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

Statwt Summary Plot

VLASS2.1.sb38619750.eb38664746.59114.89728754629_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 5.645 5.328/6.168 5.777 ± 0.5427
ea02 1342 1342/1342 1342 ± 0.000006929 5.806 5.466/6.505 6.021 ± 0.6358
ea03 1342 1342/1342 1342 ± 0 5.42 4.827/6.031 5.463 ± 0.6508
ea04 1342 1342/1342 1342 ± 0 5.543 5.192/6.107 5.699 ± 0.5632
ea05 1342 1342/1342 1342 ± 0 5.86 5.381/6.342 5.928 ± 0.5943
ea06 1342 1342/1342 1342 ± 0 5.255 4.957/5.715 5.343 ± 0.4558
ea07 1342 1342/1342 1342 ± 0 6.061 5.539/6.267 6.045 ± 0.5662
ea08 1342 1342/1342 1342 ± 0.000016 5.943 5.659/6.789 6.238 ± 0.6767
ea09 1342 1342/1342 1342 ± 0.000001514 5.811 5.281/6.398 5.879 ± 0.642
ea10 1342 1342/1342 1342 ± 0.000003212 6.019 5.336/6.626 6.002 ± 0.6816
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.857 5.389/6.474 6.019 ± 0.6696
ea13 1342 1342/1342 1342 ± 0 6.176 5.933/6.587 6.34 ± 0.5093
ea14 1342 1342/1342 1342 ± 0 5.897 5.374/6.463 5.973 ± 0.6629
ea15 1342 1342/1342 1342 ± 0 5.792 5.384/6.394 5.973 ± 0.6606
ea16 1342 1342/1342 1342 ± 0 6.154 5.711/6.784 6.319 ± 0.6994
ea17 1342 1342/1342 1342 ± 0.0000303 6.042 5.576/6.573 6.156 ± 0.6416
ea18 1342 1342/1342 1342 ± 0.000004281 5.091 4.754/5.523 5.162 ± 0.5286
ea19 1342 1342/1342 1342 ± 0 6.095 5.63/6.772 6.289 ± 0.6599
ea20 1342 1342/1342 1342 ± 0 6.275 5.698/6.829 6.236 ± 0.6192
ea21 1342 1342/1342 1342 ± 0 5.818 5.473/6.385 5.975 ± 0.5699
ea22 1342 1342/1342 1342 ± 0.000006718 5.609 5.358/6.468 5.884 ± 0.6727
ea23 1342 1342/1342 1342 ± 0 6.07 5.529/6.493 6.14 ± 0.6794
ea25 1342 1342/1342 1342 ± 0.00002083 5.66 5.377/6.236 5.836 ± 0.5774
ea26 1342 1342/1342 1342 ± 0 6.097 5.697/6.786 6.275 ± 0.6814
ea27 1342 1342/1342 1342 ± 0.00003668 5.642 5.263/6.434 5.82 ± 0.5994
ea28 1342 1342/1342 1342 ± 0.00004104 5.9 5.492/6.532 6.028 ± 0.6778
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 ± 0.00002349 5.442 5.337/5.732 5.472 ± 0.2873
3 1342 1342/1342 1342 ± 0.00002649 5.351 5.097/5.577 5.331 ± 0.3218
4 1342 1342/1342 1342 ± 0.00002429 5.296 5.138/5.52 5.334 ± 0.3322
5 1342 1342/1342 1342 ± 0.00002349 5.456 5.198/5.58 5.406 ± 0.3287
6 1342 1342/1342 1342 ± 0.00002349 5.367 5.196/5.563 5.338 ± 0.3289
7 1342 1342/1342 1342 ± 0.00002349 5.406 5.315/5.583 5.415 ± 0.255
8 1342 1342/1342 1342 ± 0.00002349 5.435 5.187/5.586 5.367 ± 0.2717
9 1342 1342/1342 1342 ± 0.00002349 5.705 5.549/5.921 5.661 ± 0.3045
10 1342 1342/1342 1342 ± 0.00002349 6.157 5.985/6.283 6.109 ± 0.3094
11 1342 1342/1342 1342 ± 0.00002349 6.407 6.204/6.506 6.332 ± 0.3095
12 1342 1342/1342 1342 ± 0.00002393 6.569 6.329/6.702 6.489 ± 0.3333
13 1342 1342/1342 1342 ± 0.00002349 6.973 6.877/7.172 6.935 ± 0.3504
14 1342 1342/1342 1342 ± 0.00002349 7.181 6.965/7.397 7.092 ± 0.3847
15 1342 1342/1342 1342 ± 0.00002349 6.849 6.539/7.014 6.767 ± 0.383
16 1342 1342/1342 1342 ± 0.00004525 6.134 5.829/6.391 6.106 ± 0.3464
17 1342 1342/1342 1342 ± 0.00003908 6.153 5.958/6.359 6.131 ± 0.3311
overwrite_modelcol
False
vis
VLASS2.1.sb38619750.eb38664746.59114.89728754629_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-04 05:42:32.588
End
2025-01-04 06:57:58.073
Duration
1:15:25.485
Note, WebLog generation is not included in the time.

CASA logs for stage 8