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 5.302 5.235/6.109 5.577 ± 0.6303
ea02 1342 1342/1342 1342 ± 0.0000415 5.734 5.324/6.602 5.87 ± 0.8209
ea05 1342 1342/1342 1342 ± 0.00002955 5.435 5.225/6.279 5.733 ± 0.6688
ea06 1342 1342/1342 1342 ± 0 4.867 4.75/5.386 4.996 ± 0.4538
ea07 1342 1342/1342 1342 ± 0.00003861 5.728 5.298/5.984 5.689 ± 0.6259
ea08 1342 1342/1342 1342 ± 0.00004093 5.849 5.528/6.816 6.081 ± 0.8517
ea09 1342 1342/1342 1342 ± 0.00003874 4.297 3.308/6.082 4.517 ± 1.264
ea10 1342 1342/1342 1342 ± 0.00004092 5.28 5.043/6.418 5.648 ± 0.6998
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.598 5.359/6.554 5.847 ± 0.7776
ea13 1342 1342/1342 1342 ± 0.00003102 5.758 5.611/6.368 5.966 ± 0.6775
ea14 1342 1342/1342 1342 ± 0 6.5 5.943/7 6.363 ± 0.7323
ea15 1342 1342/1342 1342 ± 0 5.275 5.133/6.226 5.639 ± 0.7289
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.0000415 5.963 5.529/7.046 6.044 ± 0.788
ea18 1342 1342/1342 1342 ± 0.000003311 4.985 4.712/5.839 5.146 ± 0.621
ea19 1342 1342/1342 1342 ± 0 5.672 5.4/6.696 5.986 ± 0.6841
ea20 1342 1342/1342 1342 ± 0.000001232 5.894 5.731/7.028 6.093 ± 0.874
ea21 1342 1342/1342 1342 ± 0.000002709 5.453 5.29/6.289 5.739 ± 0.6633
ea22 1342 1342/1342 1342 ± 0.00004093 5.289 5.093/6.383 5.578 ± 0.7617
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.317 5.269/5.463 5.325 ± 0.1766
ea26 1342 1342/1342 1342 ± 0.00002209 5.582 5.381/6.459 5.817 ± 0.7554
ea27 1342 1342/1342 1342 ± 0.00004093 5.453 5.119/6.566 5.708 ± 0.7342
ea28 1342 1342/1342 1342 ± 0.00005286 6.554 5.848/7.064 6.245 ± 0.905
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 ± 0.00002663 5.381 5.169/5.627 5.327 ± 0.4849
3 1342 1342/1342 1342 ± 0.00002663 5.476 5.157/5.675 5.341 ± 0.5382
4 1342 1342/1342 1342 ± 0.00004155 5.354 5.225/5.452 5.224 ± 0.5536
5 1342 1342/1342 1342 ± 0.00002663 5.284 5.221/5.475 5.227 ± 0.5452
6 1342 1342/1342 1342 ± 0.00002663 5.298 5.044/5.391 5.189 ± 0.5075
7 1342 1342/1342 1342 ± 0.00002663 5.308 5.096/5.51 5.198 ± 0.4946
8 1342 1342/1342 1342 ± 0.00002663 5.285 5.014/5.372 5.133 ± 0.5122
9 1342 1342/1342 1342 ± 0.00002663 5.587 5.309/5.755 5.442 ± 0.5829
10 1342 1342/1342 1342 ± 0.00002602 6.024 5.824/6.128 5.971 ± 0.3263
11 1342 1342/1342 1342 ± 0.00002602 6.322 6.198/6.45 6.243 ± 0.3497
12 1342 1342/1342 1342 ± 0.00002602 6.524 6.22/6.636 6.428 ± 0.3754
13 1342 1342/1342 1342 ± 0.00002602 6.87 6.571/7.083 6.799 ± 0.3843
14 1342 1342/1342 1342 ± 0.00002602 7.019 6.778/7.216 6.903 ± 0.4256
15 1342 1342/1342 1342 ± 0.00002602 6.761 6.616/7.039 6.728 ± 0.4634
16 1342 1342/1342 1342 ± 0.00006102 4.71 4.528/4.894 4.736 ± 0.3206
17 1342 1342/1342 1342 ± 0.000061 4.704 4.543/4.855 4.725 ± 0.2707
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-22 10:41:58.375
End
2024-04-22 11:31:36.302
Duration
0:49:37.926
Note, WebLog generation is not included in the time.

CASA logs for stage 7