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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.294 5.248/6.12 5.564 ± 0.7787
ea02 1342 1342/1342 1342 ± 0.00003241 6.138 5.334/6.616 5.927 ± 0.8911
ea04 1342 1342/1342 1342 ± 0.00004263 5.386 5.007/6.065 5.342 ± 0.8106
ea05 1342 1342/1342 1342 ± 0.00002694 5.37 4.997/6.388 5.55 ± 0.9125
ea06 1342 1342/1342 1342 ± 0.00004462 5.255 5.013/6.01 5.297 ± 0.801
ea07 1342 1342/1342 1342 ± 0.0000335 5.959 5.28/6.368 5.731 ± 0.7995
ea09 1342 1342/1342 1342 ± 0.00003812 5.591 5.125/6.333 5.529 ± 0.8967
ea10 1342 1342/1342 1342 ± 0.00003336 5.181 4.749/5.811 5.204 ± 0.6741
ea11 1342 1342/1342 1342 ± 0.00003549 5.923 5.342/6.51 5.838 ± 0.85
ea12 1342 1342/1342 1342 ± 0.00004004 5.705 5.384/6.522 5.752 ± 0.915
ea13 1342 1342/1342 1342 ± 0.00002902 5.695 5.51/6.224 5.778 ± 0.8749
ea14 1342 1342/1342 1342 ± 0.00003478 5.607 5.332/6.532 5.82 ± 0.9541
ea15 1342 1342/1342 1342 ± 0.00004134 5.621 5.303/6.425 5.654 ± 0.9664
ea16 1342 1342/1342 1342 ± 0.00003412 5.778 5.386/6.792 5.943 ± 1.111
ea17 1342 1342/1342 1342 ± 0.00003702 5.905 5.373/6.765 5.981 ± 0.9277
ea18 1342 1342/1342 1342 ± 0.0000359 4.985 4.766/5.534 5.075 ± 0.637
ea19 1342 1342/1342 1342 ± 0.00001782 5.655 5.413/6.702 5.84 ± 0.9424
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003246 5.511 5.249/6.289 5.621 ± 0.902
ea22 1342 1342/1342 1342 ± 0.00003974 5.436 5.079/6.417 5.65 ± 0.9608
ea23 1342 1342/1342 1342 ± 0.00003408 5.793 5.395/6.521 5.893 ± 0.9553
ea24 1342 1342/1342 1342 ± 0.00002774 5.188 4.757/6.168 5.337 ± 0.8311
ea25 1342 1342/1342 1342 ± 0.0000345 5.59 5.229/6.266 5.63 ± 0.7864
ea26 1342 1342/1342 1342 ± 0.00003909 5.722 5.552/6.695 5.897 ± 1.006
ea27 1342 1342/1342 1342 ± 0.00003488 5.536 5.228/6.416 5.669 ± 0.8063
ea28 1342 1342/1342 1342 ± 0.0000345 6.013 5.416/6.55 5.906 ± 0.889
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 ± 0.00002407 5.333 5.205/5.543 5.318 ± 0.2779
5 1342 1342/1342 1342 ± 0.00003871 4.903 4.814/5.23 5.014 ± 0.2246
6 1342 1342/1342 1342 ± 0.00002407 5.26 5.069/5.439 5.266 ± 0.2547
7 1342 1342/1342 1342 ± 0.00002407 5.287 5.13/5.398 5.243 ± 0.231
8 1342 1342/1342 1342 ± 0.00002407 5.294 4.998/5.387 5.218 ± 0.2659
9 1342 1342/1342 1342 ± 0.00002407 5.582 5.274/5.722 5.51 ± 0.2669
10 1342 1342/1342 1342 ± 0.00002407 5.987 5.823/6.056 5.921 ± 0.2412
11 1342 1342/1342 1342 ± 0.00002407 6.272 6.045/6.421 6.213 ± 0.2453
12 1342 1342/1342 1342 ± 0.00002407 6.388 6.175/6.546 6.38 ± 0.2819
13 1342 1342/1342 1342 ± 0.00002407 6.639 6.344/6.78 6.561 ± 0.3999
14 1342 1342/1342 1342 ± 0.00002552 6.663 6.294/6.932 6.592 ± 0.4748
15 1342 1342/1342 1342 ± 0.00002958 6.77 6.45/6.983 6.7 ± 0.4003
16 1342 1342/1342 1342 ± 0.00004923 3.731 3.597/3.878 3.74 ± 0.2028
17 1342 1342/1342 1342 ± 0.00004828 3.826 3.603/4.075 3.858 ± 0.3906
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-11-01 10:15:09.817
End
2024-11-01 11:07:12.939
Duration
0:52:03.122
Note, WebLog generation is not included in the time.

CASA logs for stage 8