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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.687 5.406/6.104 5.786 ± 0.5684
ea02 1342 1342/1342 1342 ± 0 6.107 5.522/6.698 6.137 ± 0.6159
ea04 1342 1342/1342 1342 ± 0 5.359 5.003/5.97 5.523 ± 0.5755
ea05 1342 1342/1342 1342 ± 0 5.69 5.344/6.26 5.816 ± 0.6233
ea06 1342 1342/1342 1342 ± 0 5.306 4.856/5.534 5.238 ± 0.4214
ea07 1342 1342/1342 1342 ± 0.00001144 5.823 5.504/6.276 5.973 ± 0.5595
ea08 1342 1342/1342 1342 ± 0 6.039 5.726/6.864 6.29 ± 0.6927
ea09 1342 1342/1342 1342 ± 0 5.838 5.302/6.407 5.916 ± 0.6712
ea10 1342 1342/1342 1342 ± 0.00001851 5.959 5.4/6.725 6.042 ± 0.694
ea11 1342 1342/1342 1342 ± 0 6.112 5.34/6.563 6.031 ± 0.714
ea12 1342 1342/1342 1342 ± 0 5.378 5.35/5.677 5.538 ± 0.2931
ea13 1342 1342/1342 1342 ± 0 6.169 5.821/6.474 6.209 ± 0.5067
ea14 1342 1342/1342 1342 ± 0 5.793 5.24/6.402 5.782 ± 0.6625
ea15 1342 1342/1342 1342 ± 0 5.738 5.122/6.28 5.795 ± 0.7069
ea16 1342 1342/1342 1342 ± 0 6.196 5.621/6.717 6.164 ± 0.6956
ea17 1342 1342/1342 1342 ± 0.000004022 6.056 5.672/6.583 6.203 ± 0.6544
ea18 1342 1342/1342 1342 ± 0 5.179 4.794/5.666 5.207 ± 0.5436
ea19 1342 1342/1342 1342 ± 0 6.211 5.543/6.751 6.143 ± 0.6577
ea20 1342 1342/1342 1342 ± 0 6.133 5.711/6.719 6.247 ± 0.6554
ea21 1342 1342/1342 1342 ± 0 5.625 5.363/6.416 5.847 ± 0.5846
ea22 1342 1342/1342 1342 ± 0 5.776 5.284/6.312 5.85 ± 0.6332
ea23 1342 1342/1342 1342 ± 0 5.827 5.492/6.483 6.029 ± 0.6974
ea25 1342 1342/1342 1342 ± 0 5.797 5.519/6.325 5.94 ± 0.6091
ea26 1342 1342/1342 1342 ± 0 6.379 5.778/7.046 6.361 ± 0.6599
ea27 1342 1342/1342 1342 ± 0.00004037 5.627 5.398/6.454 5.827 ± 0.6133
ea28 1342 1342/1342 1342 ± 0 5.807 5.529/6.591 6.011 ± 0.6529
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 ± 0.00002351 5.53 5.272/5.767 5.497 ± 0.2687
3 1342 1342/1342 1342 ± 0.0000237 5.246 4.986/5.434 5.209 ± 0.2852
4 1342 1342/1342 1342 ± 0.00002685 5.303 5.116/5.446 5.255 ± 0.3397
5 1342 1342/1342 1342 ± 0.00002351 5.322 5.084/5.52 5.301 ± 0.335
6 1342 1342/1342 1342 ± 0.00002395 5.46 5.182/5.58 5.411 ± 0.3004
7 1342 1342/1342 1342 ± 0.00002351 5.428 5.247/5.535 5.402 ± 0.2639
8 1342 1342/1342 1342 ± 0.00002351 5.456 5.193/5.576 5.379 ± 0.295
9 1342 1342/1342 1342 ± 0.00002351 5.766 5.497/5.952 5.673 ± 0.3316
10 1342 1342/1342 1342 ± 0.00002351 6.196 5.977/6.337 6.108 ± 0.3359
11 1342 1342/1342 1342 ± 0.00002395 6.373 6.207/6.517 6.331 ± 0.3414
12 1342 1342/1342 1342 ± 0.00002443 6.569 6.399/6.741 6.501 ± 0.3694
13 1342 1342/1342 1342 ± 0.00002395 6.986 6.832/7.248 6.949 ± 0.3723
14 1342 1342/1342 1342 ± 0.00002395 7.211 6.923/7.337 7.095 ± 0.4035
15 1342 1342/1342 1342 ± 0.00002395 6.676 6.473/6.871 6.63 ± 0.371
16 1342 1342/1342 1342 ± 0.00003317 5.973 5.822/6.29 6.023 ± 0.3075
17 1342 1342/1342 1342 ± 0.00003609 6.018 5.877/6.285 6.041 ± 0.2912
statwtmode
VLASS-SE
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-05-01 07:25:00.116
End
2024-05-01 08:26:36.653
Duration
1:01:36.537
Note, WebLog generation is not included in the time.

CASA logs for stage 7