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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.276 5.176/5.872 5.356 ± 0.7909
ea02 1342 1342/1342 1342 ± 0.00004283 5.748 5.349/6.434 5.662 ± 0.9765
ea04 1342 1342/1342 1342 ± 0.000004629 5.215 4.954/5.933 5.313 ± 0.7297
ea05 1342 1342/1342 1342 ± 0.00001736 5.493 5.12/6.444 5.682 ± 0.758
ea06 1342 1342/1342 1342 ± 0.000008521 4.744 4.606/5.168 4.723 ± 0.5621
ea07 1342 1342/1342 1342 ± 0.00004272 5.795 5.369/6.27 5.724 ± 0.8781
ea08 1342 1342/1342 1342 ± 0.000043 5.886 5.5/6.602 5.834 ± 0.9958
ea10 1342 1342/1342 1342 ± 0.00004292 5.841 5.208/6.548 5.667 ± 0.9458
ea11 1342 1342/1342 1342 ± 0.00004272 5.662 5.046/6.366 5.547 ± 0.9488
ea12 1342 1342/1342 1342 ± 0.00001225 5.564 5.242/6.489 5.683 ± 0.982
ea13 1342 1342/1342 1342 ± 0.00001124 5.856 5.724/6.424 5.897 ± 0.776
ea14 1342 1342/1342 1342 ± 0.00002106 5.439 5.095/6.388 5.62 ± 0.8247
ea15 1342 1342/1342 1342 ± 0 5.368 5.061/6.13 5.494 ± 0.8367
ea16 1342 1342/1342 1342 ± 0.00003464 5.853 5.56/6.826 6.008 ± 0.9877
ea17 1342 1342/1342 1342 ± 0.00004513 5.817 5.289/6.443 5.707 ± 0.9672
ea18 1342 1342/1342 1342 ± 0.00004046 4.88 4.571/5.638 4.901 ± 0.7343
ea19 1342 1342/1342 1342 ± 0.00001032 5.725 5.479/6.74 5.969 ± 0.83
ea20 1342 1342/1342 1342 ± 0.00002584 5.86 5.555/6.86 5.986 ± 1.025
ea21 1342 1342/1342 1342 ± 0.00002948 5.462 5.301/6.328 5.652 ± 0.7904
ea22 1342 1342/1342 1342 ± 0.00004182 5.429 5.14/6.255 5.501 ± 0.8778
ea23 1342 1342/1342 1342 ± 0.00004272 5.826 5.313/6.527 5.817 ± 0.9062
ea25 1342 1342/1342 1342 ± 0.00004281 5.316 5.045/6.088 5.351 ± 0.8375
ea26 1342 1342/1342 1342 ± 0.00001098 5.822 5.681/6.873 5.958 ± 0.9032
ea27 1342 1342/1342 1342 ± 0.00004403 5.429 5.083/6.349 5.469 ± 0.8904
ea28 1342 1342/1342 1342 ± 0.00004488 5.599 5.334/6.389 5.636 ± 0.9125
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 ± 0.00002395 5.306 5.136/5.601 5.356 ± 0.2772
5 1342 1342/1342 1342 ± 0.00002395 5.277 4.98/5.418 5.203 ± 0.3545
6 1342 1342/1342 1342 ± 0.00002395 5.33 5.086/5.483 5.284 ± 0.3134
7 1342 1342/1342 1342 ± 0.00002395 5.324 5.137/5.488 5.311 ± 0.2812
8 1342 1342/1342 1342 ± 0.00002395 5.356 5.093/5.461 5.277 ± 0.2986
9 1342 1342/1342 1342 ± 0.00002395 5.591 5.437/5.862 5.591 ± 0.3295
10 1342 1342/1342 1342 ± 0.00002395 6.021 5.887/6.193 5.976 ± 0.3524
11 1342 1342/1342 1342 ± 0.00002395 6.308 6.141/6.439 6.235 ± 0.3652
12 1342 1342/1342 1342 ± 0.00002395 6.471 6.265/6.611 6.405 ± 0.3853
13 1342 1342/1342 1342 ± 0.00002395 6.727 6.443/6.883 6.654 ± 0.414
14 1342 1342/1342 1342 ± 0.00003139 6.648 6.23/6.892 6.578 ± 0.5229
15 1342 1342/1342 1342 ± 0.00002397 6.787 6.49/6.927 6.637 ± 0.5017
16 1342 1342/1342 1342 ± 0.00005924 3.883 3.699/4.207 3.962 ± 0.3402
17 1342 1342/1342 1342 ± 0.00006037 3.909 3.735/4.25 3.997 ± 0.3275
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
overwrite_modelcol
False
Start time
2024-11-07 20:07:50.252
End
2024-11-07 21:08:03.944
Duration
1:00:13.692
Note, WebLog generation is not included in the time.

CASA logs for stage 8