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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.271 5.121/6.011 5.4 ± 0.7067
ea02 1342 1342/1342 1342 ± 0.0000427 5.813 5.296/6.546 5.768 ± 0.8731
ea05 1342 1342/1342 1342 ± 0.000004536 5.593 5.094/6.201 5.682 ± 0.7145
ea06 1342 1342/1342 1342 ± 0 5.053 4.879/5.58 5.062 ± 0.6535
ea07 1342 1342/1342 1342 ± 0.00004335 5.765 5.285/5.911 5.488 ± 0.7524
ea08 1342 1342/1342 1342 ± 0.00004267 6.136 5.611/6.869 6.088 ± 0.9723
ea09 1342 1342/1342 1342 ± 0.00003051 4.305 3.267/5.633 4.476 ± 1.136
ea10 1342 1342/1342 1342 ± 0.00004272 5.478 5.078/6.285 5.51 ± 0.8171
ea11 1342 1342/1342 1342 ± 0 5.864 5.343/6.376 5.93 ± 0.5831
ea12 1342 1342/1342 1342 ± 0 5.528 5.349/6.412 5.678 ± 0.9081
ea13 1342 1342/1342 1342 ± 0.00002447 5.99 5.666/6.61 5.985 ± 0.7303
ea14 1342 1342/1342 1342 ± 0.00002176 6.405 5.705/6.666 6.008 ± 0.9364
ea15 1342 1342/1342 1342 ± 0 5.415 5.15/6.194 5.558 ± 0.8051
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004359 5.952 5.547/6.791 5.902 ± 0.9044
ea18 1342 1342/1342 1342 ± 0.00003328 4.943 4.678/5.668 5.01 ± 0.7149
ea19 1342 1342/1342 1342 ± 0 5.771 5.422/6.675 5.93 ± 0.7438
ea20 1342 1342/1342 1342 ± 0.00001347 5.886 5.738/6.867 6.017 ± 1.056
ea21 1342 1342/1342 1342 ± 0.00001277 5.669 5.341/6.241 5.652 ± 0.7121
ea22 1342 1342/1342 1342 ± 0.000042 5.378 5.132/6.438 5.598 ± 0.7989
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.375 5.288/5.548 5.373 ± 0.1864
ea26 1342 1342/1342 1342 ± 0.0000369 5.603 5.495/6.546 5.807 ± 0.7611
ea27 1342 1342/1342 1342 ± 0.00004294 5.441 5.105/6.408 5.57 ± 0.8544
ea28 1342 1342/1342 1342 ± 0.00005287 6.448 6.114/6.819 6.001 ± 1.12
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.
3 1342 1342/1342 1342 ± 0.00002661 5.637 5.15/5.958 5.546 ± 0.7107
5 1342 1342/1342 1342 ± 0.0000263 5.357 5.153/5.509 5.266 ± 0.5529
6 1342 1342/1342 1342 ± 0.000026 5.361 5.163/5.484 5.252 ± 0.5122
7 1342 1342/1342 1342 ± 0.000026 5.298 5.143/5.416 5.226 ± 0.4911
8 1342 1342/1342 1342 ± 0.000026 5.287 5.078/5.425 5.167 ± 0.5212
9 1342 1342/1342 1342 ± 0.000026 5.556 5.397/5.789 5.457 ± 0.579
10 1342 1342/1342 1342 ± 0.00002543 5.995 5.762/6.145 5.95 ± 0.3582
11 1342 1342/1342 1342 ± 0.00002543 6.293 6.151/6.403 6.229 ± 0.3454
12 1342 1342/1342 1342 ± 0.00002543 6.432 6.154/6.544 6.355 ± 0.3597
13 1342 1342/1342 1342 ± 0.00002543 6.814 6.316/6.911 6.664 ± 0.3744
14 1342 1342/1342 1342 ± 0.00002543 6.692 6.251/6.958 6.604 ± 0.4659
15 1342 1342/1342 1342 ± 0.00002722 6.479 6.199/6.704 6.429 ± 0.4662
16 1342 1342/1342 1342 ± 0.00006091 4.101 3.887/4.344 4.123 ± 0.3021
17 1342 1342/1342 1342 ± 0.00006082 4.234 3.988/4.428 4.229 ± 0.3167
overwrite_modelcol
False
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-22 06:26:51.345
End
2024-04-22 07:12:44.248
Duration
0:45:52.903
Note, WebLog generation is not included in the time.

CASA logs for stage 7