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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.199 5.106/5.82 5.179 ± 0.9248
ea02 1342 1342/1342 1342 ± 0.00004345 5.738 5.292/6.359 5.535 ± 1.071
ea04 1342 1342/1342 1342 ± 0.00002602 5.325 4.989/5.996 5.236 ± 0.9565
ea05 1342 1342/1342 1342 ± 0.000005303 5.463 5.15/6.231 5.538 ± 0.8393
ea06 1342 1342/1342 1342 ± 0.00003746 4.897 4.689/5.345 4.789 ± 0.7896
ea07 1342 1342/1342 1342 ± 0.00004371 5.63 5.266/6.041 5.42 ± 0.9793
ea08 1342 1342/1342 1342 ± 0.00004425 5.784 5.446/6.632 5.685 ± 1.182
ea09 1342 1342/1342 1342 ± 0.000006671 5.302 5.144/6.151 5.373 ± 0.8992
ea10 1342 1342/1342 1342 ± 0.00004499 5.27 5.012/6.251 5.303 ± 0.9945
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004084 5.467 5.242/6.45 5.532 ± 1.119
ea13 1342 1342/1342 1342 ± 0.00001682 5.962 5.358/6.368 5.73 ± 0.9402
ea14 1342 1342/1342 1342 ± 0.00000262 5.57 5.242/6.498 5.539 ± 1.049
ea15 1342 1342/1342 1342 ± 0.00001449 5.289 5.147/6.201 5.444 ± 1.03
ea16 1342 1342/1342 1342 ± 0.00001951 5.688 5.353/6.201 5.533 ± 1.045
ea17 1342 1342/1342 1342 ± 0.00004549 5.721 5.359/6.434 5.598 ± 1.098
ea18 1342 1342/1342 1342 ± 0.00004264 4.827 4.534/5.638 4.818 ± 0.8579
ea19 1342 1342/1342 1342 ± 0.000001287 5.724 5.438/6.547 5.767 ± 0.9048
ea20 1342 1342/1342 1342 ± 0.00004188 5.706 5.623/6.919 5.829 ± 1.205
ea21 1342 1342/1342 1342 ± 0.00001028 5.472 5.26/6.207 5.432 ± 0.9015
ea22 1342 1342/1342 1342 ± 0.000039 5.406 5.108/6.212 5.387 ± 0.9757
ea23 1342 1342/1342 1342 ± 0.00004234 5.488 5.354/6.342 5.544 ± 1.093
ea25 1342 1342/1342 1342 ± 0.00004369 5.415 5.124/6.105 5.312 ± 0.9705
ea27 1342 1342/1342 1342 ± 0.0000451 5.302 5.04/6.192 5.283 ± 1.002
ea28 1342 1342/1342 1342 ± 0.00004561 5.475 5.331/6.389 5.46 ± 1.077
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 ± 0.00002442 5.323 5.131/5.565 5.314 ± 0.2671
3 1342 1342/1342 1342 ± 0.00003262 5.393 5.181/5.687 5.434 ± 0.4192
5 1342 1342/1342 1342 ± 0.00002442 5.332 5.205/5.468 5.319 ± 0.3617
6 1342 1342/1342 1342 ± 0.00002442 5.268 5.15/5.392 5.236 ± 0.2637
7 1342 1342/1342 1342 ± 0.00002442 5.282 5.126/5.413 5.249 ± 0.2384
8 1342 1342/1342 1342 ± 0.00002442 5.296 5.047/5.436 5.234 ± 0.261
9 1342 1342/1342 1342 ± 0.00002442 5.475 5.332/5.683 5.445 ± 0.2946
10 1342 1342/1342 1342 ± 0.00002441 6.01 5.75/6.083 5.937 ± 0.3173
11 1342 1342/1342 1342 ± 0.00002441 6.237 6.114/6.382 6.207 ± 0.3326
12 1342 1342/1342 1342 ± 0.00002441 6.422 6.183/6.57 6.377 ± 0.3439
13 1342 1342/1342 1342 ± 0.00002476 6.513 6.285/6.704 6.483 ± 0.3654
14 1342 1342/1342 1342 ± 0.00004119 5.87 5.624/6.342 5.998 ± 0.5374
15 1342 1342/1342 1342 ± 0.00002441 6.659 6.391/6.86 6.561 ± 0.4482
16 1342 1342/1342 1342 ± 0.00005801 3.236 3.069/3.48 3.288 ± 0.2937
17 1342 1342/1342 1342 ± 0.00005919 3.294 3.133/3.508 3.343 ± 0.2908
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 07:05:38.347
End
2024-11-02 07:52:20.933
Duration
0:46:42.586
Note, WebLog generation is not included in the time.

CASA logs for stage 8