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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.113 5.055/5.596 5.319 ± 0.5413
ea02 1342 1342/1342 1342 ± 0.000005719 5.615 5.219/6.154 5.705 ± 0.6626
ea04 1342 1342/1342 1342 ± 0 5.087 4.749/5.559 5.192 ± 0.4863
ea05 1342 1342/1342 1342 ± 0 5.478 5.066/5.998 5.458 ± 0.5392
ea06 1342 1342/1342 1342 ± 0 4.907 4.589/5.418 5.018 ± 0.5028
ea07 1342 1342/1342 1342 ± 0.00003217 5.51 5.129/5.824 5.599 ± 0.5431
ea08 1342 1342/1342 1342 ± 0.00002987 5.5 5.174/6.181 5.693 ± 0.6469
ea09 1342 1342/1342 1342 ± 0 5.514 5.036/6.101 5.548 ± 0.5692
ea10 1342 1342/1342 1342 ± 0.00004114 5.426 5.038/6.197 5.585 ± 0.6106
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.601 5.069/6.043 5.625 ± 0.596
ea13 1342 1342/1342 1342 ± 0 6.006 5.559/6.046 5.922 ± 0.4655
ea14 1342 1342/1342 1342 ± 0 5.388 5.03/5.959 5.537 ± 0.5688
ea15 1342 1342/1342 1342 ± 0 5.318 4.907/5.879 5.464 ± 0.6219
ea16 1342 1342/1342 1342 ± 0 5.863 5.388/6.374 5.904 ± 0.6255
ea17 1342 1342/1342 1342 ± 0.00001747 5.409 5.242/6.441 5.666 ± 0.6054
ea18 1342 1342/1342 1342 ± 0.000002947 4.816 4.445/5.265 4.872 ± 0.4728
ea19 1342 1342/1342 1342 ± 0 5.857 5.424/6.415 5.938 ± 0.5712
ea20 1342 1342/1342 1342 ± 0 5.947 5.352/6.386 5.869 ± 0.5975
ea21 1342 1342/1342 1342 ± 0 5.281 5.091/5.881 5.513 ± 0.4815
ea22 1342 1342/1342 1342 ± 0 5.304 5.038/6.02 5.518 ± 0.6122
ea23 1342 1342/1342 1342 ± 0.00001072 5.466 5.182/6.172 5.699 ± 0.6148
ea25 1342 1342/1342 1342 ± 0.00001481 5.135 4.939/5.715 5.334 ± 0.5304
ea26 1342 1342/1342 1342 ± 0 5.743 5.482/6.324 5.927 ± 0.6104
ea27 1342 1342/1342 1342 ± 0.00004252 5.175 5.054/5.977 5.417 ± 0.5679
ea28 1342 1342/1342 1342 ± 0.00004172 5.269 5.084/6.123 5.55 ± 0.6184
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 ± 0.00002392 5.148 5.046/5.448 5.19 ± 0.2733
3 1342 1342/1342 1342 ± 0.00003068 4.807 4.63/5.04 4.849 ± 0.3386
4 1342 1342/1342 1342 ± 0.00003264 4.982 4.755/5.085 4.956 ± 0.2963
5 1342 1342/1342 1342 ± 0.00002392 5.102 4.871/5.302 5.126 ± 0.3333
6 1342 1342/1342 1342 ± 0.00002392 5.063 4.985/5.22 5.073 ± 0.2729
7 1342 1342/1342 1342 ± 0.00002392 5.066 5.012/5.215 5.085 ± 0.2468
8 1342 1342/1342 1342 ± 0.00002392 5.069 4.843/5.234 5.013 ± 0.2803
9 1342 1342/1342 1342 ± 0.00002392 5.277 5.143/5.527 5.275 ± 0.3098
10 1342 1342/1342 1342 ± 0.00002392 5.684 5.561/5.874 5.667 ± 0.2884
11 1342 1342/1342 1342 ± 0.00002392 5.946 5.762/6.027 5.875 ± 0.283
12 1342 1342/1342 1342 ± 0.00002392 6.051 5.854/6.203 6.036 ± 0.3173
13 1342 1342/1342 1342 ± 0.00002392 6.455 6.333/6.638 6.438 ± 0.3235
14 1342 1342/1342 1342 ± 0.00002392 6.629 6.424/6.947 6.627 ± 0.3497
15 1342 1342/1342 1342 ± 0.00002392 6.406 6.163/6.576 6.312 ± 0.3819
16 1342 1342/1342 1342 ± 0.00004914 5.414 5.219/5.867 5.504 ± 0.3387
17 1342 1342/1342 1342 ± 0.00004983 5.447 5.257/5.876 5.521 ± 0.3236
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
overwrite_modelcol
False
Start time
2024-12-31 03:42:08.292
End
2024-12-31 04:36:01.324
Duration
0:53:53.032
Note, WebLog generation is not included in the time.

CASA logs for stage 8