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

Statwt Summary Plot

VLASS2.1.sb38610763.eb38659643.59111.9147512037_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 5.553 5.348/6.028 5.73 ± 0.5583
ea02 1342 1342/1342 1342 ± 0 5.517 5.25/6.263 5.762 ± 0.6697
ea04 1342 1342/1342 1342 ± 0 5.266 4.973/5.883 5.46 ± 0.5358
ea05 1342 1342/1342 1342 ± 0 5.517 5.094/5.924 5.572 ± 0.5563
ea06 1342 1342/1342 1342 ± 0 4.969 4.745/5.385 5.071 ± 0.3848
ea07 1342 1342/1342 1342 ± 0 6.014 5.499/6.24 6.012 ± 0.5677
ea08 1342 1342/1342 1342 ± 0.000002679 5.797 5.57/6.63 6.092 ± 0.6995
ea09 1342 1342/1342 1342 ± 0 5.327 4.878/5.954 5.436 ± 0.617
ea10 1342 1342/1342 1342 ± 0 6.047 5.427/6.674 6.045 ± 0.7116
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.799 5.365/6.403 5.95 ± 0.627
ea13 1342 1342/1342 1342 ± 0 5.881 5.256/6.024 5.746 ± 0.5511
ea14 1342 1342/1342 1342 ± 0 5.735 5.257/6.345 5.847 ± 0.6787
ea15 1342 1342/1342 1342 ± 0 5.443 5.088/6.148 5.661 ± 0.6364
ea16 1342 1342/1342 1342 ± 0 6.035 5.614/6.708 6.203 ± 0.7255
ea17 1342 1342/1342 1342 ± 0 6.001 5.661/6.557 6.149 ± 0.6385
ea18 1342 1342/1342 1342 ± 0 5.022 4.713/5.568 5.112 ± 0.5549
ea19 1342 1342/1342 1342 ± 0 5.831 5.416/6.601 6.051 ± 0.6517
ea20 1342 1342/1342 1342 ± 0 6.089 5.698/6.761 6.248 ± 0.6519
ea21 1342 1342/1342 1342 ± 0 5.667 5.313/6.195 5.792 ± 0.5685
ea22 1342 1342/1342 1342 ± 0 5.275 5.073/6.045 5.541 ± 0.6246
ea23 1342 1342/1342 1342 ± 0 6.042 5.498/6.469 6.105 ± 0.689
ea25 1342 1342/1342 1342 ± 0.000001338 5.691 5.352/6.238 5.838 ± 0.5645
ea26 1342 1342/1342 1342 ± 0 5.722 5.173/6.442 5.785 ± 0.6764
ea27 1342 1342/1342 1342 ± 0.00002051 5.628 5.326/6.391 5.799 ± 0.599
ea28 1342 1342/1342 1342 ± 0.0000241 5.719 5.485/6.48 5.965 ± 0.684
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 ± 0.00002393 5.253 5.132/5.528 5.304 ± 0.2673
3 1342 1342/1342 1342 ± 0.00002395 5.132 4.828/5.37 5.112 ± 0.3016
4 1342 1342/1342 1342 ± 0.00002463 5.313 4.999/5.561 5.271 ± 0.3555
5 1342 1342/1342 1342 ± 0.00002393 5.341 5.064/5.498 5.284 ± 0.3111
6 1342 1342/1342 1342 ± 0.00002393 5.275 5.08/5.389 5.209 ± 0.3156
7 1342 1342/1342 1342 ± 0.00002393 5.338 5.098/5.46 5.288 ± 0.2658
8 1342 1342/1342 1342 ± 0.00002393 5.31 5.019/5.446 5.234 ± 0.3079
9 1342 1342/1342 1342 ± 0.00002393 5.54 5.27/5.826 5.502 ± 0.3554
10 1342 1342/1342 1342 ± 0.00002393 5.971 5.811/6.159 5.934 ± 0.3529
11 1342 1342/1342 1342 ± 0.00002393 6.163 5.979/6.365 6.147 ± 0.3368
12 1342 1342/1342 1342 ± 0.0000244 6.351 6.114/6.593 6.323 ± 0.3775
13 1342 1342/1342 1342 ± 0.00002393 6.802 6.539/7.071 6.755 ± 0.3905
14 1342 1342/1342 1342 ± 0.00002393 7.005 6.762/7.254 6.947 ± 0.426
15 1342 1342/1342 1342 ± 0.00002393 6.723 6.46/6.903 6.607 ± 0.4128
16 1342 1342/1342 1342 ± 0.00002957 5.833 5.699/6.2 5.923 ± 0.4295
17 1342 1342/1342 1342 ± 0.00002953 5.951 5.573/6.28 5.941 ± 0.4207
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38610763.eb38659643.59111.9147512037_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-31 03:14:14.163
End
2024-12-31 03:53:17.476
Duration
0:39:03.313
Note, WebLog generation is not included in the time.

CASA logs for stage 8