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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.553 5.437/6.094 5.615 ± 0.7987
ea02 1342 1342/1342 1342 ± 0.00004108 5.988 5.593/6.683 5.954 ± 0.9691
ea04 1342 1342/1342 1342 ± 0 5.033 4.891/6.001 5.307 ± 0.8032
ea05 1342 1342/1342 1342 ± 0.000005392 5.442 5.097/6.54 5.653 ± 0.8172
ea06 1342 1342/1342 1342 ± 0.00000337 5.114 4.756/5.706 5.097 ± 0.7817
ea07 1342 1342/1342 1342 ± 0.00004274 5.964 5.473/6.247 5.75 ± 0.8446
ea08 1342 1342/1342 1342 ± 0.00004172 6.129 5.723/6.867 6.095 ± 0.989
ea09 1342 1342/1342 1342 ± 0.000004327 5.361 4.999/5.914 5.32 ± 0.6185
ea10 1342 1342/1342 1342 ± 0.00004219 5.154 4.861/5.855 5.216 ± 0.7121
ea11 1342 1342/1342 1342 ± 0.00004204 6.072 5.486/6.75 5.927 ± 1.018
ea12 1342 1342/1342 1342 ± 0.00001041 5.424 5.321/6.448 5.623 ± 1.003
ea13 1342 1342/1342 1342 ± 0.0000136 6.092 5.779/6.479 6.06 ± 0.7499
ea14 1342 1342/1342 1342 ± 0.000002163 5.725 5.297/6.621 5.788 ± 0.8751
ea15 1342 1342/1342 1342 ± 0 5.203 5.062/6.288 5.56 ± 0.9286
ea16 1342 1342/1342 1342 ± 0.00002199 5.841 5.454/6.651 5.848 ± 0.9387
ea17 1342 1342/1342 1342 ± 0.00004192 6.043 5.658/6.761 6.042 ± 0.9604
ea18 1342 1342/1342 1342 ± 0.00003585 5.041 4.745/5.853 5.076 ± 0.7611
ea19 1342 1342/1342 1342 ± 0 5.707 5.372/6.846 5.887 ± 0.8724
ea20 1342 1342/1342 1342 ± 0.00002375 6.076 5.728/7.009 6.118 ± 1.128
ea21 1342 1342/1342 1342 ± 0.00001377 5.433 5.242/6.3 5.571 ± 0.8334
ea22 1342 1342/1342 1342 ± 0.00002627 5.578 5.139/6.431 5.677 ± 0.8575
ea23 1342 1342/1342 1342 ± 0.00005242 6.474 5.698/6.905 6.033 ± 1.143
ea24 1342 1342/1342 1342 ± 0 5.371 4.939/6.366 5.557 ± 0.6954
ea25 1342 1342/1342 1342 ± 0.00004204 5.854 5.446/6.529 5.779 ± 0.8981
ea26 1342 1342/1342 1342 ± 0.00001387 5.928 5.73/7.014 6.127 ± 0.8606
ea27 1342 1342/1342 1342 ± 0.00004474 5.749 5.312/6.554 5.709 ± 0.8913
ea28 1342 1342/1342 1342 ± 0.00004203 5.914 5.482/6.786 5.923 ± 0.9208
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 ± 0.00002369 5.792 5.353/6.051 5.701 ± 0.4077
3 1342 1342/1342 1342 ± 0.0000307 5.286 5/5.533 5.243 ± 0.3783
5 1342 1342/1342 1342 ± 0.00002442 5.44 5.155/5.624 5.395 ± 0.3721
6 1342 1342/1342 1342 ± 0.00002369 5.386 5.093/5.646 5.382 ± 0.346
7 1342 1342/1342 1342 ± 0.00002369 5.442 5.095/5.613 5.409 ± 0.3285
8 1342 1342/1342 1342 ± 0.00002369 5.329 5.094/5.595 5.364 ± 0.3536
9 1342 1342/1342 1342 ± 0.00002399 5.721 5.417/5.927 5.654 ± 0.3671
10 1342 1342/1342 1342 ± 0.00002325 6.17 5.863/6.325 6.085 ± 0.3745
11 1342 1342/1342 1342 ± 0.00002325 6.429 6.203/6.625 6.38 ± 0.3638
12 1342 1342/1342 1342 ± 0.00002325 6.649 6.364/6.803 6.56 ± 0.3934
13 1342 1342/1342 1342 ± 0.00002325 6.908 6.512/7.006 6.764 ± 0.4193
14 1342 1342/1342 1342 ± 0.00002725 6.572 6.204/6.91 6.552 ± 0.4771
15 1342 1342/1342 1342 ± 0.00002334 6.857 6.645/7.079 6.772 ± 0.4629
16 1342 1342/1342 1342 ± 0.00006102 3.952 3.816/4.157 4.012 ± 0.2995
17 1342 1342/1342 1342 ± 0.00006037 4.063 3.923/4.241 4.085 ± 0.2954
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-23 13:37:40.445
End
2024-11-23 14:32:58.173
Duration
0:55:17.729
Note, WebLog generation is not included in the time.

CASA logs for stage 8