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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.134 5.069/5.97 5.376 ± 0.702
ea02 1342 1342/1342 1342 ± 0.00003548 5.771 5.265/6.52 5.771 ± 0.9106
ea04 1342 1342/1342 1342 ± 0.00004019 5.277 4.818/5.867 5.118 ± 0.8271
ea05 1342 1342/1342 1342 ± 0.00002497 5.46 5.012/6.35 5.564 ± 0.7927
ea06 1342 1342/1342 1342 ± 0.00004084 4.99 4.702/5.547 4.963 ± 0.7501
ea07 1342 1342/1342 1342 ± 0.0000293 5.648 5.164/6.102 5.648 ± 0.7036
ea08 1342 1342/1342 1342 ± 0.0000322 5.976 5.543/6.766 6.092 ± 0.911
ea09 1342 1342/1342 1342 ± 0.00003727 5.583 4.997/6.371 5.475 ± 0.8811
ea10 1342 1342/1342 1342 ± 0.00003401 5.571 4.993/6.258 5.524 ± 0.7782
ea11 1342 1342/1342 1342 ± 0.00003613 5.623 5.008/6.224 5.51 ± 0.852
ea12 1342 1342/1342 1342 ± 0.0000402 5.57 5.087/6.348 5.48 ± 0.9441
ea13 1342 1342/1342 1342 ± 0.00002548 5.776 5.492/6.263 5.751 ± 0.8674
ea14 1342 1342/1342 1342 ± 0.00003171 5.61 5.121/6.522 5.713 ± 0.8858
ea15 1342 1342/1342 1342 ± 0.00003729 5.343 5.015/6.133 5.336 ± 1.018
ea16 1342 1342/1342 1342 ± 0.00003089 5.599 5.189/6.433 5.657 ± 0.8572
ea17 1342 1342/1342 1342 ± 0.00003896 5.832 5.417/6.745 5.874 ± 0.903
ea18 1342 1342/1342 1342 ± 0.00003696 4.86 4.623/5.395 4.881 ± 0.6606
ea19 1342 1342/1342 1342 ± 0.00001107 5.689 5.354/6.495 5.812 ± 0.8015
ea20 1342 1342/1342 1342 ± 0.00003736 5.767 5.431/6.59 5.834 ± 0.9444
ea21 1342 1342/1342 1342 ± 0.00002959 5.443 5.19/6.237 5.555 ± 0.7888
ea22 1342 1342/1342 1342 ± 0.00004184 5.355 5.036/6.462 5.571 ± 0.9942
ea23 1342 1342/1342 1342 ± 0.00003087 5.684 5.257/6.482 5.747 ± 0.9319
ea25 1342 1342/1342 1342 ± 0.00003217 5.425 5.106/6.203 5.509 ± 0.7242
ea27 1342 1342/1342 1342 ± 0.00003348 5.365 5.14/6.248 5.489 ± 0.7706
ea28 1342 1342/1342 1342 ± 0.00003557 5.591 5.197/6.438 5.725 ± 0.9068
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 ± 0.00002397 5.299 5.139/5.578 5.337 ± 0.2619
5 1342 1342/1342 1342 ± 0.00002438 5.08 4.823/5.304 5.083 ± 0.2957
6 1342 1342/1342 1342 ± 0.00002397 5.135 5.039/5.31 5.141 ± 0.2525
7 1342 1342/1342 1342 ± 0.00002397 5.15 5.011/5.274 5.15 ± 0.2176
8 1342 1342/1342 1342 ± 0.00002397 5.186 4.954/5.314 5.146 ± 0.2497
9 1342 1342/1342 1342 ± 0.00002397 5.465 5.35/5.647 5.456 ± 0.2898
10 1342 1342/1342 1342 ± 0.00002397 5.926 5.787/6.007 5.871 ± 0.2968
11 1342 1342/1342 1342 ± 0.00002397 6.222 6.076/6.292 6.15 ± 0.3045
12 1342 1342/1342 1342 ± 0.00002397 6.384 6.207/6.487 6.333 ± 0.3124
13 1342 1342/1342 1342 ± 0.00002397 6.704 6.35/6.873 6.582 ± 0.3888
14 1342 1342/1342 1342 ± 0.00002653 6.546 6.079/6.865 6.449 ± 0.4996
15 1342 1342/1342 1342 ± 0.00002608 6.578 6.394/6.858 6.553 ± 0.4202
16 1342 1342/1342 1342 ± 0.00004934 3.697 3.468/3.873 3.69 ± 0.3051
17 1342 1342/1342 1342 ± 0.00005155 3.904 3.545/4.222 3.924 ± 0.4913
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-01-23 04:10:44.644
End
2025-01-23 04:42:30.600
Duration
0:31:45.955
Note, WebLog generation is not included in the time.

CASA logs for stage 8