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 5.47 5.406/5.945 5.676 ± 0.4563
ea02 1342 1342/1342 1342 ± 0 5.888 5.425/6.394 5.911 ± 0.5548
ea04 1342 1342/1342 1342 ± 0 5.585 5.32/6.164 5.748 ± 0.4796
ea05 1342 1342/1342 1342 ± 0 5.854 5.416/6.212 5.852 ± 0.5084
ea06 1342 1342/1342 1342 ± 0 3.081 2.999/3.338 3.148 ± 0.1869
ea07 1342 1342/1342 1342 ± 0 5.665 5.517/5.861 5.657 ± 0.1948
ea08 1342 1342/1342 1342 ± 0 5.897 5.576/6.558 6.065 ± 0.6106
ea09 1342 1342/1342 1342 ± 0 5.015 4.838/5.473 5.152 ± 0.3776
ea10 1342 1342/1342 1342 ± 0 5.647 5.41/6.39 5.841 ± 0.5184
ea11 1342 1342/1342 1342 ± 0 5.87 5.597/6.401 6.029 ± 0.5234
ea12 1342 1342/1342 1342 ± 0 6.032 5.499/6.448 6.069 ± 0.5242
ea13 1342 1342/1342 1342 ± 0 5.92 5.702/6.156 6.002 ± 0.4038
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 5.076 4.935/5.204 5.097 ± 0.3084
ea17 1342 1342/1342 1342 ± 0.000009102 6.16 5.868/6.593 6.288 ± 0.527
ea18 1342 1342/1342 1342 ± 0 5.252 5.006/5.7 5.348 ± 0.4125
ea19 1342 1342/1342 1342 ± 0 6.6 6.301/6.866 6.624 ± 0.3482
ea21 1342 1342/1342 1342 ± 0 5.761 5.456/6.326 5.909 ± 0.5217
ea22 1342 1342/1342 1342 ± 0 5.32 5.104/6.049 5.555 ± 0.536
ea23 1342 1342/1342 1342 ± 0 6.061 5.553/6.46 6.063 ± 0.5658
ea25 1342 1342/1342 1342 ± 0 5.486 5.443/5.625 5.48 ± 0.1703
ea26 1342 1342/1342 1342 ± 0 5.801 5.625/6.593 6.033 ± 0.5359
ea27 1342 1342/1342 1342 ± 0.00001184 5.617 5.387/6.316 5.806 ± 0.5151
ea28 1342 1342/1342 1342 ± 0.00001676 5.716 5.489/6.424 5.905 ± 0.5922
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 5.57 5.399/5.756 5.516 ± 0.3311
3 1342 1342/1342 1342 ± 0.00003169 5.282 5.083/5.649 5.343 ± 0.3034
4 1342 1342/1342 1342 ± 0.000026 5.429 5.307/5.632 5.414 ± 0.3093
5 1342 1342/1342 1342 ± 0.000026 5.473 5.33/5.598 5.467 ± 0.2741
6 1342 1342/1342 1342 ± 0.000026 5.448 5.173/5.524 5.376 ± 0.2606
7 1342 1342/1342 1342 ± 0.000026 5.451 5.334/5.572 5.412 ± 0.2376
8 1342 1342/1342 1342 ± 0.000026 5.436 5.166/5.531 5.365 ± 0.2962
9 1342 1342/1342 1342 ± 0.000026 5.704 5.362/5.872 5.612 ± 0.3634
10 1342 1342/1342 1342 ± 0.000026 6.055 5.835/6.17 5.832 ± 0.6489
11 1342 1342/1342 1342 ± 0.000026 6.279 5.952/6.419 6.014 ± 0.7619
12 1342 1342/1342 1342 ± 0.000026 6.447 6.058/6.489 6.153 ± 0.7784
13 1342 1342/1342 1342 ± 0.000026 6.761 6.427/6.963 6.497 ± 0.8244
14 1342 1342/1342 1342 ± 0.000026 6.866 6.591/7.084 6.629 ± 0.8458
15 1342 1342/1342 1342 ± 0.000026 6.35 6.177/6.581 6.138 ± 0.8113
16 1342 1342/1342 1342 ± 0.00003079 5.629 5.27/5.983 5.54 ± 0.7438
17 1342 1342/1342 1342 ± 0.00002718 5.692 5.366/6.099 5.593 ± 0.7182
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 08:08:41.740
End
2024-03-29 09:19:19.126
Duration
1:10:37.386
Note, WebLog generation is not included in the time.

CASA logs for stage 7