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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.426 5.329/6.128 5.7 ± 0.5119
ea02 1342 1342/1342 1342 ± 0 5.906 5.584/6.714 6.136 ± 0.644
ea04 1342 1342/1342 1342 ± 0 5.566 5.076/6.185 5.652 ± 0.5879
ea05 1342 1342/1342 1342 ± 0 5.99 5.406/6.431 5.932 ± 0.606
ea06 1342 1342/1342 1342 ± 0 4.927 4.552/5.254 4.907 ± 0.3979
ea07 1342 1342/1342 1342 ± 0 5.832 5.432/6.261 5.932 ± 0.5701
ea08 1342 1342/1342 1342 ± 0 6.004 5.713/6.806 6.254 ± 0.6365
ea09 1342 1342/1342 1342 ± 0 5.885 5.366/6.568 5.953 ± 0.6082
ea10 1342 1342/1342 1342 ± 0 5.743 5.208/6.349 5.787 ± 0.5844
ea11 1342 1342/1342 1342 ± 0 6.059 5.205/6.376 5.913 ± 0.6539
ea12 1342 1342/1342 1342 ± 0 5.977 5.393/6.53 6.069 ± 0.6577
ea13 1342 1342/1342 1342 ± 0 6.072 5.742/6.35 6.119 ± 0.5076
ea14 1342 1342/1342 1342 ± 0 5.804 5.332/6.491 5.876 ± 0.6658
ea15 1342 1342/1342 1342 ± 0 5.732 5.096/6.249 5.755 ± 0.6945
ea16 1342 1342/1342 1342 ± 0 6.204 5.75/6.833 6.285 ± 0.6904
ea17 1342 1342/1342 1342 ± 0 6.022 5.587/6.642 6.135 ± 0.6068
ea18 1342 1342/1342 1342 ± 0 5.208 4.813/5.715 5.261 ± 0.5226
ea19 1342 1342/1342 1342 ± 0 6.246 5.584/6.782 6.179 ± 0.633
ea20 1342 1342/1342 1342 ± 0 6.383 5.769/6.932 6.32 ± 0.65
ea21 1342 1342/1342 1342 ± 0 5.645 5.428/6.343 5.838 ± 0.5759
ea22 1342 1342/1342 1342 ± 0 5.63 5.291/6.495 5.869 ± 0.6329
ea23 1342 1342/1342 1342 ± 0.000001694 5.826 5.489/6.63 6.059 ± 0.6823
ea25 1342 1342/1342 1342 ± 0 5.876 5.291/6.222 5.821 ± 0.5827
ea26 1342 1342/1342 1342 ± 0 5.968 5.608/6.764 6.173 ± 0.6098
ea27 1342 1342/1342 1342 ± 0.00003741 5.708 5.433/6.444 5.904 ± 0.5554
ea28 1342 1342/1342 1342 ± 0 5.628 5.47/6.546 5.988 ± 0.6322
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 ± 0.00002348 5.42 5.207/5.618 5.389 ± 0.2688
4 1342 1342/1342 1342 ± 0.00002622 5.159 4.984/5.284 5.09 ± 0.2922
5 1342 1342/1342 1342 ± 0.00002348 5.413 5.188/5.532 5.39 ± 0.3322
6 1342 1342/1342 1342 ± 0.00002348 5.322 5.1/5.465 5.29 ± 0.3013
7 1342 1342/1342 1342 ± 0.00002348 5.383 5.232/5.585 5.386 ± 0.2791
8 1342 1342/1342 1342 ± 0.00002348 5.427 5.204/5.567 5.349 ± 0.3088
9 1342 1342/1342 1342 ± 0.00002348 5.68 5.509/5.886 5.635 ± 0.3448
10 1342 1342/1342 1342 ± 0.00002348 6.097 5.969/6.246 6.058 ± 0.3214
11 1342 1342/1342 1342 ± 0.00002348 6.35 6.164/6.446 6.281 ± 0.3423
12 1342 1342/1342 1342 ± 0.00002348 6.5 6.296/6.635 6.433 ± 0.3566
13 1342 1342/1342 1342 ± 0.00002348 6.944 6.758/7.102 6.859 ± 0.3915
14 1342 1342/1342 1342 ± 0.00002348 7.069 6.896/7.311 7.01 ± 0.4249
15 1342 1342/1342 1342 ± 0.00002348 6.621 6.377/6.87 6.559 ± 0.4017
16 1342 1342/1342 1342 ± 0.00003227 5.879 5.669/6.082 5.894 ± 0.3491
17 1342 1342/1342 1342 ± 0.00002879 5.902 5.722/6.181 5.907 ± 0.3454
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-05-17 09:26:16.330
End
2024-05-17 10:22:13.788
Duration
0:55:57.458
Note, WebLog generation is not included in the time.

CASA logs for stage 8