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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.439 5.249/6.042 5.666 ± 0.5131
ea02 1342 1342/1342 1342 ± 0.00001213 5.698 5.333/6.437 5.912 ± 0.6885
ea04 1342 1342/1342 1342 ± 0 5.409 5.058/6.039 5.603 ± 0.5813
ea05 1342 1342/1342 1342 ± 0 5.627 5.182/6.163 5.711 ± 0.6001
ea06 1342 1342/1342 1342 ± 0 4.87 4.595/5.282 4.953 ± 0.4078
ea07 1342 1342/1342 1342 ± 0 5.903 5.453/6.21 5.956 ± 0.5674
ea08 1342 1342/1342 1342 ± 0.00002152 5.769 5.482/6.573 6.03 ± 0.6815
ea09 1342 1342/1342 1342 ± 0.00001332 5.521 5.159/6.235 5.703 ± 0.6295
ea10 1342 1342/1342 1342 ± 0 5.791 5.243/6.518 5.861 ± 0.6576
ea11 1342 1342/1342 1342 ± 0 5.743 5.045/6.233 5.72 ± 0.66
ea12 1342 1342/1342 1342 ± 0 6.215 5.996/6.617 6.314 ± 0.3985
ea13 1342 1342/1342 1342 ± 0.000007003 5.758 5.652/6.297 6.035 ± 0.5088
ea14 1342 1342/1342 1342 ± 0 5.748 5.241/6.318 5.82 ± 0.6691
ea15 1342 1342/1342 1342 ± 0 5.56 4.996/6.187 5.67 ± 0.7134
ea16 1342 1342/1342 1342 ± 0 6.053 5.56/6.669 6.187 ± 0.7096
ea17 1342 1342/1342 1342 ± 0.00002585 5.907 5.54/6.451 6.057 ± 0.627
ea18 1342 1342/1342 1342 ± 0 4.917 4.606/5.441 5.047 ± 0.5093
ea19 1342 1342/1342 1342 ± 0 5.863 5.398/6.449 6.006 ± 0.6393
ea20 1342 1342/1342 1342 ± 0 5.934 5.511/6.541 6.049 ± 0.6453
ea21 1342 1342/1342 1342 ± 0 5.602 5.274/6.158 5.74 ± 0.5644
ea22 1342 1342/1342 1342 ± 0.00001281 5.428 5.226/6.363 5.776 ± 0.6731
ea23 1342 1342/1342 1342 ± 0 6.156 5.47/6.569 6.073 ± 0.6748
ea25 1342 1342/1342 1342 ± 0 5.449 5.074/5.957 5.567 ± 0.572
ea26 1342 1342/1342 1342 ± 0.000002209 5.932 5.622/6.764 6.149 ± 0.6523
ea27 1342 1342/1342 1342 ± 0.00002489 5.496 5.199/6.291 5.71 ± 0.5715
ea28 1342 1342/1342 1342 ± 0.00003468 5.571 5.297/6.366 5.811 ± 0.6654
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 5.308 5.157/5.553 5.322 ± 0.2723
3 1342 1342/1342 1342 ± 0.00002401 5.191 5.002/5.446 5.176 ± 0.2796
4 1342 1342/1342 1342 ± 0.00002464 5.106 4.918/5.293 5.105 ± 0.2992
5 1342 1342/1342 1342 ± 0.00002394 5.328 5.08/5.45 5.276 ± 0.3255
6 1342 1342/1342 1342 ± 0.00002394 5.241 4.992/5.379 5.21 ± 0.306
7 1342 1342/1342 1342 ± 0.00002394 5.28 5.152/5.475 5.27 ± 0.2679
8 1342 1342/1342 1342 ± 0.00002394 5.333 5.085/5.406 5.248 ± 0.2814
9 1342 1342/1342 1342 ± 0.00002394 5.569 5.36/5.827 5.534 ± 0.3221
10 1342 1342/1342 1342 ± 0.00002349 6.003 5.789/6.177 5.961 ± 0.3142
11 1342 1342/1342 1342 ± 0.00002349 6.267 6.097/6.362 6.184 ± 0.3226
12 1342 1342/1342 1342 ± 0.00002349 6.362 6.236/6.578 6.344 ± 0.3431
13 1342 1342/1342 1342 ± 0.00002349 6.828 6.694/7.003 6.79 ± 0.3626
14 1342 1342/1342 1342 ± 0.00002349 6.996 6.757/7.209 6.95 ± 0.4026
15 1342 1342/1342 1342 ± 0.00002349 6.632 6.356/6.79 6.542 ± 0.4175
16 1342 1342/1342 1342 ± 0.00004123 5.912 5.589/6.165 5.867 ± 0.3645
17 1342 1342/1342 1342 ± 0.00003634 5.882 5.609/6.096 5.863 ± 0.3456
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-05-01 13:42:14.057
End
2024-05-01 14:58:00.697
Duration
1:15:46.640
Note, WebLog generation is not included in the time.

CASA logs for stage 7