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 5.465 5.399/5.927 5.668 ± 0.4383
ea02 1342 1342/1342 1342 ± 0 5.893 5.422/6.322 5.909 ± 0.5347
ea04 1342 1342/1342 1342 ± 0 5.62 5.335/6.184 5.77 ± 0.4819
ea05 1342 1342/1342 1342 ± 0 5.872 5.432/6.208 5.847 ± 0.4984
ea06 1342 1342/1342 1342 ± 0 2.993 2.91/3.24 3.069 ± 0.1938
ea07 1342 1342/1342 1342 ± 0 5.659 5.504/5.802 5.66 ± 0.1976
ea08 1342 1342/1342 1342 ± 0 5.931 5.594/6.542 6.063 ± 0.5823
ea09 1342 1342/1342 1342 ± 0 5.011 4.873/5.475 5.167 ± 0.3635
ea10 1342 1342/1342 1342 ± 0 5.619 5.413/6.38 5.831 ± 0.5237
ea11 1342 1342/1342 1342 ± 0 5.867 5.636/6.4 6.035 ± 0.5056
ea12 1342 1342/1342 1342 ± 0 6.023 5.503/6.411 6.052 ± 0.5142
ea13 1342 1342/1342 1342 ± 0 5.918 5.687/6.15 6.001 ± 0.3935
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 5.084 4.918/5.196 5.092 ± 0.3051
ea17 1342 1342/1342 1342 ± 0.00001011 6.139 5.83/6.556 6.273 ± 0.5292
ea18 1342 1342/1342 1342 ± 0 5.253 4.985/5.689 5.339 ± 0.4064
ea19 1342 1342/1342 1342 ± 0 6.555 6.27/6.823 6.598 ± 0.35
ea21 1342 1342/1342 1342 ± 0 5.777 5.455/6.301 5.907 ± 0.5072
ea22 1342 1342/1342 1342 ± 0 5.341 5.138/5.994 5.55 ± 0.5154
ea23 1342 1342/1342 1342 ± 0 6.069 5.557/6.447 6.059 ± 0.5606
ea25 1342 1342/1342 1342 ± 0.000001513 5.484 5.431/5.599 5.476 ± 0.1685
ea26 1342 1342/1342 1342 ± 0 5.955 5.625/6.587 6.056 ± 0.5252
ea27 1342 1342/1342 1342 ± 0.00001006 5.603 5.413/6.25 5.787 ± 0.5063
ea28 1342 1342/1342 1342 ± 0.000005343 5.69 5.498/6.391 5.901 ± 0.5684
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 5.564 5.381/5.753 5.516 ± 0.3283
3 1342 1342/1342 1342 ± 0.00003262 5.315 5.062/5.62 5.343 ± 0.3104
4 1342 1342/1342 1342 ± 0.000026 5.447 5.354/5.644 5.431 ± 0.3045
5 1342 1342/1342 1342 ± 0.000026 5.48 5.342/5.622 5.487 ± 0.2763
6 1342 1342/1342 1342 ± 0.000026 5.45 5.201/5.526 5.386 ± 0.2515
7 1342 1342/1342 1342 ± 0.000026 5.442 5.349/5.536 5.406 ± 0.2297
8 1342 1342/1342 1342 ± 0.000026 5.427 5.175/5.511 5.358 ± 0.2886
9 1342 1342/1342 1342 ± 0.000026 5.699 5.338/5.861 5.602 ± 0.3585
10 1342 1342/1342 1342 ± 0.000026 6.031 5.807/6.158 5.818 ± 0.6513
11 1342 1342/1342 1342 ± 0.000026 6.248 5.97/6.391 5.992 ± 0.766
12 1342 1342/1342 1342 ± 0.000026 6.423 6.05/6.474 6.134 ± 0.7922
13 1342 1342/1342 1342 ± 0.000026 6.751 6.435/6.934 6.487 ± 0.8367
14 1342 1342/1342 1342 ± 0.000026 6.852 6.579/7.058 6.61 ± 0.8617
15 1342 1342/1342 1342 ± 0.000026 6.33 6.131/6.563 6.103 ± 0.8259
16 1342 1342/1342 1342 ± 0.00002716 5.606 5.333/5.97 5.556 ± 0.7453
17 1342 1342/1342 1342 ± 0.00002686 5.645 5.433/6.082 5.598 ± 0.7233
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 21:45:33.017
End
2024-03-29 22:47:31.014
Duration
1:01:57.997
Note, WebLog generation is not included in the time.

CASA logs for stage 7