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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.287 5.096/6.076 5.535 ± 0.691
ea02 1342 1342/1342 1342 ± 0.00004178 6.196 5.161/6.811 5.954 ± 0.8615
ea04 1342 1342/1342 1342 ± 0.000007673 5.153 4.918/5.88 5.382 ± 0.6456
ea05 1342 1342/1342 1342 ± 0 5.292 5.103/6.399 5.7 ± 0.6995
ea06 1342 1342/1342 1342 ± 0.00001752 4.86 4.465/5.348 4.928 ± 0.5285
ea07 1342 1342/1342 1342 ± 0.00004341 5.763 5.355/6.273 5.786 ± 0.8486
ea08 1342 1342/1342 1342 ± 0.00004163 6.096 5.283/6.728 6.053 ± 0.9342
ea10 1342 1342/1342 1342 ± 0.00004358 5.486 5.062/6.646 5.739 ± 0.8925
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000235 5.324 5.132/6.384 5.7 ± 0.8506
ea13 1342 1342/1342 1342 ± 0.00001141 5.802 5.423/6.311 5.993 ± 0.6747
ea14 1342 1342/1342 1342 ± 0.00001125 5.37 5.064/6.348 5.645 ± 0.8169
ea15 1342 1342/1342 1342 ± 0.000006977 4.95 4.914/6.062 5.484 ± 0.7784
ea16 1342 1342/1342 1342 ± 0 5.803 5.382/6.783 6.031 ± 0.9364
ea17 1342 1342/1342 1342 ± 0.00004355 5.64 5.274/6.839 5.912 ± 0.8631
ea18 1342 1342/1342 1342 ± 0.00004234 4.785 4.703/5.594 5.033 ± 0.5974
ea19 1342 1342/1342 1342 ± 0 5.626 5.481/6.65 5.986 ± 0.7673
ea20 1342 1342/1342 1342 ± 0.00003023 5.693 5.473/6.779 5.994 ± 0.904
ea21 1342 1342/1342 1342 ± 0.000004985 5.516 5.204/6.264 5.698 ± 0.7282
ea22 1342 1342/1342 1342 ± 0.00002847 5.384 5.032/6.489 5.721 ± 0.7708
ea23 1342 1342/1342 1342 ± 0.00004338 5.588 5.272/6.553 5.834 ± 0.9242
ea25 1342 1342/1342 1342 ± 0.00004357 5.218 4.835/6.186 5.497 ± 0.7999
ea26 1342 1342/1342 1342 ± 0.00001886 5.92 5.475/6.841 6.155 ± 0.8262
ea27 1342 1342/1342 1342 ± 0.00004354 5.401 5.03/6.373 5.656 ± 0.7539
ea28 1342 1342/1342 1342 ± 0.00004357 5.425 5.261/6.496 5.766 ± 0.8748
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 ± 0.00002488 5.2 4.911/5.356 5.15 ± 0.2648
3 1342 1342/1342 1342 ± 0.00002458 4.968 4.814/5.141 4.964 ± 0.2981
6 1342 1342/1342 1342 ± 0.00002453 5.286 5.079/5.482 5.251 ± 0.2887
7 1342 1342/1342 1342 ± 0.00002453 5.296 5.104/5.487 5.261 ± 0.266
8 1342 1342/1342 1342 ± 0.00002453 5.218 5.005/5.392 5.171 ± 0.282
9 1342 1342/1342 1342 ± 0.00002642 5.387 5.168/5.621 5.388 ± 0.3112
10 1342 1342/1342 1342 ± 0.00002453 6.026 5.883/6.16 5.967 ± 0.3297
11 1342 1342/1342 1342 ± 0.00002453 6.298 6.078/6.413 6.207 ± 0.342
12 1342 1342/1342 1342 ± 0.00002453 6.42 6.25/6.631 6.373 ± 0.3768
13 1342 1342/1342 1342 ± 0.00002453 6.817 6.67/7.119 6.795 ± 0.3906
14 1342 1342/1342 1342 ± 0.00002453 7.128 6.841/7.303 7.019 ± 0.4393
15 1342 1342/1342 1342 ± 0.00002453 6.733 6.392/6.842 6.577 ± 0.4668
16 1342 1342/1342 1342 ± 0.00006076 4.475 4.33/4.722 4.521 ± 0.2674
17 1342 1342/1342 1342 ± 0.00006089 4.704 4.537/5.02 4.766 ± 0.3251
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-12-21 08:36:00.192
End
2024-12-21 09:24:12.723
Duration
0:48:12.530
Note, WebLog generation is not included in the time.

CASA logs for stage 8