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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.487 5.35/5.968 5.682 ± 0.5411
ea02 1342 1342/1342 1342 ± 0.00001772 5.781 5.484/6.421 5.964 ± 0.6296
ea04 1342 1342/1342 1342 ± 0 5.544 5.231/6.019 5.662 ± 0.4782
ea05 1342 1342/1342 1342 ± 0 5.78 5.47/6.287 5.888 ± 0.5696
ea06 1342 1342/1342 1342 ± 0 5.499 5.123/5.959 5.556 ± 0.4672
ea07 1342 1342/1342 1342 ± 0 5.211 5.152/5.524 5.309 ± 0.2284
ea08 1342 1342/1342 1342 ± 0.00002793 5.876 5.605/6.646 6.128 ± 0.6574
ea09 1342 1342/1342 1342 ± 0 5.15 4.972/5.737 5.336 ± 0.4341
ea10 1342 1342/1342 1342 ± 0.00003286 5.166 4.94/5.897 5.352 ± 0.5298
ea11 1342 1342/1342 1342 ± 0.000003318 5.748 5.412/6.408 5.901 ± 0.5976
ea13 1342 1342/1342 1342 ± 0 6.064 5.884/6.316 6.182 ± 0.4344
ea14 1342 1342/1342 1342 ± 0 5.623 5.371/6.297 5.832 ± 0.5532
ea15 1342 1342/1342 1342 ± 0 5.851 5.483/6.416 6.01 ± 0.6252
ea16 1342 1342/1342 1342 ± 0 5.968 5.634/6.416 6.142 ± 0.6389
ea17 1342 1342/1342 1342 ± 0.00000329 5.732 5.628/5.889 5.716 ± 0.2175
ea18 1342 1342/1342 1342 ± 0.000005319 5.071 4.828/5.556 5.201 ± 0.5087
ea19 1342 1342/1342 1342 ± 0 5.715 5.643/5.897 5.762 ± 0.1358
ea20 1342 1342/1342 1342 ± 0 6.066 5.777/6.705 6.226 ± 0.6122
ea21 1342 1342/1342 1342 ± 0 5.34 5.203/5.835 5.513 ± 0.3979
ea22 1342 1342/1342 1342 ± 0 5.475 5.301/6.293 5.781 ± 0.615
ea23 1342 1342/1342 1342 ± 0.00001268 5.769 5.594/6.426 6.061 ± 0.6319
ea24 1342 1342/1342 1342 ± 0 5.659 5.122/6.221 5.676 ± 0.5899
ea25 1342 1342/1342 1342 ± 0.000003077 5.595 5.382/6.252 5.806 ± 0.5889
ea26 1342 1342/1342 1342 ± 0 6.05 5.819/6.741 6.27 ± 0.6378
ea27 1342 1342/1342 1342 ± 0.000006364 5.549 5.252/5.594 5.437 ± 0.2146
ea28 1342 1342/1342 1342 ± 0.00004026 5.702 5.515/6.456 5.929 ± 0.6265
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 ± 0.00002373 5.564 5.267/5.692 5.515 ± 0.2725
3 1342 1342/1342 1342 ± 0.00002461 5.136 4.969/5.366 5.178 ± 0.3394
4 1342 1342/1342 1342 ± 0.00002398 5.515 5.261/5.667 5.473 ± 0.3375
5 1342 1342/1342 1342 ± 0.00002373 5.446 5.27/5.672 5.443 ± 0.3037
6 1342 1342/1342 1342 ± 0.00002373 5.46 5.142/5.593 5.388 ± 0.2805
7 1342 1342/1342 1342 ± 0.00002373 5.425 5.126/5.594 5.408 ± 0.2711
8 1342 1342/1342 1342 ± 0.00002373 5.418 5.095/5.556 5.352 ± 0.2971
9 1342 1342/1342 1342 ± 0.00002375 5.677 5.374/5.918 5.624 ± 0.3262
10 1342 1342/1342 1342 ± 0.00002576 6.03 5.831/6.22 5.988 ± 0.3289
11 1342 1342/1342 1342 ± 0.00002576 6.276 5.935/6.417 6.213 ± 0.3175
12 1342 1342/1342 1342 ± 0.00002576 6.384 6.028/6.556 6.344 ± 0.329
13 1342 1342/1342 1342 ± 0.00002576 6.86 6.331/7.039 6.741 ± 0.3868
14 1342 1342/1342 1342 ± 0.00002576 6.966 6.623/7.237 6.921 ± 0.4207
15 1342 1342/1342 1342 ± 0.00002576 6.656 6.116/6.892 6.563 ± 0.4189
16 1342 1342/1342 1342 ± 0.00004308 5.638 5.421/5.938 5.691 ± 0.3697
17 1342 1342/1342 1342 ± 0.00004143 5.696 5.514/6.007 5.727 ± 0.3611
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-13 02:39:48.298
End
2024-04-13 03:34:11.832
Duration
0:54:23.534
Note, WebLog generation is not included in the time.

CASA logs for stage 7