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

Statwt Summary Plot

VLASS2.1.sb38478946.eb38565032.59070.1037453125_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 5.372 5.231/6.133 5.658 ± 0.6761
ea02 1342 1342/1342 1342 ± 0.00002643 6.208 5.365/6.934 6.101 ± 0.767
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00002922 5.582 5.074/6.399 5.761 ± 0.7159
ea06 1342 1342/1342 1342 ± 0.000002823 4.783 4.663/5.323 4.963 ± 0.4885
ea07 1342 1342/1342 1342 ± 0.00002304 5.818 5.421/6.013 5.78 ± 0.6592
ea08 1342 1342/1342 1342 ± 0.00003924 6.18 5.562/6.929 6.267 ± 0.9315
ea09 1342 1342/1342 1342 ± 0.00001593 5.119 4.791/5.741 5.245 ± 0.5536
ea10 1342 1342/1342 1342 ± 0.00003784 5.599 5.102/6.399 5.671 ± 0.7793
ea11 1342 1342/1342 1342 ± 0.00003609 5.844 5.358/6.493 5.873 ± 0.8158
ea12 1342 1342/1342 1342 ± 0.000007825 5.622 5.236/6.543 5.84 ± 0.8507
ea13 1342 1342/1342 1342 ± 0.00001218 5.798 5.586/6.263 5.989 ± 0.6204
ea14 1342 1342/1342 1342 ± 0.0000359 6.494 5.929/6.931 6.19 ± 0.9022
ea15 1342 1342/1342 1342 ± 0 5.385 5.251/6.268 5.726 ± 0.7642
ea16 1342 1342/1342 1342 ± 0.00002471 5.043 4.746/5.409 5.078 ± 0.4281
ea17 1342 1342/1342 1342 ± 0.00003852 5.955 5.545/6.888 6.082 ± 0.887
ea18 1342 1342/1342 1342 ± 0.000009144 5.087 4.846/5.756 5.278 ± 0.5464
ea19 1342 1342/1342 1342 ± 0.00001586 5.718 5.499/6.722 6.058 ± 0.7599
ea20 1342 1342/1342 1342 ± 0.00000777 5.873 5.756/6.77 6.139 ± 0.8793
ea21 1342 1342/1342 1342 ± 0.00003239 5.586 5.258/6.332 5.746 ± 0.7388
ea22 1342 1342/1342 1342 ± 0.00003029 5.436 5.028/6.383 5.705 ± 0.73
ea23 1342 1342/1342 1342 ± 0.00003774 5.671 5.434/6.558 5.93 ± 0.8752
ea25 1342 1342/1342 1342 ± 0 5.28 5.246/5.517 5.337 ± 0.1429
ea26 1342 1342/1342 1342 ± 0.00002142 5.596 5.565/6.593 5.978 ± 0.6903
ea27 1342 1342/1342 1342 ± 0.00003797 5.542 5.17/6.505 5.725 ± 0.7908
ea28 1342 1342/1342 1342 ± 0.00004832 6.617 6.115/6.974 6.269 ± 0.9911
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 ± 0.00002492 5.33 5.133/5.577 5.336 ± 0.322
5 1342 1342/1342 1342 ± 0.00002543 5.575 5.407/5.698 5.555 ± 0.3132
6 1342 1342/1342 1342 ± 0.00002492 5.399 5.157/5.572 5.373 ± 0.3017
7 1342 1342/1342 1342 ± 0.00002492 5.315 5.099/5.442 5.283 ± 0.28
8 1342 1342/1342 1342 ± 0.00002492 5.309 5.077/5.52 5.255 ± 0.3315
9 1342 1342/1342 1342 ± 0.0000255 5.578 5.259/5.693 5.46 ± 0.3912
10 1342 1342/1342 1342 ± 0.00002442 6.077 5.828/6.159 5.954 ± 0.3917
11 1342 1342/1342 1342 ± 0.00002442 6.279 5.973/6.472 6.189 ± 0.4317
12 1342 1342/1342 1342 ± 0.00002442 6.501 6.149/6.602 6.359 ± 0.4337
13 1342 1342/1342 1342 ± 0.00002442 6.943 6.527/7.132 6.785 ± 0.4514
14 1342 1342/1342 1342 ± 0.00002442 7.116 6.863/7.303 6.977 ± 0.4896
15 1342 1342/1342 1342 ± 0.00002457 6.524 6.377/6.746 6.454 ± 0.4823
16 1342 1342/1342 1342 ± 0.00006103 4.535 4.384/4.757 4.556 ± 0.232
17 1342 1342/1342 1342 ± 0.00005806 4.66 4.448/4.85 4.666 ± 0.3071
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38478946.eb38565032.59070.1037453125_split_split.ms
overwrite_modelcol
False
Start time
2024-12-05 08:28:26.490
End
2024-12-05 09:18:58.103
Duration
0:50:31.613
Note, WebLog generation is not included in the time.

CASA logs for stage 8