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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.698 5.148/6.027 5.615 ± 0.5211
ea02 1342 1342/1342 1342 ± 0 5.834 5.33/6.322 5.851 ± 0.5907
ea04 1342 1342/1342 1342 ± 0.000005748 5.534 4.922/6.013 5.507 ± 0.5888
ea05 1342 1342/1342 1342 ± 0.000001439 5.691 5.259/6.257 5.774 ± 0.6216
ea06 1342 1342/1342 1342 ± 0 4.958 4.632/5.376 5.026 ± 0.4225
ea07 1342 1342/1342 1342 ± 0 5.67 5.327/6.042 5.748 ± 0.526
ea08 1342 1342/1342 1342 ± 0 5.829 5.518/6.581 6.036 ± 0.615
ea09 1342 1342/1342 1342 ± 0 5.549 5.019/6.124 5.634 ± 0.6382
ea10 1342 1342/1342 1342 ± 0 5.51 5.063/6.168 5.575 ± 0.5711
ea11 1342 1342/1342 1342 ± 0 5.607 5.197/6.222 5.716 ± 0.5365
ea12 1342 1342/1342 1342 ± 0 5.626 5.111/6.225 5.739 ± 0.68
ea13 1342 1342/1342 1342 ± 0 6.085 5.636/6.322 6.045 ± 0.5135
ea14 1342 1342/1342 1342 ± 0 5.791 5.263/6.273 5.814 ± 0.6602
ea15 1342 1342/1342 1342 ± 0 5.472 4.916/6.047 5.561 ± 0.7292
ea16 1342 1342/1342 1342 ± 0 6.04 5.523/6.566 6.078 ± 0.7338
ea17 1342 1342/1342 1342 ± 0.000005925 5.905 5.468/6.434 5.989 ± 0.608
ea18 1342 1342/1342 1342 ± 0 5.075 4.733/5.731 5.128 ± 0.5335
ea19 1342 1342/1342 1342 ± 0 6.209 5.293/6.508 6.006 ± 0.6966
ea20 1342 1342/1342 1342 ± 0 5.991 5.518/6.486 6.059 ± 0.6313
ea21 1342 1342/1342 1342 ± 0 5.564 5.211/6.117 5.669 ± 0.6105
ea22 1342 1342/1342 1342 ± 0 5.647 5.285/6.324 5.749 ± 0.6478
ea23 1342 1342/1342 1342 ± 0 6.034 5.435/6.345 5.988 ± 0.6716
ea25 1342 1342/1342 1342 ± 0 5.563 5.188/6.006 5.64 ± 0.5705
ea26 1342 1342/1342 1342 ± 0 5.693 5.324/6.209 5.759 ± 0.6038
ea27 1342 1342/1342 1342 ± 0.00001969 5.67 5.113/6.26 5.651 ± 0.5924
ea28 1342 1342/1342 1342 ± 0 5.642 5.351/6.344 5.796 ± 0.6527
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 ± 0.00002393 5.241 4.99/5.416 5.215 ± 0.285
3 1342 1342/1342 1342 ± 0.00002436 4.924 4.764/5.254 5.013 ± 0.3582
4 1342 1342/1342 1342 ± 0.00002505 5.19 4.917/5.414 5.147 ± 0.3535
5 1342 1342/1342 1342 ± 0.00002348 5.243 5.059/5.501 5.244 ± 0.3491
6 1342 1342/1342 1342 ± 0.00002348 5.243 4.956/5.36 5.198 ± 0.2549
7 1342 1342/1342 1342 ± 0.00002348 5.19 4.962/5.41 5.192 ± 0.2492
8 1342 1342/1342 1342 ± 0.00002348 5.187 5.007/5.402 5.199 ± 0.2605
9 1342 1342/1342 1342 ± 0.00002348 5.521 5.297/5.715 5.483 ± 0.3229
10 1342 1342/1342 1342 ± 0.00002393 5.945 5.723/6.008 5.886 ± 0.2902
11 1342 1342/1342 1342 ± 0.00002348 6.217 5.999/6.294 6.112 ± 0.2984
12 1342 1342/1342 1342 ± 0.00002348 6.322 6.119/6.433 6.275 ± 0.2903
13 1342 1342/1342 1342 ± 0.00002348 6.687 6.527/6.878 6.659 ± 0.335
14 1342 1342/1342 1342 ± 0.00002393 6.864 6.67/7.132 6.86 ± 0.3791
15 1342 1342/1342 1342 ± 0.00002393 6.523 6.276/6.687 6.444 ± 0.3532
16 1342 1342/1342 1342 ± 0.00002771 5.897 5.769/6.061 5.9 ± 0.3153
17 1342 1342/1342 1342 ± 0.00002406 5.967 5.757/6.097 5.924 ± 0.3054
overwrite_modelcol
False
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-04 22:58:54.596
End
2024-04-04 23:37:08.115
Duration
0:38:13.520
Note, WebLog generation is not included in the time.

CASA logs for stage 7