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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.533 5.476/6.276 5.862 ± 0.6082
ea02 1342 1342/1342 1342 ± 0.0000415 6.015 5.571/6.712 6.158 ± 0.6529
ea03 1342 1342/1342 1342 ± 0 5.722 4.995/6.212 5.654 ± 0.6237
ea04 1342 1342/1342 1342 ± 0 5.65 5.214/6.201 5.754 ± 0.5393
ea05 1342 1342/1342 1342 ± 0 6.157 5.579/6.645 5.992 ± 0.7012
ea06 1342 1342/1342 1342 ± 0 4.861 4.823/4.91 4.759 ± 0.2684
ea07 1342 1342/1342 1342 ± 0 6.19 5.714/6.45 6.262 ± 0.5684
ea08 1342 1342/1342 1342 ± 0 6.004 5.693/6.899 6.252 ± 0.7193
ea09 1342 1342/1342 1342 ± 0 5.98 5.439/6.681 6.003 ± 0.7391
ea10 1342 1342/1342 1342 ± 0 6.039 5.588/6.762 6.15 ± 0.6672
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.023 5.45/6.44 6.007 ± 0.7127
ea13 1342 1342/1342 1342 ± 0 6.404 5.992/6.62 6.349 ± 0.6599
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.128 5.608/6.567 6.154 ± 0.6827
ea16 1342 1342/1342 1342 ± 0 6.424 5.907/7.005 6.455 ± 0.7921
ea17 1342 1342/1342 1342 ± 0 6.616 5.985/7.27 6.643 ± 0.67
ea18 1342 1342/1342 1342 ± 0 5.149 4.759/5.582 5.228 ± 0.4727
ea19 1342 1342/1342 1342 ± 0 6.234 5.627/6.709 6.2 ± 0.5891
ea20 1342 1342/1342 1342 ± 0 6.034 5.576/6.691 6.063 ± 0.6953
ea21 1342 1342/1342 1342 ± 0 6.025 5.63/6.588 6.065 ± 0.6533
ea22 1342 1342/1342 1342 ± 0 5.784 5.491/6.46 5.92 ± 0.5982
ea23 1342 1342/1342 1342 ± 0 6.297 5.664/6.679 6.212 ± 0.716
ea24 1342 1342/1342 1342 ± 0 5.994 5.686/6.798 6.152 ± 0.6806
ea25 1342 1342/1342 1342 ± 0 5.815 5.458/6.364 5.905 ± 0.5975
ea26 1342 1342/1342 1342 ± 0 6.55 5.893/7.22 6.467 ± 0.7545
ea27 1342 1342/1342 1342 ± 0 5.68 5.552/6.527 5.936 ± 0.6344
ea28 1342 1342/1342 1342 ± 0 5.58 5.36/6.376 5.816 ± 0.6439
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 5.601 5.4/5.726 5.524 ± 0.3056
4 1342 1342/1342 1342 ± 0.00002798 4.785 4.559/4.926 4.73 ± 0.2501
5 1342 1342/1342 1342 ± 0.00002392 5.514 5.323/5.706 5.492 ± 0.3441
6 1342 1342/1342 1342 ± 0.00002392 5.527 5.366/5.718 5.486 ± 0.3247
7 1342 1342/1342 1342 ± 0.00002392 5.571 5.399/5.641 5.504 ± 0.2972
8 1342 1342/1342 1342 ± 0.00002392 5.491 5.279/5.627 5.425 ± 0.3366
9 1342 1342/1342 1342 ± 0.00002392 5.743 5.507/6.071 5.712 ± 0.3794
10 1342 1342/1342 1342 ± 0.00002439 6.21 6.031/6.43 6.194 ± 0.3377
11 1342 1342/1342 1342 ± 0.00002439 6.504 6.29/6.634 6.424 ± 0.3313
12 1342 1342/1342 1342 ± 0.00002439 6.626 6.433/6.726 6.595 ± 0.3646
13 1342 1342/1342 1342 ± 0.00002439 7.047 6.858/7.132 7.002 ± 0.3635
14 1342 1342/1342 1342 ± 0.00002439 7.207 6.958/7.44 7.175 ± 0.3868
15 1342 1342/1342 1342 ± 0.00002439 6.788 6.606/6.982 6.774 ± 0.3604
16 1342 1342/1342 1342 ± 0.00002489 6.157 5.822/6.335 6.123 ± 0.3728
17 1342 1342/1342 1342 ± 0.00002489 6.133 5.961/6.376 6.16 ± 0.3593
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-01-11 04:24:35.751
End
2025-01-11 05:40:42.590
Duration
1:16:06.839
Note, WebLog generation is not included in the time.

CASA logs for stage 8