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

Statwt Summary Plot

VLASS2.1.sb38607909.eb38640757.59103.0786646412_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 5.459/6.141 5.841 ± 0.5029
ea02 1342 1342/1342 1342 ± 0 6.025 5.722/6.676 6.239 ± 0.6565
ea04 1342 1342/1342 1342 ± 0 5.607 5.302/6.106 5.762 ± 0.5144
ea05 1342 1342/1342 1342 ± 0 6.101 5.699/6.473 6.135 ± 0.5582
ea06 1342 1342/1342 1342 ± 0 5.088 4.981/5.452 5.211 ± 0.3057
ea07 1342 1342/1342 1342 ± 0.000001222 6.203 5.774/6.451 6.271 ± 0.5403
ea08 1342 1342/1342 1342 ± 0.000006236 6.11 5.835/6.838 6.33 ± 0.6786
ea09 1342 1342/1342 1342 ± 0 5.994 5.509/6.508 6.039 ± 0.6166
ea10 1342 1342/1342 1342 ± 0.00001228 6.098 5.656/6.797 6.205 ± 0.618
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.082 5.68/6.652 6.248 ± 0.6473
ea13 1342 1342/1342 1342 ± 0 6.305 6.003/6.492 6.35 ± 0.4556
ea14 1342 1342/1342 1342 ± 0 6.097 5.441/6.472 6.044 ± 0.6106
ea15 1342 1342/1342 1342 ± 0 5.894 5.511/6.504 6.095 ± 0.6618
ea16 1342 1342/1342 1342 ± 0 6.286 5.911/6.906 6.473 ± 0.6746
ea17 1342 1342/1342 1342 ± 0 6.174 5.946/6.756 6.368 ± 0.6041
ea18 1342 1342/1342 1342 ± 0.000001728 5.279 4.995/5.651 5.345 ± 0.5048
ea19 1342 1342/1342 1342 ± 0 6.273 5.891/6.888 6.462 ± 0.6093
ea20 1342 1342/1342 1342 ± 0 5.206 4.948/5.583 5.303 ± 0.3934
ea21 1342 1342/1342 1342 ± 0 5.935 5.68/6.49 6.113 ± 0.5175
ea22 1342 1342/1342 1342 ± 0 5.524 5.332/6.119 5.731 ± 0.591
ea23 1342 1342/1342 1342 ± 0 6.195 5.746/6.619 6.309 ± 0.6384
ea25 1342 1342/1342 1342 ± 0.000008086 5.694 5.545/6.284 5.918 ± 0.5393
ea26 1342 1342/1342 1342 ± 0 6.377 6.008/6.942 6.498 ± 0.6834
ea27 1342 1342/1342 1342 ± 0.00004025 5.714 5.544/6.491 5.936 ± 0.5426
ea28 1342 1342/1342 1342 ± 0.00002917 5.951 5.751/6.736 6.216 ± 0.6641
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 ± 0.00002401 5.705 5.463/5.993 5.696 ± 0.326
3 1342 1342/1342 1342 ± 0.00002422 5.385 5.184/5.723 5.432 ± 0.3739
4 1342 1342/1342 1342 ± 0.0000243 5.589 5.318/5.829 5.55 ± 0.3695
5 1342 1342/1342 1342 ± 0.00002403 5.641 5.346/5.857 5.605 ± 0.3474
6 1342 1342/1342 1342 ± 0.00002401 5.594 5.436/5.802 5.586 ± 0.3334
7 1342 1342/1342 1342 ± 0.00002401 5.627 5.437/5.821 5.596 ± 0.2864
8 1342 1342/1342 1342 ± 0.00002401 5.549 5.347/5.751 5.507 ± 0.3217
9 1342 1342/1342 1342 ± 0.00002401 5.785 5.469/6.167 5.775 ± 0.3845
10 1342 1342/1342 1342 ± 0.00002401 6.224 6.048/6.431 6.168 ± 0.3739
11 1342 1342/1342 1342 ± 0.00002401 6.432 6.25/6.627 6.369 ± 0.3873
12 1342 1342/1342 1342 ± 0.00002401 6.535 6.369/6.794 6.47 ± 0.5139
13 1342 1342/1342 1342 ± 0.00002401 7.11 6.751/7.331 6.981 ± 0.4671
14 1342 1342/1342 1342 ± 0.00002401 7.298 6.955/7.55 7.175 ± 0.5099
15 1342 1342/1342 1342 ± 0.00002401 6.947 6.672/7.145 6.802 ± 0.5089
16 1342 1342/1342 1342 ± 0.00003835 6.056 5.708/6.425 6.085 ± 0.447
17 1342 1342/1342 1342 ± 0.00003653 6.172 5.662/6.446 6.092 ± 0.4377
vis
VLASS2.1.sb38607909.eb38640757.59103.0786646412_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-31 05:07:03.633
End
2024-12-31 05:57:31.274
Duration
0:50:27.641
Note, WebLog generation is not included in the time.

CASA logs for stage 8