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 5.619 5.543/6.314 5.933 ± 0.598
ea02 1342 1342/1342 1342 ± 0.0000415 6.351 5.713/6.797 6.332 ± 0.6367
ea03 1342 1342/1342 1342 ± 0 5.712 4.989/6.138 5.611 ± 0.5902
ea04 1342 1342/1342 1342 ± 0 5.607 5.169/6.188 5.68 ± 0.5579
ea05 1342 1342/1342 1342 ± 0 6.095 5.571/6.614 5.985 ± 0.6664
ea06 1342 1342/1342 1342 ± 0 4.852 4.827/4.898 4.825 ± 0.1206
ea07 1342 1342/1342 1342 ± 0 6.124 5.746/6.483 6.247 ± 0.6231
ea08 1342 1342/1342 1342 ± 0 6.227 5.759/6.892 6.34 ± 0.6803
ea09 1342 1342/1342 1342 ± 0 5.974 5.462/6.659 6.071 ± 0.6986
ea10 1342 1342/1342 1342 ± 0 6.032 5.608/6.817 6.173 ± 0.6584
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.045 5.487/6.516 6.07 ± 0.6906
ea13 1342 1342/1342 1342 ± 0 6.528 6.042/6.837 6.391 ± 0.6352
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.187 5.687/6.646 6.25 ± 0.69
ea16 1342 1342/1342 1342 ± 0 6.422 5.939/6.944 6.434 ± 0.7451
ea17 1342 1342/1342 1342 ± 0 6.661 6.076/7.284 6.688 ± 0.6507
ea18 1342 1342/1342 1342 ± 0 5.183 4.829/5.627 5.243 ± 0.5156
ea19 1342 1342/1342 1342 ± 0 6.27 5.664/6.755 6.198 ± 0.6392
ea20 1342 1342/1342 1342 ± 0 6.168 5.61/6.663 6.094 ± 0.6741
ea21 1342 1342/1342 1342 ± 0 5.854 5.656/6.55 6.087 ± 0.6136
ea22 1342 1342/1342 1342 ± 0 6.141 5.466/6.4 5.979 ± 0.5738
ea23 1342 1342/1342 1342 ± 0 6.149 5.752/6.722 6.261 ± 0.6873
ea24 1342 1342/1342 1342 ± 0 6.275 5.678/6.778 6.177 ± 0.6865
ea25 1342 1342/1342 1342 ± 0 5.882 5.503/6.424 5.934 ± 0.6027
ea26 1342 1342/1342 1342 ± 0 6.6 5.985/7.226 6.58 ± 0.7325
ea27 1342 1342/1342 1342 ± 0 5.703 5.634/6.586 5.978 ± 0.6242
ea28 1342 1342/1342 1342 ± 0 5.819 5.44/6.424 5.911 ± 0.6309
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 ± 0.0000235 5.686 5.451/5.808 5.613 ± 0.3371
4 1342 1342/1342 1342 ± 0.00002546 4.922 4.733/5.124 4.896 ± 0.2321
5 1342 1342/1342 1342 ± 0.0000235 5.602 5.401/5.819 5.584 ± 0.3747
6 1342 1342/1342 1342 ± 0.0000235 5.57 5.432/5.778 5.552 ± 0.3494
7 1342 1342/1342 1342 ± 0.0000235 5.623 5.45/5.69 5.565 ± 0.3221
8 1342 1342/1342 1342 ± 0.0000235 5.521 5.293/5.695 5.473 ± 0.3519
9 1342 1342/1342 1342 ± 0.0000235 5.744 5.544/6.122 5.738 ± 0.39
10 1342 1342/1342 1342 ± 0.00002395 6.271 6.069/6.466 6.225 ± 0.3461
11 1342 1342/1342 1342 ± 0.00002395 6.527 6.266/6.624 6.435 ± 0.3249
12 1342 1342/1342 1342 ± 0.00002395 6.594 6.433/6.762 6.594 ± 0.3561
13 1342 1342/1342 1342 ± 0.00002395 7.06 6.925/7.212 7.037 ± 0.3713
14 1342 1342/1342 1342 ± 0.00002395 7.19 7.024/7.514 7.218 ± 0.3992
15 1342 1342/1342 1342 ± 0.00002395 6.846 6.624/7.152 6.841 ± 0.364
16 1342 1342/1342 1342 ± 0.00002442 6.222 5.932/6.517 6.241 ± 0.3715
17 1342 1342/1342 1342 ± 0.00002442 6.207 6.029/6.494 6.266 ± 0.3558
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
overwrite_modelcol
False
Start time
2025-01-11 04:24:13.612
End
2025-01-11 05:21:59.313
Duration
0:57:45.701
Note, WebLog generation is not included in the time.

CASA logs for stage 8