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 4.082 3.894/4.158 4.016 ± 0.2555
ea02 1342 1342/1342 1342 ± 0 5.114 4.808/5.284 5.083 ± 0.3378
ea04 1342 1342/1342 1342 ± 0 4.171 4.024/4.382 4.223 ± 0.2233
ea05 1342 1342/1342 1342 ± 0 5.34 5.14/5.663 5.403 ± 0.3724
ea06 1342 1342/1342 1342 ± 0 2.383 2.316/2.482 2.416 ± 0.1365
ea07 1342 1342/1342 1342 ± 0 5.137 4.999/5.321 5.171 ± 0.2028
ea08 1342 1342/1342 1342 ± 0 5.474 4.98/5.701 5.379 ± 0.4322
ea09 1342 1342/1342 1342 ± 0 4.417 4.299/4.652 4.471 ± 0.2935
ea10 1342 1342/1342 1342 ± 0 5.114 4.903/5.499 5.185 ± 0.347
ea11 1342 1342/1342 1342 ± 0 4.243 4.132/4.306 4.197 ± 0.2769
ea12 1342 1342/1342 1342 ± 0 4.841 4.599/5.054 4.846 ± 0.2525
ea13 1342 1342/1342 1342 ± 0 4.549 4.436/4.734 4.588 ± 0.218
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 4.615 4.429/4.926 4.667 ± 0.2641
ea17 1342 1342/1342 1342 ± 0.000003443 5.591 5.44/5.918 5.708 ± 0.4013
ea18 1342 1342/1342 1342 ± 0 4.566 4.476/4.963 4.7 ± 0.2865
ea19 1342 1342/1342 1342 ± 0 5.543 5.233/5.791 5.524 ± 0.341
ea21 1342 1342/1342 1342 ± 0 4.559 4.358/4.621 4.472 ± 0.228
ea22 1342 1342/1342 1342 ± 0 4.943 4.791/5.385 5.07 ± 0.3633
ea23 1342 1342/1342 1342 ± 0 4.475 4.393/4.628 4.494 ± 0.2123
ea25 1342 1342/1342 1342 ± 0 4.156 4.137/4.47 4.272 ± 0.208
ea26 1342 1342/1342 1342 ± 0 4.804 4.714/4.982 4.828 ± 0.2342
ea27 1342 1342/1342 1342 ± 0 4.882 4.654/5.22 4.941 ± 0.3208
ea28 1342 1342/1342 1342 ± 0 4.22 4.119/4.29 4.179 ± 0.2849
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 ± 0.00002619 4.95 4.794/5.226 4.996 ± 0.3274
3 1342 1342/1342 1342 ± 0.0000331 4.786 4.518/4.931 4.756 ± 0.3604
4 1342 1342/1342 1342 ± 0.00002682 4.638 4.45/5.061 4.759 ± 0.4042
5 1342 1342/1342 1342 ± 0.00002619 4.716 4.4/5.141 4.751 ± 0.388
6 1342 1342/1342 1342 ± 0.00002619 4.668 4.283/4.993 4.639 ± 0.395
7 1342 1342/1342 1342 ± 0.00002619 4.587 4.39/4.884 4.608 ± 0.3421
8 1342 1342/1342 1342 ± 0.00002619 4.5 4.272/4.779 4.513 ± 0.3662
9 1342 1342/1342 1342 ± 0.00002619 4.464 4.207/5.086 4.615 ± 0.4817
10 1342 1342/1342 1342 ± 0.00002619 4.625 4.395/5.279 4.727 ± 0.6739
11 1342 1342/1342 1342 ± 0.00002619 4.743 4.346/5.366 4.792 ± 0.7581
12 1342 1342/1342 1342 ± 0.00002619 4.947 4.472/5.461 4.849 ± 0.8114
13 1342 1342/1342 1342 ± 0.00002619 5.138 4.667/5.632 5.041 ± 0.8497
14 1342 1342/1342 1342 ± 0.00002619 5.198 4.597/5.805 5.071 ± 0.8868
15 1342 1342/1342 1342 ± 0.00002619 4.934 4.351/5.423 4.751 ± 0.8359
16 1342 1342/1342 1342 ± 0.00002619 4.437 4.047/4.67 4.304 ± 0.6863
17 1342 1342/1342 1342 ± 0.00002619 4.474 3.977/4.665 4.296 ± 0.6942
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-03-29 05:10:18.823
End
2024-03-29 06:00:20.561
Duration
0:50:01.739
Note, WebLog generation is not included in the time.

CASA logs for stage 7