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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.198 5.007/6.047 5.414 ± 0.7634
ea02 1342 1342/1342 1342 ± 0.00004709 5.556 5.124/6.389 5.647 ± 0.846
ea04 1342 1342/1342 1342 ± 0.00003251 5.158 4.826/5.874 5.241 ± 0.7112
ea05 1342 1342/1342 1342 ± 0.0000163 5.424 5.067/6.428 5.649 ± 0.8148
ea06 1342 1342/1342 1342 ± 0.00004229 5.154 4.805/5.994 5.333 ± 0.7773
ea07 1342 1342/1342 1342 ± 0.0000421 5.625 5.145/6.059 5.531 ± 0.7876
ea08 1342 1342/1342 1342 ± 0.00004371 5.643 5.307/6.659 5.828 ± 0.9839
ea09 1342 1342/1342 1342 ± 0.00002753 5.389 4.91/6.174 5.437 ± 0.7874
ea10 1342 1342/1342 1342 ± 0.00004343 5.083 4.67/5.82 5.138 ± 0.745
ea11 1342 1342/1342 1342 ± 0.00004259 5.691 5.179/6.375 5.676 ± 0.8807
ea12 1342 1342/1342 1342 ± 0.0000418 5.358 5.125/6.285 5.561 ± 0.874
ea13 1342 1342/1342 1342 ± 0.00001674 5.522 5.418/6.113 5.686 ± 0.6937
ea14 1342 1342/1342 1342 ± 0.00003731 5.529 5.099/6.416 5.674 ± 0.8917
ea15 1342 1342/1342 1342 ± 0.0000228 5.335 5.125/6.233 5.548 ± 0.8686
ea16 1342 1342/1342 1342 ± 0.00002812 5.743 5.333/6.639 5.83 ± 0.9522
ea17 1342 1342/1342 1342 ± 0.0000426 5.762 5.241/6.881 5.837 ± 0.9532
ea18 1342 1342/1342 1342 ± 0.00004391 4.785 4.649/5.625 4.982 ± 0.6564
ea19 1342 1342/1342 1342 ± 0.00001212 5.651 5.45/6.561 5.839 ± 0.8684
ea20 1342 1342/1342 1342 ± 0.00004299 5.74 5.577/6.778 5.95 ± 0.9408
ea21 1342 1342/1342 1342 ± 0.00003097 5.447 5.157/6.216 5.54 ± 0.8068
ea22 1342 1342/1342 1342 ± 0.000037 5.273 4.872/6.311 5.534 ± 0.8276
ea23 1342 1342/1342 1342 ± 0.00005281 6.213 5.623/6.735 5.874 ± 1.11
ea24 1342 1342/1342 1342 ± 0.00001748 4.962 4.694/5.94 5.241 ± 0.701
ea25 1342 1342/1342 1342 ± 0.00004219 5.432 5.04/6.227 5.522 ± 0.8315
ea26 1342 1342/1342 1342 ± 0.00002483 5.608 5.414/6.725 5.85 ± 0.8828
ea27 1342 1342/1342 1342 ± 0.00004234 5.434 5.055/6.378 5.549 ± 0.8209
ea28 1342 1342/1342 1342 ± 0.00004408 5.538 5.324/6.531 5.817 ± 0.8873
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 ± 0.0000235 5.183 5.05/5.434 5.19 ± 0.3121
5 1342 1342/1342 1342 ± 0.00002911 5.085 4.846/5.249 5.065 ± 0.2674
6 1342 1342/1342 1342 ± 0.0000235 5.201 4.961/5.332 5.163 ± 0.2473
7 1342 1342/1342 1342 ± 0.0000235 5.202 5.026/5.392 5.195 ± 0.2464
8 1342 1342/1342 1342 ± 0.0000235 5.194 4.98/5.335 5.16 ± 0.2813
9 1342 1342/1342 1342 ± 0.00002375 5.446 5.163/5.639 5.399 ± 0.2802
10 1342 1342/1342 1342 ± 0.00002308 5.938 5.77/6.041 5.894 ± 0.2792
11 1342 1342/1342 1342 ± 0.00002308 6.168 6.003/6.371 6.162 ± 0.2833
12 1342 1342/1342 1342 ± 0.00002308 6.312 6.086/6.498 6.316 ± 0.3074
13 1342 1342/1342 1342 ± 0.00002308 6.722 6.384/6.866 6.629 ± 0.3535
14 1342 1342/1342 1342 ± 0.00002308 6.89 6.647/7.082 6.82 ± 0.3504
15 1342 1342/1342 1342 ± 0.00002516 6.477 6.221/6.722 6.446 ± 0.3755
16 1342 1342/1342 1342 ± 0.00005563 4.207 4.101/4.307 4.203 ± 0.152
17 1342 1342/1342 1342 ± 0.00005601 4.119 3.985/4.294 4.145 ± 0.2102
output_dir
 
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-07 17:11:04.236
End
2024-11-07 18:06:17.444
Duration
0:55:13.208
Note, WebLog generation is not included in the time.

CASA logs for stage 8