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

Statwt Summary Plot

VLASS2.1.sb38609051.eb38659592.59110.93759270833_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 5.288 4.89/5.677 5.356 ± 0.5766
ea02 1342 1342/1342 1342 ± 0.000007556 5.514 5.078/6.135 5.634 ± 0.6376
ea04 1342 1342/1342 1342 ± 0.000005343 5.182 4.868/5.851 5.366 ± 0.5799
ea05 1342 1342/1342 1342 ± 0 5.558 5.064/6.066 5.618 ± 0.6192
ea06 1342 1342/1342 1342 ± 0 4.796 4.495/5.212 4.87 ± 0.4075
ea07 1342 1342/1342 1342 ± 0 5.571 5.031/5.861 5.584 ± 0.5769
ea08 1342 1342/1342 1342 ± 0 5.579 5.221/6.378 5.807 ± 0.7071
ea09 1342 1342/1342 1342 ± 0 5.37 4.942/6.062 5.485 ± 0.655
ea10 1342 1342/1342 1342 ± 0 5.648 4.992/6.325 5.631 ± 0.6992
ea11 1342 1342/1342 1342 ± 0 5.522 4.866/6.048 5.51 ± 0.6934
ea12 1342 1342/1342 1342 ± 0 5.418 4.993/6.131 5.618 ± 0.6535
ea13 1342 1342/1342 1342 ± 0 5.648 5.487/6.218 5.926 ± 0.5226
ea14 1342 1342/1342 1342 ± 0.000001338 5.546 5.013/6.115 5.601 ± 0.6727
ea15 1342 1342/1342 1342 ± 0.000001337 5.45 5.023/6.156 5.639 ± 0.6623
ea16 1342 1342/1342 1342 ± 0.000001338 5.797 5.23/6.41 5.887 ± 0.7472
ea17 1342 1342/1342 1342 ± 0 5.738 5.112/6.548 5.8 ± 0.669
ea18 1342 1342/1342 1342 ± 0 4.691 4.394/5.278 4.797 ± 0.5747
ea19 1342 1342/1342 1342 ± 0 5.697 5.264/6.423 5.888 ± 0.6657
ea20 1342 1342/1342 1342 ± 0 5.729 5.306/6.367 5.868 ± 0.6798
ea21 1342 1342/1342 1342 ± 0 5.464 5.055/6.022 5.568 ± 0.5808
ea22 1342 1342/1342 1342 ± 0 5.288 4.959/6.09 5.494 ± 0.6613
ea23 1342 1342/1342 1342 ± 0 5.704 5.089/6.136 5.744 ± 0.6919
ea25 1342 1342/1342 1342 ± 0 5.307 4.972/5.817 5.433 ± 0.5696
ea26 1342 1342/1342 1342 ± 0 5.698 5.268/6.387 5.83 ± 0.7166
ea27 1342 1342/1342 1342 ± 0 5.295 4.945/6.047 5.437 ± 0.5938
ea28 1342 1342/1342 1342 ± 0 5.448 5.127/6.148 5.601 ± 0.6772
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 5.065 4.946/5.285 5.065 ± 0.2412
3 1342 1342/1342 1342 ± 0.00002349 4.957 4.627/5.091 4.882 ± 0.2931
4 1342 1342/1342 1342 ± 0.00002422 4.924 4.693/5.005 4.84 ± 0.2601
5 1342 1342/1342 1342 ± 0.00002349 5.014 4.799/5.136 4.977 ± 0.3
6 1342 1342/1342 1342 ± 0.00002349 4.955 4.815/5.127 4.933 ± 0.32
7 1342 1342/1342 1342 ± 0.00002349 5.033 4.94/5.222 5.061 ± 0.2385
8 1342 1342/1342 1342 ± 0.00002349 5.092 4.93/5.224 5.054 ± 0.2562
9 1342 1342/1342 1342 ± 0.00002356 5.365 5.22/5.551 5.335 ± 0.2909
10 1342 1342/1342 1342 ± 0.00002349 5.824 5.62/5.928 5.763 ± 0.3001
11 1342 1342/1342 1342 ± 0.00002349 6.056 5.882/6.145 5.981 ± 0.3146
12 1342 1342/1342 1342 ± 0.00002394 6.21 6.007/6.317 6.137 ± 0.3349
13 1342 1342/1342 1342 ± 0.00002349 6.619 6.469/6.762 6.559 ± 0.3516
14 1342 1342/1342 1342 ± 0.00002349 6.753 6.583/6.966 6.71 ± 0.386
15 1342 1342/1342 1342 ± 0.00002349 6.48 6.237/6.629 6.378 ± 0.3724
16 1342 1342/1342 1342 ± 0.00002349 5.694 5.463/6.035 5.75 ± 0.3454
17 1342 1342/1342 1342 ± 0.00002349 5.729 5.554/5.995 5.757 ± 0.3332
vis
VLASS2.1.sb38609051.eb38659592.59110.93759270833_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-18 00:52:03.402
End
2024-12-18 01:27:30.769
Duration
0:35:27.366
Note, WebLog generation is not included in the time.

CASA logs for stage 8