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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.434 5.182/5.846 5.588 ± 0.5033
ea02 1342 1342/1342 1342 ± 0 5.634 5.359/6.378 5.886 ± 0.6322
ea04 1342 1342/1342 1342 ± 0.000006488 5.38 5.072/5.934 5.563 ± 0.5455
ea05 1342 1342/1342 1342 ± 0 5.621 5.22/6.091 5.709 ± 0.5786
ea06 1342 1342/1342 1342 ± 0 4.831 4.617/5.38 5.003 ± 0.4506
ea07 1342 1342/1342 1342 ± 0 5.896 5.366/6.154 5.896 ± 0.5696
ea08 1342 1342/1342 1342 ± 0 5.709 5.433/6.518 6.003 ± 0.6499
ea09 1342 1342/1342 1342 ± 0 5.569 5.15/6.204 5.69 ± 0.6079
ea10 1342 1342/1342 1342 ± 0 5.91 5.256/6.482 5.885 ± 0.6521
ea11 1342 1342/1342 1342 ± 0 5.727 5.216/6.269 5.776 ± 0.6559
ea12 1342 1342/1342 1342 ± 0 5.669 5.268/6.236 5.852 ± 0.6312
ea13 1342 1342/1342 1342 ± 0 5.937 5.746/6.31 6.104 ± 0.477
ea14 1342 1342/1342 1342 ± 0 5.666 5.167/6.252 5.761 ± 0.6559
ea15 1342 1342/1342 1342 ± 0 5.511 5.052/6.125 5.667 ± 0.6644
ea16 1342 1342/1342 1342 ± 0 5.996 5.578/6.633 6.17 ± 0.7026
ea17 1342 1342/1342 1342 ± 0 5.805 5.456/6.359 5.976 ± 0.605
ea18 1342 1342/1342 1342 ± 0 4.927 4.623/5.359 5.047 ± 0.5011
ea19 1342 1342/1342 1342 ± 0 5.907 5.476/6.642 6.115 ± 0.6468
ea20 1342 1342/1342 1342 ± 0 5.993 5.611/6.626 6.151 ± 0.646
ea21 1342 1342/1342 1342 ± 0 5.671 5.302/6.184 5.789 ± 0.5587
ea22 1342 1342/1342 1342 ± 0 5.448 5.226/6.309 5.735 ± 0.6427
ea23 1342 1342/1342 1342 ± 0 5.9 5.365/6.34 5.985 ± 0.6755
ea25 1342 1342/1342 1342 ± 0.000003247 5.409 5.104/5.963 5.576 ± 0.5598
ea26 1342 1342/1342 1342 ± 0 5.96 5.547/6.793 6.115 ± 0.6358
ea27 1342 1342/1342 1342 ± 0.000003252 5.472 5.198/6.237 5.663 ± 0.564
ea28 1342 1342/1342 1342 ± 0.00001314 5.525 5.287/6.301 5.788 ± 0.6252
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 5.28 5.134/5.524 5.303 ± 0.261
3 1342 1342/1342 1342 ± 0.00002395 5.241 5.045/5.441 5.234 ± 0.2816
4 1342 1342/1342 1342 ± 0.00002395 5.25 5.01/5.363 5.182 ± 0.3135
5 1342 1342/1342 1342 ± 0.00002351 5.264 5.007/5.431 5.25 ± 0.3214
6 1342 1342/1342 1342 ± 0.00002351 5.224 5.026/5.439 5.208 ± 0.2965
7 1342 1342/1342 1342 ± 0.00002351 5.282 5.121/5.425 5.264 ± 0.2654
8 1342 1342/1342 1342 ± 0.00002351 5.295 5.027/5.421 5.227 ± 0.2829
9 1342 1342/1342 1342 ± 0.00002351 5.539 5.358/5.761 5.508 ± 0.3246
10 1342 1342/1342 1342 ± 0.00002351 5.96 5.805/6.127 5.926 ± 0.3043
11 1342 1342/1342 1342 ± 0.00002351 6.216 6.03/6.318 6.141 ± 0.3124
12 1342 1342/1342 1342 ± 0.00002351 6.345 6.123/6.52 6.307 ± 0.3396
13 1342 1342/1342 1342 ± 0.00002351 6.762 6.671/6.944 6.749 ± 0.3568
14 1342 1342/1342 1342 ± 0.00002351 6.94 6.752/7.161 6.909 ± 0.3856
15 1342 1342/1342 1342 ± 0.00002351 6.656 6.383/6.848 6.571 ± 0.3864
16 1342 1342/1342 1342 ± 0.00002417 5.973 5.665/6.15 5.898 ± 0.385
17 1342 1342/1342 1342 ± 0.00002513 5.935 5.549/6.149 5.885 ± 0.378
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
output_dir
 
Start time
2024-12-16 21:00:54.153
End
2024-12-16 21:25:31.607
Duration
0:24:37.455
Note, WebLog generation is not included in the time.

CASA logs for stage 8