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 5.618 5.287/6.352 5.614 ± 0.8082
ea02 1342 1342/1342 1342 ± 0.00004229 6.039 5.546/6.831 6.006 ± 0.9372
ea04 1342 1342/1342 1342 ± 0.0000186 5.244 4.817/5.971 5.253 ± 0.7611
ea05 1342 1342/1342 1342 ± 0.00002566 5.287 5.027/6.495 5.667 ± 0.8223
ea06 1342 1342/1342 1342 ± 0.00003051 5.09 4.707/5.696 5.081 ± 0.7022
ea07 1342 1342/1342 1342 ± 0.00004232 5.941 5.396/6.323 5.762 ± 0.841
ea08 1342 1342/1342 1342 ± 0.00004266 6.063 5.723/6.998 6.141 ± 0.9737
ea09 1342 1342/1342 1342 ± 0.00002497 5.353 4.979/5.778 5.294 ± 0.6291
ea10 1342 1342/1342 1342 ± 0.00004205 5.281 4.815/6 5.263 ± 0.7362
ea11 1342 1342/1342 1342 ± 0.00004272 6.027 5.466/6.724 5.908 ± 0.9327
ea12 1342 1342/1342 1342 ± 0.00003348 5.758 5.264/6.411 5.63 ± 0.8367
ea13 1342 1342/1342 1342 ± 0.00001028 6.007 5.684/6.392 5.99 ± 0.7258
ea14 1342 1342/1342 1342 ± 0.00003847 5.618 5.227/6.595 5.833 ± 0.8487
ea15 1342 1342/1342 1342 ± 0.00001309 5.301 4.927/6.159 5.408 ± 0.8808
ea16 1342 1342/1342 1342 ± 0.00003765 5.809 5.434/6.71 5.9 ± 0.8857
ea17 1342 1342/1342 1342 ± 0.00004306 6.148 5.646/6.868 6.082 ± 0.9664
ea18 1342 1342/1342 1342 ± 0.0000435 5.191 4.881/5.847 5.166 ± 0.6574
ea19 1342 1342/1342 1342 ± 0.0000119 5.658 5.4/6.667 5.944 ± 0.8295
ea20 1342 1342/1342 1342 ± 0.00004029 6.088 5.683/6.936 6.127 ± 0.9929
ea21 1342 1342/1342 1342 ± 0.00003633 5.409 5.193/6.299 5.607 ± 0.7926
ea22 1342 1342/1342 1342 ± 0.00003853 5.47 5.239/6.482 5.689 ± 0.8319
ea23 1342 1342/1342 1342 ± 0.00005224 6.415 6.121/6.955 6.059 ± 1.18
ea24 1342 1342/1342 1342 ± 0.00001411 5.234 4.918/6.138 5.471 ± 0.7045
ea25 1342 1342/1342 1342 ± 0.00004267 5.74 5.355/6.44 5.747 ± 0.8524
ea26 1342 1342/1342 1342 ± 0.00002716 5.921 5.643/6.848 6.063 ± 0.8761
ea27 1342 1342/1342 1342 ± 0.00004254 5.682 5.233/6.512 5.698 ± 0.8344
ea28 1342 1342/1342 1342 ± 0.00004292 5.989 5.595/6.763 5.966 ± 0.9381
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 5.66 5.201/5.944 5.566 ± 0.4028
5 1342 1342/1342 1342 ± 0.00002404 5.316 5.086/5.569 5.323 ± 0.3482
6 1342 1342/1342 1342 ± 0.00002351 5.374 5.016/5.606 5.322 ± 0.3316
7 1342 1342/1342 1342 ± 0.00002351 5.401 4.985/5.541 5.352 ± 0.3237
8 1342 1342/1342 1342 ± 0.00002351 5.289 5.005/5.546 5.32 ± 0.3569
9 1342 1342/1342 1342 ± 0.00002374 5.668 5.323/5.877 5.61 ± 0.3607
10 1342 1342/1342 1342 ± 0.00002309 6.109 5.821/6.323 6.049 ± 0.3619
11 1342 1342/1342 1342 ± 0.00002309 6.362 6.135/6.627 6.336 ± 0.3576
12 1342 1342/1342 1342 ± 0.00002309 6.595 6.285/6.819 6.512 ± 0.3903
13 1342 1342/1342 1342 ± 0.00002309 6.828 6.485/7.131 6.809 ± 0.408
14 1342 1342/1342 1342 ± 0.0000231 6.916 6.574/7.197 6.82 ± 0.4679
15 1342 1342/1342 1342 ± 0.00002489 6.527 6.205/6.769 6.457 ± 0.4132
16 1342 1342/1342 1342 ± 0.00005738 4.143 3.966/4.331 4.155 ± 0.2588
17 1342 1342/1342 1342 ± 0.00005671 4.179 4.008/4.493 4.256 ± 0.3366
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
overwrite_modelcol
False
Start time
2024-11-23 20:17:42.453
End
2024-11-23 21:16:43.239
Duration
0:59:00.785
Note, WebLog generation is not included in the time.

CASA logs for stage 8