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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.335 5.257/5.959 5.414 ± 0.8225
ea02 1342 1342/1342 1342 ± 0.00004191 5.824 5.383/6.604 5.753 ± 1.007
ea05 1342 1342/1342 1342 ± 0.00001633 5.555 5.155/6.534 5.671 ± 0.8392
ea06 1342 1342/1342 1342 ± 0.000005938 4.956 4.831/5.431 4.954 ± 0.6169
ea07 1342 1342/1342 1342 ± 0.00004322 5.766 5.367/6.036 5.532 ± 0.8204
ea08 1342 1342/1342 1342 ± 0.00004198 5.963 5.673/6.811 5.984 ± 1.063
ea09 1342 1342/1342 1342 ± 0.00001565 3.929 3.326/5.917 4.494 ± 1.213
ea10 1342 1342/1342 1342 ± 0.00004362 5.34 5.049/6.2 5.472 ± 0.8605
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000003106 5.725 5.438/6.651 5.839 ± 1.053
ea13 1342 1342/1342 1342 ± 0.0000195 5.89 5.711/6.389 5.933 ± 0.7856
ea14 1342 1342/1342 1342 ± 0.000009248 6.556 6.072/6.845 5.995 ± 1.161
ea15 1342 1342/1342 1342 ± 0.000001792 5.386 5.243/6.3 5.633 ± 0.9295
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004264 5.884 5.621/6.727 5.905 ± 1.05
ea18 1342 1342/1342 1342 ± 0.00003163 4.978 4.679/5.864 5.067 ± 0.8301
ea19 1342 1342/1342 1342 ± 0.000003551 5.715 5.426/6.762 5.85 ± 0.8842
ea20 1342 1342/1342 1342 ± 0.00002392 5.999 5.834/7.165 6.097 ± 1.168
ea21 1342 1342/1342 1342 ± 0.00002546 5.58 5.346/6.414 5.633 ± 0.8733
ea22 1342 1342/1342 1342 ± 0.00003195 5.365 5.125/6.43 5.512 ± 0.8929
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.416 5.346/5.428 5.388 ± 0.1709
ea26 1342 1342/1342 1342 ± 0.00002081 5.681 5.536/6.663 5.839 ± 0.8341
ea27 1342 1342/1342 1342 ± 0.00004518 5.547 5.181/6.458 5.577 ± 0.904
ea28 1342 1342/1342 1342 ± 0.000054 6.553 5.964/6.674 5.891 ± 1.282
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 ± 0.00002674 5.425 5.305/5.749 5.401 ± 0.5118
3 1342 1342/1342 1342 ± 0.00002673 5.524 5.129/5.693 5.362 ± 0.5591
5 1342 1342/1342 1342 ± 0.00002703 5.427 5.258/5.603 5.322 ± 0.5633
6 1342 1342/1342 1342 ± 0.00002674 5.369 5.092/5.488 5.255 ± 0.5324
7 1342 1342/1342 1342 ± 0.00002674 5.379 5.176/5.498 5.275 ± 0.5157
8 1342 1342/1342 1342 ± 0.00002674 5.347 5.147/5.428 5.2 ± 0.5221
9 1342 1342/1342 1342 ± 0.00002674 5.628 5.482/5.832 5.496 ± 0.6077
10 1342 1342/1342 1342 ± 0.00002611 6.092 5.824/6.16 6.004 ± 0.357
11 1342 1342/1342 1342 ± 0.00002611 6.387 6.289/6.519 6.308 ± 0.3719
12 1342 1342/1342 1342 ± 0.00002611 6.61 6.292/6.67 6.485 ± 0.3865
13 1342 1342/1342 1342 ± 0.00002613 6.757 6.36/6.987 6.708 ± 0.4123
14 1342 1342/1342 1342 ± 0.00003573 6.564 6.144/6.94 6.556 ± 0.5175
15 1342 1342/1342 1342 ± 0.00002611 6.763 6.634/7.109 6.737 ± 0.4954
16 1342 1342/1342 1342 ± 0.00006079 3.77 3.638/4.041 3.834 ± 0.2665
17 1342 1342/1342 1342 ± 0.00006067 3.844 3.719/4.042 3.88 ± 0.2416
statwtmode
VLASS-SE
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-04-22 04:48:26.950
End
2024-04-22 05:35:40.193
Duration
0:47:13.242
Note, WebLog generation is not included in the time.

CASA logs for stage 7