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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.739 5.065/6.004 5.511 ± 0.6621
ea02 1342 1342/1342 1342 ± 0.00003274 6.155 5.227/6.521 5.876 ± 0.8517
ea04 1342 1342/1342 1342 ± 0.00003188 5.462 4.963/5.944 5.418 ± 0.6871
ea05 1342 1342/1342 1342 ± 0.00001312 5.439 5.038/6.399 5.66 ± 0.8245
ea06 1342 1342/1342 1342 ± 0.00003039 5.318 4.658/5.502 5.042 ± 0.5316
ea07 1342 1342/1342 1342 ± 0.000005752 5.991 5.254/6.086 5.832 ± 0.5678
ea08 1342 1342/1342 1342 ± 0.00003162 6.609 5.439/6.775 6.113 ± 0.9128
ea09 1342 1342/1342 1342 ± 0.00002983 5.46 5.092/6.347 5.678 ± 0.7947
ea10 1342 1342/1342 1342 ± 0.00002167 5.828 5.008/6.262 5.669 ± 0.6939
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003255 5.342 5.112/6.381 5.65 ± 0.8143
ea13 1342 1342/1342 1342 ± 0.00001939 5.553 5.396/6.234 5.826 ± 0.8042
ea14 1342 1342/1342 1342 ± 0.00002577 6.048 5.31/6.494 5.879 ± 0.8373
ea15 1342 1342/1342 1342 ± 0.00002851 5.7 5.074/6.451 5.678 ± 0.8009
ea16 1342 1342/1342 1342 ± 0.00002433 5.645 5.293/6.492 5.809 ± 0.9206
ea17 1342 1342/1342 1342 ± 0.00003405 6.095 5.488/6.869 6.009 ± 0.8936
ea18 1342 1342/1342 1342 ± 0.00002988 5.087 4.618/5.587 5.038 ± 0.5668
ea19 1342 1342/1342 1342 ± 0.00001349 5.578 5.364/6.669 5.908 ± 0.8995
ea20 1342 1342/1342 1342 ± 0.00003472 5.676 5.577/6.786 6.019 ± 0.8457
ea21 1342 1342/1342 1342 ± 0.00002467 5.479 5.132/6.223 5.631 ± 0.7985
ea22 1342 1342/1342 1342 ± 0.00003424 5.378 5.054/6.381 5.644 ± 0.8583
ea23 1342 1342/1342 1342 ± 0.00001933 6.062 5.383/6.482 5.982 ± 0.7137
ea25 1342 1342/1342 1342 ± 0.00003455 5.912 5.085/6.185 5.601 ± 0.7316
ea27 1342 1342/1342 1342 ± 0.00003376 5.301 5.037/6.274 5.547 ± 0.7428
ea28 1342 1342/1342 1342 ± 0.00003337 6.021 5.317/6.458 5.828 ± 0.8015
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 ± 0.00002454 5.169 4.985/5.373 5.157 ± 0.2561
5 1342 1342/1342 1342 ± 0.00004549 4.917 4.721/5.335 4.958 ± 0.3407
6 1342 1342/1342 1342 ± 0.00002454 5.196 5.079/5.367 5.168 ± 0.2714
7 1342 1342/1342 1342 ± 0.00002454 5.198 5.07/5.365 5.179 ± 0.2319
8 1342 1342/1342 1342 ± 0.00002454 5.256 5.034/5.356 5.188 ± 0.2651
9 1342 1342/1342 1342 ± 0.00002629 5.456 5.251/5.618 5.404 ± 0.2909
10 1342 1342/1342 1342 ± 0.00002452 5.959 5.791/6.08 5.923 ± 0.3024
11 1342 1342/1342 1342 ± 0.00002452 6.222 6.088/6.354 6.17 ± 0.3144
12 1342 1342/1342 1342 ± 0.00002452 6.374 6.167/6.482 6.322 ± 0.3405
13 1342 1342/1342 1342 ± 0.00002472 6.57 6.26/6.754 6.461 ± 0.3849
14 1342 1342/1342 1342 ± 0.00002452 6.797 6.652/7.068 6.773 ± 0.393
15 1342 1342/1342 1342 ± 0.00002846 6.661 6.412/6.869 6.579 ± 0.4299
16 1342 1342/1342 1342 ± 0.00005473 3.981 3.879/4.079 3.978 ± 0.1669
17 1342 1342/1342 1342 ± 0.00005341 4.022 3.914/4.147 4.038 ± 0.1919
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
Start time
2024-11-02 02:57:26.325
End
2024-11-02 03:41:19.366
Duration
0:43:53.041
Note, WebLog generation is not included in the time.

CASA logs for stage 8