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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.297 4.978/5.845 5.464 ± 0.6449
ea02 1342 1342/1342 1342 ± 0.00001949 5.346 5.044/6.5 5.77 ± 0.8391
ea04 1342 1342/1342 1342 ± 0.000034 5.42 4.821/5.856 5.376 ± 0.6973
ea05 1342 1342/1342 1342 ± 0 5.953 5.095/6.565 5.818 ± 0.7901
ea06 1342 1342/1342 1342 ± 0.00003437 4.755 4.296/5.182 4.762 ± 0.5013
ea07 1342 1342/1342 1342 ± 0.00004268 5.719 5.101/6.145 5.748 ± 0.7911
ea08 1342 1342/1342 1342 ± 0.00004173 5.464 5.286/6.623 5.92 ± 0.8869
ea09 1342 1342/1342 1342 ± 0 5.636 5.038/6.472 5.729 ± 0.7725
ea10 1342 1342/1342 1342 ± 0.00004548 5.534 4.885/6.581 5.71 ± 0.9156
ea11 1342 1342/1342 1342 ± 0.00004804 5.176 4.862/6.393 5.625 ± 0.8868
ea12 1342 1342/1342 1342 ± 0.00003733 5.786 5.041/6.151 5.694 ± 0.7975
ea13 1342 1342/1342 1342 ± 0 5.898 5.388/6.296 5.957 ± 0.727
ea14 1342 1342/1342 1342 ± 0.00002351 5.387 5.098/6.281 5.64 ± 0.7664
ea15 1342 1342/1342 1342 ± 0.00001725 5.119 4.855/6.126 5.452 ± 0.8114
ea16 1342 1342/1342 1342 ± 0 5.674 5.306/6.807 5.993 ± 0.914
ea17 1342 1342/1342 1342 ± 0.00004868 5.5 5.285/6.394 5.855 ± 0.8592
ea18 1342 1342/1342 1342 ± 0.00004671 5.013 4.542/5.381 5.036 ± 0.5943
ea19 1342 1342/1342 1342 ± 0 5.972 5.382/6.655 6.077 ± 0.8165
ea20 1342 1342/1342 1342 ± 0.00004358 5.673 5.225/6.652 5.932 ± 0.8712
ea21 1342 1342/1342 1342 ± 0 5.495 5.173/6.361 5.722 ± 0.7688
ea22 1342 1342/1342 1342 ± 0 5.155 4.785/6.14 5.511 ± 0.7473
ea23 1342 1342/1342 1342 ± 0.00003348 5.434 5.286/6.338 5.808 ± 0.877
ea25 1342 1342/1342 1342 ± 0.00004715 5.274 5.033/6.06 5.521 ± 0.7659
ea26 1342 1342/1342 1342 ± 0 5.782 5.481/6.937 6.122 ± 0.8377
ea27 1342 1342/1342 1342 ± 0.0000463 5.361 5.008/6.369 5.608 ± 0.7545
ea28 1342 1342/1342 1342 ± 0.00004504 5.639 5.144/6.333 5.717 ± 0.8119
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 ± 0.00002349 5.441 5.132/5.745 5.436 ± 0.3506
5 1342 1342/1342 1342 ± 0.00003647 5.383 5.096/5.603 5.356 ± 0.3431
6 1342 1342/1342 1342 ± 0.00002349 5.042 4.868/5.186 5.002 ± 0.287
7 1342 1342/1342 1342 ± 0.00002349 5.092 4.891/5.291 5.089 ± 0.2726
8 1342 1342/1342 1342 ± 0.00002349 5.145 4.902/5.234 5.074 ± 0.2874
9 1342 1342/1342 1342 ± 0.00002394 5.236 4.98/5.342 5.163 ± 0.3071
10 1342 1342/1342 1342 ± 0.00002349 5.981 5.789/6.154 5.923 ± 0.3236
11 1342 1342/1342 1342 ± 0.00002349 6.28 6.117/6.393 6.211 ± 0.3407
12 1342 1342/1342 1342 ± 0.00002349 6.475 6.276/6.619 6.417 ± 0.3687
13 1342 1342/1342 1342 ± 0.00002349 6.922 6.797/7.141 6.883 ± 0.4096
14 1342 1342/1342 1342 ± 0.00002349 7.146 6.932/7.335 7.083 ± 0.4458
15 1342 1342/1342 1342 ± 0.00004337 5.997 5.758/6.52 6.102 ± 0.5924
16 1342 1342/1342 1342 ± 0.00006069 4.542 4.411/4.684 4.554 ± 0.2107
17 1342 1342/1342 1342 ± 0.00006098 4.944 4.768/5.132 4.944 ± 0.2981
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
output_dir
 
Start time
2024-11-02 20:21:40.252
End
2024-11-02 21:19:58.054
Duration
0:58:17.802
Note, WebLog generation is not included in the time.

CASA logs for stage 8