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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.302 5.117/6.08 5.628 ± 0.637
ea02 1342 1342/1342 1342 ± 0.00003333 5.614 5.159/6.584 5.949 ± 0.8217
ea04 1342 1342/1342 1342 ± 0.00002353 5.066 4.868/5.872 5.36 ± 0.6371
ea05 1342 1342/1342 1342 ± 0 5.284 5.14/6.381 5.721 ± 0.7112
ea06 1342 1342/1342 1342 ± 0.000001762 4.656 4.475/5.293 4.946 ± 0.4777
ea07 1342 1342/1342 1342 ± 0.00003967 5.733 5.342/6.279 5.879 ± 0.775
ea08 1342 1342/1342 1342 ± 0.00002298 6.542 5.502/7.081 6.203 ± 0.8135
ea10 1342 1342/1342 1342 ± 0.00003967 5.467 5.08/6.626 5.829 ± 0.8315
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001216 5.324 5.106/6.494 5.79 ± 0.8538
ea13 1342 1342/1342 1342 ± 0 5.655 5.367/6.277 5.944 ± 0.6531
ea14 1342 1342/1342 1342 ± 0.00001166 5.295 5.092/6.343 5.661 ± 0.8106
ea15 1342 1342/1342 1342 ± 0.00002031 5 4.961/6.055 5.521 ± 0.7487
ea16 1342 1342/1342 1342 ± 0 5.887 5.426/6.747 6.05 ± 0.9158
ea17 1342 1342/1342 1342 ± 0.00003967 5.687 5.263/6.75 5.986 ± 0.7849
ea18 1342 1342/1342 1342 ± 0.00002478 5.076 4.718/5.638 5.151 ± 0.5385
ea19 1342 1342/1342 1342 ± 0 5.678 5.481/6.733 6.072 ± 0.744
ea20 1342 1342/1342 1342 ± 0.00001702 5.706 5.488/6.695 6.032 ± 0.8762
ea21 1342 1342/1342 1342 ± 0.000008338 5.51 5.197/6.252 5.76 ± 0.6885
ea22 1342 1342/1342 1342 ± 0.00001548 5.406 5.163/6.518 5.792 ± 0.7528
ea23 1342 1342/1342 1342 ± 0.00003783 5.586 5.279/6.555 5.927 ± 0.8537
ea25 1342 1342/1342 1342 ± 0.00003961 5.212 4.824/6.167 5.576 ± 0.7401
ea26 1342 1342/1342 1342 ± 0.000003295 5.713 5.525/6.796 6.209 ± 0.7639
ea27 1342 1342/1342 1342 ± 0.00003967 5.365 4.983/6.38 5.725 ± 0.7201
ea28 1342 1342/1342 1342 ± 0.00003376 5.718 5.335/6.575 5.958 ± 0.7548
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 ± 0.00002441 5.14 4.861/5.348 5.1 ± 0.2809
6 1342 1342/1342 1342 ± 0.00002441 5.303 5.086/5.49 5.262 ± 0.2956
7 1342 1342/1342 1342 ± 0.00002441 5.294 5.173/5.493 5.285 ± 0.2679
8 1342 1342/1342 1342 ± 0.00002441 5.245 5.01/5.407 5.193 ± 0.291
9 1342 1342/1342 1342 ± 0.00002442 5.356 5.182/5.573 5.337 ± 0.3218
10 1342 1342/1342 1342 ± 0.00002441 6.003 5.889/6.204 5.971 ± 0.3349
11 1342 1342/1342 1342 ± 0.00002441 6.276 6.151/6.424 6.213 ± 0.3537
12 1342 1342/1342 1342 ± 0.00002441 6.476 6.231/6.613 6.373 ± 0.3809
13 1342 1342/1342 1342 ± 0.00002441 6.811 6.669/7.104 6.802 ± 0.3955
14 1342 1342/1342 1342 ± 0.00002441 7.127 6.856/7.314 7.032 ± 0.4375
15 1342 1342/1342 1342 ± 0.00002441 6.657 6.364/6.772 6.527 ± 0.4536
16 1342 1342/1342 1342 ± 0.00005971 4.691 4.533/4.862 4.7 ± 0.2344
17 1342 1342/1342 1342 ± 0.00005955 4.83 4.667/5.106 4.877 ± 0.2916
datacolumn
residual_data
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-21 08:45:17.554
End
2024-12-21 09:45:13.400
Duration
0:59:55.846
Note, WebLog generation is not included in the time.

CASA logs for stage 8