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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.491 5.319/6.349 5.759 ± 0.7237
ea02 1342 1342/1342 1342 ± 0.00004819 5.903 5.474/6.79 6.112 ± 0.8615
ea04 1342 1342/1342 1342 ± 0.00001167 5.301 4.997/5.843 5.432 ± 0.6339
ea05 1342 1342/1342 1342 ± 0 5.53 5.114/6.348 5.765 ± 0.681
ea06 1342 1342/1342 1342 ± 0.00002716 4.785 4.384/5.236 4.855 ± 0.4714
ea07 1342 1342/1342 1342 ± 0.00004453 6.044 5.544/6.509 5.981 ± 0.8935
ea08 1342 1342/1342 1342 ± 0.00004359 5.953 5.634/7.072 6.27 ± 0.9626
ea09 1342 1342/1342 1342 ± 0.00001655 5.657 5.322/6.537 5.824 ± 0.726
ea10 1342 1342/1342 1342 ± 0.00004516 5.819 5.167/6.552 5.783 ± 0.8208
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002891 5.685 5.292/6.491 5.812 ± 0.783
ea13 1342 1342/1342 1342 ± 0.00001092 5.883 5.572/6.457 6.125 ± 0.6912
ea14 1342 1342/1342 1342 ± 0.00001666 5.766 5.483/6.627 5.969 ± 0.8305
ea15 1342 1342/1342 1342 ± 0.00001409 5.137 4.997/6.048 5.509 ± 0.7007
ea16 1342 1342/1342 1342 ± 0.000004081 5.815 5.462/6.746 6.063 ± 0.8729
ea17 1342 1342/1342 1342 ± 0.00004498 6.18 5.852/7.242 6.269 ± 0.9558
ea18 1342 1342/1342 1342 ± 0.00004273 5.044 4.938/5.835 5.278 ± 0.6193
ea19 1342 1342/1342 1342 ± 0 5.754 5.563/6.73 6.053 ± 0.7589
ea20 1342 1342/1342 1342 ± 0.00003301 5.802 5.72/6.819 6.151 ± 0.8848
ea21 1342 1342/1342 1342 ± 0.000006003 5.643 5.376/6.387 5.793 ± 0.7472
ea22 1342 1342/1342 1342 ± 0.00003049 5.556 5.141/6.383 5.823 ± 0.7369
ea23 1342 1342/1342 1342 ± 0.0000407 5.872 5.532/6.783 6.118 ± 0.9442
ea25 1342 1342/1342 1342 ± 0.00004452 5.702 5.429/6.473 5.867 ± 0.8248
ea26 1342 1342/1342 1342 ± 0.00001898 5.71 5.588/6.616 6.012 ± 0.6961
ea27 1342 1342/1342 1342 ± 0.0000451 5.678 5.418/6.735 5.947 ± 0.8057
ea28 1342 1342/1342 1342 ± 0.00004362 5.82 5.633/6.791 6.084 ± 0.868
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 ± 0.0000267 5.506 5.27/5.674 5.422 ± 0.3079
5 1342 1342/1342 1342 ± 0.0000249 5.977 5.726/6.158 5.926 ± 0.3353
6 1342 1342/1342 1342 ± 0.00002396 5.515 5.321/5.632 5.441 ± 0.3121
7 1342 1342/1342 1342 ± 0.00002396 5.483 5.214/5.646 5.415 ± 0.3051
8 1342 1342/1342 1342 ± 0.00002396 5.439 5.141/5.617 5.373 ± 0.3313
9 1342 1342/1342 1342 ± 0.00002462 5.637 5.319/5.759 5.539 ± 0.3352
10 1342 1342/1342 1342 ± 0.00002396 6.214 5.899/6.306 6.091 ± 0.3698
11 1342 1342/1342 1342 ± 0.00002396 6.384 6.16/6.62 6.348 ± 0.3812
12 1342 1342/1342 1342 ± 0.00002396 6.553 6.446/6.75 6.528 ± 0.4036
13 1342 1342/1342 1342 ± 0.00002396 6.986 6.809/7.246 6.952 ± 0.4344
14 1342 1342/1342 1342 ± 0.00002396 7.153 6.918/7.462 7.117 ± 0.4809
15 1342 1342/1342 1342 ± 0.00002425 6.571 6.326/6.897 6.539 ± 0.5024
16 1342 1342/1342 1342 ± 0.00006019 4.537 4.388/4.72 4.547 ± 0.2343
17 1342 1342/1342 1342 ± 0.00006088 4.826 4.621/5.038 4.827 ± 0.2816
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-12-12 14:41:02.134
End
2024-12-12 15:45:24.847
Duration
1:04:22.713
Note, WebLog generation is not included in the time.

CASA logs for stage 8