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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.504 5.329/5.839 5.627 ± 0.4592
ea02 1342 1342/1342 1342 ± 0 5.836 5.52/6.316 5.977 ± 0.5144
ea04 1342 1342/1342 1342 ± 0 5.592 5.255/6.154 5.712 ± 0.4852
ea05 1342 1342/1342 1342 ± 0 5.627 5.33/5.974 5.688 ± 0.4369
ea06 1342 1342/1342 1342 ± 0 2.919 2.866/3.117 3.003 ± 0.1836
ea07 1342 1342/1342 1342 ± 0 5.463 5.299/5.676 5.484 ± 0.2258
ea08 1342 1342/1342 1342 ± 0 5.734 5.357/6.227 5.823 ± 0.5153
ea09 1342 1342/1342 1342 ± 0 4.687 4.558/5.046 4.77 ± 0.2589
ea10 1342 1342/1342 1342 ± 0.000002112 5.423 5.205/6.122 5.615 ± 0.4759
ea11 1342 1342/1342 1342 ± 0.00000122 5.779 5.5/6.337 5.906 ± 0.5224
ea12 1342 1342/1342 1342 ± 0 5.506 5.162/5.756 5.533 ± 0.3576
ea13 1342 1342/1342 1342 ± 0 6.061 5.777/6.275 6.072 ± 0.408
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.931 4.846/5.179 4.994 ± 0.2233
ea17 1342 1342/1342 1342 ± 0.000006211 6.022 5.685/6.354 6.081 ± 0.4962
ea18 1342 1342/1342 1342 ± 0 5.049 4.778/5.337 5.067 ± 0.3558
ea19 1342 1342/1342 1342 ± 0 6.014 5.708/6.226 5.998 ± 0.3189
ea21 1342 1342/1342 1342 ± 0 5.737 5.521/6.248 5.914 ± 0.4622
ea22 1342 1342/1342 1342 ± 0 5.325 5.098/5.753 5.428 ± 0.4176
ea23 1342 1342/1342 1342 ± 0 5.882 5.518/6.463 6.023 ± 0.6115
ea25 1342 1342/1342 1342 ± 0 5.395 5.323/5.52 5.395 ± 0.1643
ea26 1342 1342/1342 1342 ± 0 5.585 5.324/5.893 5.611 ± 0.3368
ea27 1342 1342/1342 1342 ± 0.00001708 5.282 5.075/5.916 5.469 ± 0.442
ea28 1342 1342/1342 1342 ± 0 5.622 5.46/6.285 5.865 ± 0.5275
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 ± 0.000026 5.546 5.346/5.671 5.478 ± 0.3069
3 1342 1342/1342 1342 ± 0.00003165 5.229 5.015/5.541 5.308 ± 0.3472
4 1342 1342/1342 1342 ± 0.00002661 5.299 5.159/5.527 5.301 ± 0.3609
5 1342 1342/1342 1342 ± 0.000026 5.39 5.203/5.525 5.364 ± 0.3093
6 1342 1342/1342 1342 ± 0.000026 5.271 5.149/5.337 5.241 ± 0.2648
7 1342 1342/1342 1342 ± 0.000026 5.319 5.14/5.426 5.272 ± 0.2639
8 1342 1342/1342 1342 ± 0.000026 5.288 5.022/5.419 5.215 ± 0.3107
9 1342 1342/1342 1342 ± 0.000026 5.614 5.223/5.714 5.433 ± 0.3848
10 1342 1342/1342 1342 ± 0.000026 5.743 5.536/6.059 5.615 ± 0.6444
11 1342 1342/1342 1342 ± 0.000026 5.937 5.704/6.228 5.74 ± 0.7566
12 1342 1342/1342 1342 ± 0.000026 6.069 5.81/6.276 5.846 ± 0.7775
13 1342 1342/1342 1342 ± 0.000026 6.43 6.113/6.724 6.185 ± 0.8568
14 1342 1342/1342 1342 ± 0.000026 6.477 6.254/6.901 6.329 ± 0.8716
15 1342 1342/1342 1342 ± 0.000026 6.165 5.946/6.491 5.987 ± 0.8588
16 1342 1342/1342 1342 ± 0.00002981 5.603 5.198/5.746 5.395 ± 0.6991
17 1342 1342/1342 1342 ± 0.0000262 5.563 5.311/5.78 5.419 ± 0.7054
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
Start time
2024-03-29 05:43:56.138
End
2024-03-29 06:35:25.353
Duration
0:51:29.215
Note, WebLog generation is not included in the time.

CASA logs for stage 7