342 1342/1342 1342 ± 0.00002257 5.142 5.017/5.662 5.293 ± 0.3674
ea28 1342 1342/1342 1342 ± 0.000001083 5.779 5.565/6.492 5.978 ± 0.5979
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 ± 0.0000244 5.325 5.169/5.52 5.338 ± 0.2824
3 1342 1342/1342 1342 ± 0.00002444 5.195 4.995/5.413 5.18 ± 0.3209
4 1342 1342/1342 1342 ± 0.0000269 5.083 4.935/5.337 5.104 ± 0.307
5 1342 1342/1342 1342 ± 0.0000244 5.288 4.973/5.5 5.245 ± 0.3244
6 1342 1342/1342 1342 ± 0.0000244 5.089 4.971/5.273 5.09 ± 0.2738
7 1342 1342/1342 1342 ± 0.0000244 5.211 5.06/5.355 5.189 ± 0.2972
8 1342 1342/1342 1342 ± 0.0000244 5.167 4.924/5.397 5.134 ± 0.3193
9 1342 1342/1342 1342 ± 0.0000244 5.335 5.187/5.56 5.341 ± 0.3596
10 1342 1342/1342 1342 ± 0.0000244 5.667 5.503/6.028 5.686 ± 0.371
11 1342 1342/1342 1342 ± 0.0000244 5.816 5.71/6.155 5.85 ± 0.3749
12 1342 1342/1342 1342 ± 0.0000244 5.927 5.79/6.199 5.885 ± 0.5302
13 1342 1342/1342 1342 ± 0.0000244 6.237 5.925/6.584 6.255 ± 0.4899
14 1342 1342/1342 1342 ± 0.0000244 6.369 5.971/6.648 6.321 ± 0.5247
15 1342 1342/1342 1342 ± 0.0000244 5.998 5.59/6.231 5.928 ± 0.4926
16 1342 1342/1342 1342 ± 0.00002919 5.546 5.15/5.725 5.453 ± 0.3899
17 1342 1342/1342 1342 ± 0.0000256 5.379 5.151/5.713 5.405 ± 0.4256
overwrite_modelcol
False
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-12-03 08:25:58.596
End
2024-12-03 09:30:10.509
Duration
1:04:11.913
Note, WebLog generation is not included in the time.

CASA logs for stage 8