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 5.735 5.462/6.106 5.864 ± 0.5361
ea02 1342 1342/1342 1342 ± 0 6.012 5.606/6.64 6.124 ± 0.677
ea04 1342 1342/1342 1342 ± 0 5.539 5.25/6.13 5.744 ± 0.5343
ea05 1342 1342/1342 1342 ± 0 5.911 5.498/6.278 5.949 ± 0.5763
ea06 1342 1342/1342 1342 ± 0 5.273 5.024/5.54 5.295 ± 0.3508
ea07 1342 1342/1342 1342 ± 0 6.097 5.726/6.338 6.155 ± 0.5149
ea08 1342 1342/1342 1342 ± 0.000005831 6.125 5.853/6.831 6.351 ± 0.661
ea09 1342 1342/1342 1342 ± 0 5.686 5.392/6.382 5.909 ± 0.6112
ea10 1342 1342/1342 1342 ± 0 6.093 5.53/6.709 6.142 ± 0.6294
ea11 1342 1342/1342 1342 ± 0 6.313 5.587/6.732 6.242 ± 0.6784
ea12 1342 1342/1342 1342 ± 0 5.627 5.578/5.656 5.646 ± 0.1457
ea13 1342 1342/1342 1342 ± 0 6.2 5.959/6.426 6.286 ± 0.4596
ea14 1342 1342/1342 1342 ± 0 5.86 5.362/6.499 5.99 ± 0.6446
ea15 1342 1342/1342 1342 ± 0 5.927 5.41/6.507 6.012 ± 0.6535
ea16 1342 1342/1342 1342 ± 0 6.205 5.765/6.805 6.366 ± 0.6813
ea17 1342 1342/1342 1342 ± 0.000006289 6.149 5.823/6.651 6.293 ± 0.6052
ea18 1342 1342/1342 1342 ± 0 5.25 4.93/5.741 5.351 ± 0.5058
ea19 1342 1342/1342 1342 ± 0 6.116 5.722/6.815 6.297 ± 0.64
ea20 1342 1342/1342 1342 ± 0 6.262 5.893/6.86 6.401 ± 0.6125
ea21 1342 1342/1342 1342 ± 0 5.835 5.553/6.385 5.998 ± 0.5429
ea22 1342 1342/1342 1342 ± 0 5.535 5.384/6.294 5.789 ± 0.6053
ea23 1342 1342/1342 1342 ± 0 6.078 5.623/6.526 6.197 ± 0.6532
ea25 1342 1342/1342 1342 ± 0 5.874 5.553/6.369 6.016 ± 0.5977
ea26 1342 1342/1342 1342 ± 0 6.133 5.89/6.808 6.358 ± 0.6657
ea27 1342 1342/1342 1342 ± 0.00002426 5.663 5.499/6.404 5.897 ± 0.5504
ea28 1342 1342/1342 1342 ± 0.00003087 5.852 5.661/6.646 6.123 ± 0.6818
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 ± 0.00002348 5.583 5.426/5.856 5.608 ± 0.2552
3 1342 1342/1342 1342 ± 0.0000235 5.432 5.158/5.646 5.411 ± 0.3026
4 1342 1342/1342 1342 ± 0.00002415 5.506 5.342/5.713 5.497 ± 0.3097
5 1342 1342/1342 1342 ± 0.00002348 5.609 5.365/5.775 5.607 ± 0.3228
6 1342 1342/1342 1342 ± 0.00002393 5.611 5.409/5.747 5.565 ± 0.2959
7 1342 1342/1342 1342 ± 0.00002348 5.548 5.401/5.708 5.557 ± 0.2644
8 1342 1342/1342 1342 ± 0.00002348 5.548 5.281/5.644 5.479 ± 0.2937
9 1342 1342/1342 1342 ± 0.00002348 5.78 5.608/6.033 5.736 ± 0.3269
10 1342 1342/1342 1342 ± 0.00002372 6.218 6.042/6.369 6.161 ± 0.3287
11 1342 1342/1342 1342 ± 0.00002393 6.376 6.294/6.55 6.359 ± 0.3231
12 1342 1342/1342 1342 ± 0.00002439 6.523 6.391/6.774 6.526 ± 0.3783
13 1342 1342/1342 1342 ± 0.00002393 6.976 6.867/7.303 6.973 ± 0.376
14 1342 1342/1342 1342 ± 0.00002393 7.28 6.995/7.462 7.192 ± 0.4028
15 1342 1342/1342 1342 ± 0.00002393 6.907 6.691/7.101 6.839 ± 0.407
16 1342 1342/1342 1342 ± 0.00003106 6.166 5.775/6.364 6.118 ± 0.3995
17 1342 1342/1342 1342 ± 0.00003385 6.214 5.735/6.36 6.113 ± 0.3823
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-06 08:29:51.689
End
2024-04-06 09:55:57.777
Duration
1:26:06.088
Note, WebLog generation is not included in the time.

CASA logs for stage 7