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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.688 5.203/5.995 5.628 ± 0.5471
ea02 1342 1342/1342 1342 ± 0.00001796 5.676 5.306/6.497 5.915 ± 0.6681
ea04 1342 1342/1342 1342 ± 0 5.476 4.984/5.959 5.541 ± 0.581
ea05 1342 1342/1342 1342 ± 0 5.917 5.198/6.412 5.771 ± 0.6717
ea06 1342 1342/1342 1342 ± 0 4.708 4.602/5.22 4.878 ± 0.3961
ea07 1342 1342/1342 1342 ± 0 6.095 5.364/6.162 5.949 ± 0.6214
ea08 1342 1342/1342 1342 ± 0.00002868 5.91 5.461/6.719 6.104 ± 0.7195
ea09 1342 1342/1342 1342 ± 0.000003287 5.534 5.179/6.385 5.718 ± 0.6548
ea10 1342 1342/1342 1342 ± 0 6.011 5.214/6.616 5.917 ± 0.7465
ea11 1342 1342/1342 1342 ± 0 5.588 5.218/6.518 5.866 ± 0.768
ea12 1342 1342/1342 1342 ± 0 5.87 5.203/6.414 5.83 ± 0.7041
ea13 1342 1342/1342 1342 ± 0 5.842 5.66/6.34 6.075 ± 0.5498
ea14 1342 1342/1342 1342 ± 0 5.86 5.148/6.288 5.776 ± 0.7063
ea15 1342 1342/1342 1342 ± 0 5.81 5.227/6.249 5.825 ± 0.7072
ea16 1342 1342/1342 1342 ± 0 6.143 5.555/6.666 6.198 ± 0.7267
ea17 1342 1342/1342 1342 ± 0.00004185 5.988 5.448/6.791 6.062 ± 0.6617
ea18 1342 1342/1342 1342 ± 0 4.962 4.629/5.514 4.997 ± 0.549
ea19 1342 1342/1342 1342 ± 0 6.164 5.471/6.664 6.131 ± 0.6925
ea20 1342 1342/1342 1342 ± 0 5.873 5.61/6.745 6.073 ± 0.6744
ea21 1342 1342/1342 1342 ± 0 5.773 5.287/6.29 5.803 ± 0.6107
ea22 1342 1342/1342 1342 ± 0.000009308 5.277 4.989/6.108 5.505 ± 0.6703
ea23 1342 1342/1342 1342 ± 0 6.125 5.358/6.534 6.029 ± 0.7465
ea25 1342 1342/1342 1342 ± 0.00000187 5.374 5.202/6.273 5.696 ± 0.6262
ea26 1342 1342/1342 1342 ± 0 5.835 5.515/6.827 6.109 ± 0.6849
ea27 1342 1342/1342 1342 ± 0.0000188 5.47 5.267/6.38 5.744 ± 0.6079
ea28 1342 1342/1342 1342 ± 0.00004148 5.671 5.37/6.516 5.921 ± 0.6792
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 ± 0.00002362 5.269 5.106/5.492 5.268 ± 0.2621
4 1342 1342/1342 1342 ± 0.00002451 4.887 4.675/5.072 4.876 ± 0.3293
5 1342 1342/1342 1342 ± 0.00002362 5.263 5.023/5.421 5.251 ± 0.294
6 1342 1342/1342 1342 ± 0.00002362 5.215 5.076/5.336 5.182 ± 0.3202
7 1342 1342/1342 1342 ± 0.00002362 5.263 5.176/5.452 5.262 ± 0.2576
8 1342 1342/1342 1342 ± 0.00002362 5.303 5.087/5.458 5.255 ± 0.2921
9 1342 1342/1342 1342 ± 0.00002362 5.559 5.398/5.801 5.532 ± 0.3307
10 1342 1342/1342 1342 ± 0.00002362 6.013 5.86/6.162 5.968 ± 0.3257
11 1342 1342/1342 1342 ± 0.00002362 6.26 6.095/6.396 6.192 ± 0.3392
12 1342 1342/1342 1342 ± 0.00002362 6.408 6.211/6.546 6.297 ± 0.482
13 1342 1342/1342 1342 ± 0.00002362 6.847 6.761/7.135 6.813 ± 0.3967
14 1342 1342/1342 1342 ± 0.00002362 7.083 6.801/7.236 6.975 ± 0.4364
15 1342 1342/1342 1342 ± 0.00002362 6.716 6.474/6.896 6.607 ± 0.4423
16 1342 1342/1342 1342 ± 0.00004383 5.909 5.509/6.099 5.82 ± 0.4311
17 1342 1342/1342 1342 ± 0.0000432 5.881 5.596/6.072 5.818 ± 0.4072
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-19 10:14:00.595
End
2024-11-19 10:55:57.157
Duration
0:41:56.561
Note, WebLog generation is not included in the time.

CASA logs for stage 8