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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.42 5.236/6.113 5.637 ± 0.6424
ea02 1342 1342/1342 1342 ± 0.00003006 6.03 5.231/6.591 6.008 ± 0.7374
ea05 1342 1342/1342 1342 ± 0.000006822 5.808 5.199/6.531 5.865 ± 0.6854
ea06 1342 1342/1342 1342 ± 0.00002129 5.228 4.865/5.626 5.249 ± 0.5269
ea07 1342 1342/1342 1342 ± 0.00004391 5.688 5.282/5.92 5.642 ± 0.7062
ea08 1342 1342/1342 1342 ± 0.00003927 6.161 5.572/6.866 6.293 ± 0.8214
ea09 1342 1342/1342 1342 ± 0 5.152 3.281/5.789 4.711 ± 1.202
ea10 1342 1342/1342 1342 ± 0.0000439 5.478 5.128/6.341 5.67 ± 0.7196
ea11 1342 1342/1342 1342 ± 0 6 5.37/6.457 6.029 ± 0.6581
ea12 1342 1342/1342 1342 ± 0.00002437 5.672 5.352/6.527 5.901 ± 0.7779
ea13 1342 1342/1342 1342 ± 0 5.99 5.654/6.328 6.075 ± 0.5557
ea14 1342 1342/1342 1342 ± 0.00003747 6.461 5.76/6.875 6.157 ± 0.891
ea15 1342 1342/1342 1342 ± 0.00001169 5.435 5.193/6.249 5.769 ± 0.7187
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004475 6.012 5.683/7.001 6.144 ± 0.8467
ea18 1342 1342/1342 1342 ± 0.00003972 4.87 4.611/5.692 5.137 ± 0.599
ea19 1342 1342/1342 1342 ± 0.00000524 5.86 5.426/6.707 6.026 ± 0.7401
ea20 1342 1342/1342 1342 ± 0.00003126 6.083 5.753/6.929 6.194 ± 0.8232
ea21 1342 1342/1342 1342 ± 0.00001312 5.671 5.33/6.287 5.77 ± 0.7045
ea22 1342 1342/1342 1342 ± 0.00001824 5.573 5.337/6.471 5.835 ± 0.6619
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.335 5.305/5.526 5.355 ± 0.1805
ea26 1342 1342/1342 1342 ± 0 5.521 5.374/6.44 5.897 ± 0.5975
ea27 1342 1342/1342 1342 ± 0.00004395 5.492 5.044/6.407 5.72 ± 0.7248
ea28 1342 1342/1342 1342 ± 0.00005284 6.459 6.02/7.012 6.205 ± 0.8655
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.
5 1342 1342/1342 1342 ± 0.00002727 5.521 5.345/5.833 5.46 ± 0.6247
6 1342 1342/1342 1342 ± 0.00002613 5.352 5.162/5.39 5.203 ± 0.5049
7 1342 1342/1342 1342 ± 0.00002613 5.255 5.108/5.421 5.196 ± 0.4892
8 1342 1342/1342 1342 ± 0.00002613 5.218 5.04/5.349 5.145 ± 0.5108
9 1342 1342/1342 1342 ± 0.00002613 5.518 5.431/5.812 5.453 ± 0.5839
10 1342 1342/1342 1342 ± 0.00002554 5.999 5.833/6.123 5.953 ± 0.3443
11 1342 1342/1342 1342 ± 0.00002554 6.286 6.197/6.404 6.22 ± 0.3468
12 1342 1342/1342 1342 ± 0.00002554 6.449 6.228/6.536 6.376 ± 0.3591
13 1342 1342/1342 1342 ± 0.00002554 6.8 6.466/7.08 6.777 ± 0.3708
14 1342 1342/1342 1342 ± 0.00002554 7.037 6.832/7.233 6.976 ± 0.4044
15 1342 1342/1342 1342 ± 0.00002611 6.579 6.445/6.776 6.524 ± 0.4084
16 1342 1342/1342 1342 ± 0.00006102 4.761 4.579/4.992 4.789 ± 0.3035
17 1342 1342/1342 1342 ± 0.00005972 5.011 4.773/5.228 5.031 ± 0.3496
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
Start time
2024-04-22 01:24:49.852
End
2024-04-22 01:58:17.720
Duration
0:33:27.868
Note, WebLog generation is not included in the time.

CASA logs for stage 7