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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.445 5.199/5.85 5.6 ± 0.5074
ea02 1342 1342/1342 1342 ± 0.000006134 5.717 5.425/6.35 5.916 ± 0.63
ea04 1342 1342/1342 1342 ± 0 5.367 5.049/5.861 5.493 ± 0.5028
ea05 1342 1342/1342 1342 ± 0 5.697 5.255/6.044 5.705 ± 0.5445
ea06 1342 1342/1342 1342 ± 0 4.806 4.634/5.308 4.965 ± 0.4212
ea07 1342 1342/1342 1342 ± 0 5.781 5.373/6.064 5.858 ± 0.5353
ea08 1342 1342/1342 1342 ± 0.000003814 5.762 5.44/6.511 5.981 ± 0.6487
ea09 1342 1342/1342 1342 ± 0 5.651 5.15/6.117 5.687 ± 0.5901
ea10 1342 1342/1342 1342 ± 0.00002625 5.773 5.245/6.395 5.823 ± 0.6274
ea11 1342 1342/1342 1342 ± 0 5.679 5.343/6.254 5.783 ± 0.6068
ea12 1342 1342/1342 1342 ± 0 5.698 5.282/6.198 5.82 ± 0.6232
ea13 1342 1342/1342 1342 ± 0 6.22 5.804/6.364 6.172 ± 0.4597
ea14 1342 1342/1342 1342 ± 0 5.801 5.231/6.189 5.756 ± 0.5872
ea15 1342 1342/1342 1342 ± 0 5.615 5.068/6.094 5.661 ± 0.6365
ea16 1342 1342/1342 1342 ± 0 6.11 5.627/6.609 6.184 ± 0.6552
ea17 1342 1342/1342 1342 ± 0.000002205 5.83 5.507/6.604 5.946 ± 0.5811
ea18 1342 1342/1342 1342 ± 0 4.948 4.659/5.381 5.048 ± 0.4826
ea19 1342 1342/1342 1342 ± 0 5.949 5.509/6.587 6.112 ± 0.6188
ea20 1342 1342/1342 1342 ± 0 5.915 5.595/6.534 6.094 ± 0.5973
ea21 1342 1342/1342 1342 ± 0 5.649 5.351/6.112 5.779 ± 0.5061
ea22 1342 1342/1342 1342 ± 0 5.674 5.226/6.36 5.772 ± 0.6208
ea23 1342 1342/1342 1342 ± 0 5.842 5.433/6.267 5.944 ± 0.6371
ea25 1342 1342/1342 1342 ± 0 5.305 5.146/5.92 5.538 ± 0.5408
ea26 1342 1342/1342 1342 ± 0 6.006 5.624/6.545 6.136 ± 0.65
ea27 1342 1342/1342 1342 ± 0.00004033 5.411 5.201/6.174 5.621 ± 0.5508
ea28 1342 1342/1342 1342 ± 0.000033 5.518 5.307/6.23 5.762 ± 0.6122
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 ± 0.0000235 5.35 5.228/5.603 5.383 ± 0.2767
3 1342 1342/1342 1342 ± 0.00002395 5.121 4.962/5.473 5.193 ± 0.3417
4 1342 1342/1342 1342 ± 0.00002536 5.15 5.063/5.389 5.194 ± 0.3355
5 1342 1342/1342 1342 ± 0.0000235 5.297 5.046/5.488 5.294 ± 0.3388
6 1342 1342/1342 1342 ± 0.0000235 5.223 5.056/5.435 5.222 ± 0.2994
7 1342 1342/1342 1342 ± 0.0000235 5.289 5.109/5.433 5.292 ± 0.2726
8 1342 1342/1342 1342 ± 0.0000235 5.307 5.028/5.426 5.231 ± 0.2917
9 1342 1342/1342 1342 ± 0.0000235 5.517 5.341/5.773 5.495 ± 0.3283
10 1342 1342/1342 1342 ± 0.0000235 5.938 5.78/6.115 5.891 ± 0.3098
11 1342 1342/1342 1342 ± 0.0000235 6.16 5.993/6.299 6.093 ± 0.3062
12 1342 1342/1342 1342 ± 0.0000235 6.27 6.076/6.448 6.25 ± 0.3397
13 1342 1342/1342 1342 ± 0.0000235 6.713 6.617/6.863 6.689 ± 0.3539
14 1342 1342/1342 1342 ± 0.0000235 6.913 6.732/7.157 6.885 ± 0.3932
15 1342 1342/1342 1342 ± 0.0000235 6.617 6.293/6.762 6.517 ± 0.4113
16 1342 1342/1342 1342 ± 0.00003842 5.84 5.553/6.103 5.823 ± 0.3704
17 1342 1342/1342 1342 ± 0.00003996 5.82 5.638/6.08 5.833 ± 0.3543
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
Start time
2024-12-16 22:45:22.630
End
2024-12-16 23:14:34.581
Duration
0:29:11.950
Note, WebLog generation is not included in the time.

CASA logs for stage 8