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

Statwt Summary Plot

VLASS2.1.sb38487128.eb38624732.59090.114586261574_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 5.369 5.261/6.068 5.427 ± 0.7818
ea02 1342 1342/1342 1342 ± 0.00004363 5.852 5.277/6.634 5.74 ± 1.054
ea04 1342 1342/1342 1342 ± 0 5.262 5.059/5.916 5.334 ± 0.7302
ea05 1342 1342/1342 1342 ± 0.00002822 5.429 5.067/6.422 5.582 ± 0.8119
ea06 1342 1342/1342 1342 ± 0.000001582 5.205 4.583/5.3 4.85 ± 0.7274
ea07 1342 1342/1342 1342 ± 0.00004293 5.889 5.476/6.257 5.727 ± 0.8656
ea08 1342 1342/1342 1342 ± 0.00003253 5.883 5.593/6.749 6.043 ± 0.8713
ea09 1342 1342/1342 1342 ± 0.0000141 5.374 5.172/6.373 5.572 ± 0.7744
ea10 1342 1342/1342 1342 ± 0.00004261 5.489 5.271/6.539 5.686 ± 0.8991
ea11 1342 1342/1342 1342 ± 0.00003376 5.641 5.149/6.359 5.6 ± 0.9822
ea12 1342 1342/1342 1342 ± 0.000002392 5.639 5.363/6.502 5.726 ± 0.9616
ea13 1342 1342/1342 1342 ± 0.00002529 5.879 5.689/6.407 5.906 ± 0.8038
ea14 1342 1342/1342 1342 ± 0.000005853 5.605 5.298/6.509 5.701 ± 0.8277
ea15 1342 1342/1342 1342 ± 0 5.182 5/6.095 5.424 ± 0.8268
ea16 1342 1342/1342 1342 ± 0.00002898 5.887 5.509/6.793 5.933 ± 0.9869
ea17 1342 1342/1342 1342 ± 0.00004255 5.752 5.555/6.944 5.838 ± 1.001
ea18 1342 1342/1342 1342 ± 0.00002708 5.044 4.764/5.66 4.985 ± 0.755
ea19 1342 1342/1342 1342 ± 0.000002035 5.66 5.531/6.714 5.864 ± 0.8725
ea20 1342 1342/1342 1342 ± 0.00001425 5.798 5.671/6.854 5.921 ± 1.053
ea21 1342 1342/1342 1342 ± 0.00002554 5.502 5.356/6.278 5.576 ± 0.8358
ea22 1342 1342/1342 1342 ± 0.00003431 5.408 5.151/6.289 5.51 ± 0.8806
ea23 1342 1342/1342 1342 ± 0.0000428 5.776 5.516/6.596 5.824 ± 0.9458
ea25 1342 1342/1342 1342 ± 0.00004207 5.267 5.049/6.196 5.447 ± 0.8966
ea26 1342 1342/1342 1342 ± 0.00002787 5.836 5.65/6.815 5.984 ± 0.8825
ea27 1342 1342/1342 1342 ± 0.00004592 5.405 5.092/6.345 5.513 ± 0.8658
ea28 1342 1342/1342 1342 ± 0.00003622 5.774 5.441/6.531 5.834 ± 0.8073
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 ± 0.00002396 5.465 5.278/5.781 5.49 ± 0.2698
3 1342 1342/1342 1342 ± 0.00003272 5.238 5.045/5.389 5.212 ± 0.2449
5 1342 1342/1342 1342 ± 0.00002494 5.439 5.238/5.538 5.421 ± 0.2519
6 1342 1342/1342 1342 ± 0.00002396 5.425 5.266/5.556 5.391 ± 0.2704
7 1342 1342/1342 1342 ± 0.00002396 5.382 5.201/5.543 5.388 ± 0.2372
8 1342 1342/1342 1342 ± 0.00002396 5.357 5.107/5.484 5.322 ± 0.2398
9 1342 1342/1342 1342 ± 0.00002396 5.658 5.421/5.844 5.589 ± 0.2883
10 1342 1342/1342 1342 ± 0.00002351 6.031 5.809/6.188 5.96 ± 0.3414
11 1342 1342/1342 1342 ± 0.00002351 6.334 6.121/6.463 6.231 ± 0.3481
12 1342 1342/1342 1342 ± 0.00002351 6.43 6.258/6.635 6.404 ± 0.3675
13 1342 1342/1342 1342 ± 0.00002351 6.781 6.596/7.02 6.717 ± 0.3797
14 1342 1342/1342 1342 ± 0.00003205 6.676 6.399/6.929 6.626 ± 0.4409
15 1342 1342/1342 1342 ± 0.0000236 6.777 6.472/6.974 6.646 ± 0.5043
16 1342 1342/1342 1342 ± 0.00006097 3.83 3.691/4 3.853 ± 0.2282
17 1342 1342/1342 1342 ± 0.00006094 3.972 3.786/4.172 3.981 ± 0.2413
vis
VLASS2.1.sb38487128.eb38624732.59090.114586261574_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-04-17 06:21:22.886
End
2024-04-17 07:24:14.045
Duration
1:02:51.159
Note, WebLog generation is not included in the time.

CASA logs for stage 7