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 5.49 5.425/5.946 5.693 ± 0.4441
ea02 1342 1342/1342 1342 ± 0 5.87 5.404/6.406 5.902 ± 0.5506
ea04 1342 1342/1342 1342 ± 0.000004695 5.629 5.296/6.206 5.77 ± 0.4981
ea05 1342 1342/1342 1342 ± 0.000001175 5.855 5.412/6.21 5.844 ± 0.5065
ea06 1342 1342/1342 1342 ± 0 3.004 2.931/3.262 3.085 ± 0.1958
ea07 1342 1342/1342 1342 ± 0 5.531 5.466/5.787 5.614 ± 0.2004
ea08 1342 1342/1342 1342 ± 0.000007693 5.905 5.574/6.56 6.062 ± 0.6057
ea09 1342 1342/1342 1342 ± 0 4.995 4.833/5.482 5.149 ± 0.3846
ea10 1342 1342/1342 1342 ± 0 5.619 5.364/6.382 5.815 ± 0.5416
ea11 1342 1342/1342 1342 ± 0 5.823 5.54/6.397 6.01 ± 0.5272
ea12 1342 1342/1342 1342 ± 0 6.024 5.495/6.418 6.028 ± 0.5132
ea13 1342 1342/1342 1342 ± 0 5.858 5.688/6.157 5.997 ± 0.4044
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 5.072 4.913/5.212 5.092 ± 0.3151
ea17 1342 1342/1342 1342 ± 0.0000148 6.133 5.846/6.558 6.246 ± 0.5358
ea18 1342 1342/1342 1342 ± 0 5.23 4.978/5.706 5.322 ± 0.4167
ea19 1342 1342/1342 1342 ± 0 6.556 6.275/6.827 6.602 ± 0.3499
ea21 1342 1342/1342 1342 ± 0 5.77 5.453/6.297 5.895 ± 0.5162
ea22 1342 1342/1342 1342 ± 0 5.306 5.105/6.016 5.537 ± 0.5372
ea23 1342 1342/1342 1342 ± 0 6.006 5.55/6.462 6.056 ± 0.5627
ea25 1342 1342/1342 1342 ± 0 5.467 5.391/5.525 5.439 ± 0.1732
ea26 1342 1342/1342 1342 ± 0 5.794 5.638/6.597 6.033 ± 0.5396
ea27 1342 1342/1342 1342 ± 0.00001598 5.604 5.368/6.262 5.791 ± 0.5188
ea28 1342 1342/1342 1342 ± 0.00002256 5.711 5.506/6.41 5.9 ± 0.5847
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 ± 0.00002601 5.584 5.402/5.742 5.502 ± 0.3318
3 1342 1342/1342 1342 ± 0.00003181 5.232 5.014/5.541 5.281 ± 0.3005
4 1342 1342/1342 1342 ± 0.00002615 5.422 5.277/5.554 5.385 ± 0.2962
5 1342 1342/1342 1342 ± 0.00002601 5.452 5.321/5.592 5.466 ± 0.2772
6 1342 1342/1342 1342 ± 0.00002601 5.433 5.162/5.506 5.36 ± 0.2566
7 1342 1342/1342 1342 ± 0.00002601 5.432 5.34/5.545 5.398 ± 0.2338
8 1342 1342/1342 1342 ± 0.00002601 5.412 5.181/5.518 5.357 ± 0.2942
9 1342 1342/1342 1342 ± 0.00002601 5.706 5.361/5.882 5.606 ± 0.3575
10 1342 1342/1342 1342 ± 0.000026 6.048 5.819/6.16 5.825 ± 0.6492
11 1342 1342/1342 1342 ± 0.000026 6.262 5.993/6.398 6.005 ± 0.7669
12 1342 1342/1342 1342 ± 0.000026 6.423 6.084/6.489 6.145 ± 0.7925
13 1342 1342/1342 1342 ± 0.000026 6.759 6.434/6.953 6.497 ± 0.8337
14 1342 1342/1342 1342 ± 0.000026 6.849 6.579/7.057 6.616 ± 0.8598
15 1342 1342/1342 1342 ± 0.000026 6.352 6.151/6.571 6.119 ± 0.8255
16 1342 1342/1342 1342 ± 0.00003395 5.665 5.353/5.989 5.534 ± 0.7257
17 1342 1342/1342 1342 ± 0.00002981 5.656 5.372/6.051 5.563 ± 0.712
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 05:12:48.669
End
2024-03-29 06:02:21.326
Duration
0:49:32.656
Note, WebLog generation is not included in the time.

CASA logs for stage 7