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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 4.985 4.828/5.949 5.29 ± 0.7471
ea02 1342 1342/1342 1342 ± 0.00004416 5.576 5.064/6.419 5.644 ± 0.8952
ea04 1342 1342/1342 1342 ± 0.00002817 5.067 4.812/5.723 5.216 ± 0.7111
ea05 1342 1342/1342 1342 ± 0.00001538 5.272 4.923/6.359 5.562 ± 0.8153
ea06 1342 1342/1342 1342 ± 0.00002841 4.786 4.484/5.397 4.838 ± 0.6048
ea07 1342 1342/1342 1342 ± 0.00004134 5.493 4.999/5.987 5.505 ± 0.8062
ea08 1342 1342/1342 1342 ± 0.00004404 5.663 5.2/6.563 5.784 ± 0.9823
ea09 1342 1342/1342 1342 ± 0.00002262 5.124 4.718/5.779 5.171 ± 0.6275
ea10 1342 1342/1342 1342 ± 0.00004262 4.69 4.324/5.366 4.768 ± 0.6451
ea11 1342 1342/1342 1342 ± 0.00004398 5.695 5.128/6.369 5.663 ± 0.8896
ea12 1342 1342/1342 1342 ± 0.00004026 5.229 4.987/5.982 5.47 ± 0.7995
ea13 1342 1342/1342 1342 ± 0.00001098 5.466 5.303/6.088 5.702 ± 0.6806
ea14 1342 1342/1342 1342 ± 0.00003822 5.463 4.938/6.406 5.583 ± 0.8902
ea15 1342 1342/1342 1342 ± 0.00001144 5.212 5.011/6.159 5.474 ± 0.8532
ea16 1342 1342/1342 1342 ± 0.00002437 5.667 5.227/6.613 5.78 ± 0.9852
ea17 1342 1342/1342 1342 ± 0.00004331 5.496 5.035/6.285 5.613 ± 0.9015
ea18 1342 1342/1342 1342 ± 0.00004391 4.769 4.528/5.407 4.944 ± 0.6589
ea19 1342 1342/1342 1342 ± 0.0000259 5.505 5.23/6.608 5.757 ± 0.8696
ea20 1342 1342/1342 1342 ± 0.00004293 5.688 5.436/6.566 5.833 ± 0.9186
ea21 1342 1342/1342 1342 ± 0.00003109 5.373 4.97/6.176 5.492 ± 0.8339
ea22 1342 1342/1342 1342 ± 0.00003136 5.154 4.806/6.243 5.465 ± 0.7759
ea23 1342 1342/1342 1342 ± 0.00004204 5.505 4.988/6.447 5.628 ± 0.94
ea24 1342 1342/1342 1342 ± 0.00001345 4.895 4.647/6.051 5.256 ± 0.7227
ea25 1342 1342/1342 1342 ± 0.00004359 5.245 4.732/5.9 5.317 ± 0.8057
ea26 1342 1342/1342 1342 ± 0.00002102 5.571 5.27/6.584 5.81 ± 0.8515
ea27 1342 1342/1342 1342 ± 0.00004379 5.288 4.878/6.266 5.418 ± 0.837
ea28 1342 1342/1342 1342 ± 0.00004297 5.298 5.123/6.333 5.582 ± 0.8915
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 ± 0.00002467 5.035 4.805/5.238 4.977 ± 0.3219
5 1342 1342/1342 1342 ± 0.00002946 5.149 4.823/5.298 5.113 ± 0.2914
6 1342 1342/1342 1342 ± 0.00002339 5.01 4.739/5.227 4.974 ± 0.2746
7 1342 1342/1342 1342 ± 0.00002329 5.067 4.859/5.198 5.002 ± 0.2686
8 1342 1342/1342 1342 ± 0.00002317 5.064 4.814/5.222 5.023 ± 0.3035
9 1342 1342/1342 1342 ± 0.00002312 5.341 5.068/5.53 5.297 ± 0.3089
10 1342 1342/1342 1342 ± 0.00002312 5.845 5.671/5.982 5.785 ± 0.3151
11 1342 1342/1342 1342 ± 0.00002314 6.092 5.897/6.264 6.046 ± 0.3285
12 1342 1342/1342 1342 ± 0.00002317 6.251 5.989/6.447 6.21 ± 0.3575
13 1342 1342/1342 1342 ± 0.00002312 6.762 6.382/6.934 6.604 ± 0.4205
14 1342 1342/1342 1342 ± 0.00002311 6.904 6.521/7.059 6.767 ± 0.4502
15 1342 1342/1342 1342 ± 0.0000232 6.219 5.898/6.529 6.178 ± 0.4784
16 1342 1342/1342 1342 ± 0.00005781 4.173 4.035/4.31 4.169 ± 0.1882
17 1342 1342/1342 1342 ± 0.00005957 4.185 4.051/4.387 4.23 ± 0.252
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
datacolumn
residual_data
Start time
2024-04-21 05:59:39.593
End
2024-04-21 07:05:27.493
Duration
1:05:47.899
Note, WebLog generation is not included in the time.

CASA logs for stage 7