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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.571 5.401/6.219 5.762 ± 0.5308
ea02 1342 1342/1342 1342 ± 0.0000165 5.888 5.472/6.556 5.992 ± 0.6578
ea04 1342 1342/1342 1342 ± 0 5.501 5.184/5.987 5.627 ± 0.4847
ea05 1342 1342/1342 1342 ± 0 5.841 5.478/6.476 5.897 ± 0.5546
ea06 1342 1342/1342 1342 ± 0 5.595 5.181/6.028 5.634 ± 0.4793
ea07 1342 1342/1342 1342 ± 0 5.221 5.131/5.658 5.331 ± 0.2504
ea08 1342 1342/1342 1342 ± 0.00003255 5.984 5.641/6.701 6.168 ± 0.6603
ea09 1342 1342/1342 1342 ± 0 5.331 5.027/5.931 5.439 ± 0.4662
ea10 1342 1342/1342 1342 ± 0.0000372 5.306 5.076/6.088 5.498 ± 0.5596
ea11 1342 1342/1342 1342 ± 0.000003955 5.735 5.435/6.417 5.932 ± 0.6063
ea13 1342 1342/1342 1342 ± 0 6.004 5.8/6.212 6.114 ± 0.4266
ea14 1342 1342/1342 1342 ± 0.00001615 5.914 5.526/6.511 6.024 ± 0.603
ea15 1342 1342/1342 1342 ± 0 5.956 5.493/6.426 6.035 ± 0.656
ea16 1342 1342/1342 1342 ± 0.0000184 5.998 5.653/6.665 6.141 ± 0.6667
ea17 1342 1342/1342 1342 ± 0.00001127 5.695 5.479/5.869 5.687 ± 0.2189
ea18 1342 1342/1342 1342 ± 0 5.151 4.892/5.672 5.222 ± 0.4795
ea19 1342 1342/1342 1342 ± 0 5.749 5.711/5.912 5.795 ± 0.116
ea20 1342 1342/1342 1342 ± 0 6.171 5.783/6.748 6.238 ± 0.5982
ea21 1342 1342/1342 1342 ± 0 5.63 5.484/6.306 5.881 ± 0.5204
ea22 1342 1342/1342 1342 ± 0.000006525 5.512 5.283/6.436 5.806 ± 0.6322
ea23 1342 1342/1342 1342 ± 0.000005958 5.714 5.624/6.567 6.072 ± 0.6341
ea24 1342 1342/1342 1342 ± 0 5.763 5.099/6.238 5.638 ± 0.5651
ea25 1342 1342/1342 1342 ± 0.000005012 5.551 5.194/6.215 5.737 ± 0.578
ea26 1342 1342/1342 1342 ± 0 6.047 5.822/6.901 6.275 ± 0.6398
ea27 1342 1342/1342 1342 ± 0.000007396 5.602 5.274/5.636 5.467 ± 0.2293
ea28 1342 1342/1342 1342 ± 0.00004076 5.682 5.512/6.484 5.921 ± 0.6214
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 ± 0.00002367 5.594 5.382/5.724 5.535 ± 0.2649
3 1342 1342/1342 1342 ± 0.00002481 5.112 4.955/5.34 5.166 ± 0.341
4 1342 1342/1342 1342 ± 0.00004424 5.153 4.875/5.294 5.141 ± 0.4002
5 1342 1342/1342 1342 ± 0.00002367 5.469 5.308/5.697 5.487 ± 0.2957
6 1342 1342/1342 1342 ± 0.00002367 5.477 5.194/5.637 5.426 ± 0.2666
7 1342 1342/1342 1342 ± 0.00002367 5.482 5.193/5.643 5.446 ± 0.2629
8 1342 1342/1342 1342 ± 0.00002367 5.443 5.097/5.603 5.378 ± 0.292
9 1342 1342/1342 1342 ± 0.0000237 5.686 5.426/5.92 5.645 ± 0.3119
10 1342 1342/1342 1342 ± 0.00002567 6.074 5.876/6.203 5.997 ± 0.3172
11 1342 1342/1342 1342 ± 0.00002567 6.237 6.035/6.415 6.219 ± 0.3043
12 1342 1342/1342 1342 ± 0.00002567 6.436 6.208/6.561 6.362 ± 0.3018
13 1342 1342/1342 1342 ± 0.00002567 6.854 6.42/7.004 6.756 ± 0.3563
14 1342 1342/1342 1342 ± 0.00002567 6.985 6.587/7.253 6.934 ± 0.3815
15 1342 1342/1342 1342 ± 0.00002567 6.696 6.335/6.931 6.607 ± 0.4018
16 1342 1342/1342 1342 ± 0.00004553 5.635 5.451/5.963 5.686 ± 0.3537
17 1342 1342/1342 1342 ± 0.00004181 5.7 5.514/6.013 5.738 ± 0.3319
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-13 01:16:18.384
End
2024-04-13 02:11:53.400
Duration
0:55:35.016
Note, WebLog generation is not included in the time.

CASA logs for stage 7