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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.929 5.386/6.149 5.821 ± 0.4814
ea02 1342 1342/1342 1342 ± 0 6.167 5.549/6.637 6.155 ± 0.5683
ea05 1342 1342/1342 1342 ± 0 6.051 5.431/6.57 5.948 ± 0.6204
ea06 1342 1342/1342 1342 ± 0 4.891 4.778/5.268 5.009 ± 0.2985
ea07 1342 1342/1342 1342 ± 0.00001595 5.794 5.459/5.948 5.796 ± 0.45
ea08 1342 1342/1342 1342 ± 0 6.089 5.751/6.871 6.314 ± 0.587
ea09 1342 1342/1342 1342 ± 0 5.469 5.06/5.935 5.513 ± 0.4773
ea10 1342 1342/1342 1342 ± 0.00001794 5.759 5.328/6.559 5.935 ± 0.6292
ea11 1342 1342/1342 1342 ± 0 6.026 5.438/6.481 6.054 ± 0.5786
ea12 1342 1342/1342 1342 ± 0 6.038 5.493/6.485 6.083 ± 0.5905
ea13 1342 1342/1342 1342 ± 0 6.388 5.858/6.579 6.287 ± 0.4863
ea14 1342 1342/1342 1342 ± 0 6.009 5.511/6.586 6.054 ± 0.6309
ea15 1342 1342/1342 1342 ± 0 5.939 5.375/6.403 5.989 ± 0.6551
ea16 1342 1342/1342 1342 ± 0 5.363 5.221/5.578 5.309 ± 0.2492
ea17 1342 1342/1342 1342 ± 0 6.197 5.789/6.662 6.32 ± 0.5849
ea18 1342 1342/1342 1342 ± 0 5.291 4.94/5.81 5.366 ± 0.509
ea19 1342 1342/1342 1342 ± 0 6.266 5.613/6.799 6.21 ± 0.6117
ea20 1342 1342/1342 1342 ± 0 6.495 5.906/6.906 6.416 ± 0.6104
ea21 1342 1342/1342 1342 ± 0 5.722 5.495/6.396 5.929 ± 0.5362
ea22 1342 1342/1342 1342 ± 0 6.104 5.377/6.511 5.949 ± 0.5953
ea23 1342 1342/1342 1342 ± 0 5.905 5.607/6.54 6.111 ± 0.654
ea25 1342 1342/1342 1342 ± 0 5.452 5.404/5.615 5.448 ± 0.1652
ea26 1342 1342/1342 1342 ± 0 6.08 5.609/6.595 6.068 ± 0.5304
ea27 1342 1342/1342 1342 ± 0.00003977 5.705 5.502/6.463 5.898 ± 0.5495
ea28 1342 1342/1342 1342 ± 0 5.831 5.606/6.554 6.083 ± 0.5998
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 ± 0.00002394 5.525 5.322/5.748 5.487 ± 0.2905
4 1342 1342/1342 1342 ± 0.00002396 5.377 5.174/5.535 5.361 ± 0.348
5 1342 1342/1342 1342 ± 0.00002394 5.55 5.367/5.609 5.496 ± 0.2952
6 1342 1342/1342 1342 ± 0.00002394 5.474 5.358/5.557 5.429 ± 0.2655
7 1342 1342/1342 1342 ± 0.00002394 5.483 5.325/5.619 5.459 ± 0.2555
8 1342 1342/1342 1342 ± 0.00002394 5.489 5.269/5.61 5.428 ± 0.2936
9 1342 1342/1342 1342 ± 0.00002394 5.73 5.628/5.942 5.704 ± 0.3456
10 1342 1342/1342 1342 ± 0.00002491 6.167 5.95/6.311 6.101 ± 0.3457
11 1342 1342/1342 1342 ± 0.00002491 6.455 6.271/6.553 6.329 ± 0.3731
12 1342 1342/1342 1342 ± 0.00002491 6.541 6.316/6.67 6.462 ± 0.3862
13 1342 1342/1342 1342 ± 0.00002491 7.002 6.732/7.168 6.886 ± 0.4201
14 1342 1342/1342 1342 ± 0.00002491 7.181 6.933/7.308 7.038 ± 0.4558
15 1342 1342/1342 1342 ± 0.00002491 6.575 6.428/6.781 6.502 ± 0.4127
16 1342 1342/1342 1342 ± 0.0000343 6.059 5.721/6.333 6.001 ± 0.4007
17 1342 1342/1342 1342 ± 0.00003791 6.036 5.794/6.33 5.997 ± 0.3887
output_dir
 
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-01 10:36:38.543
End
2024-05-01 11:38:21.900
Duration
1:01:43.357
Note, WebLog generation is not included in the time.

CASA logs for stage 7