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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 4.323 4.158/4.551 4.266 ± 0.369
ea02 1342 1342/1342 1342 ± 0.00006085 4.529 4.276/4.691 4.383 ± 0.4404
ea04 1342 1342/1342 1342 ± 0.00001265 4.361 4.254/4.746 4.407 ± 0.4094
ea05 1342 1342/1342 1342 ± 0 5.208 4.93/6.234 5.443 ± 0.7391
ea06 1342 1342/1342 1342 ± 0.000008217 4.159 4.049/4.549 4.322 ± 0.4508
ea07 1342 1342/1342 1342 ± 0.00003531 5.235 4.728/5.539 5.104 ± 0.6433
ea08 1342 1342/1342 1342 ± 0.00003928 5.104 4.816/5.632 5.054 ± 0.6987
ea09 1342 1342/1342 1342 ± 0.0000365 4.912 4.639/5.564 4.984 ± 0.6694
ea10 1342 1342/1342 1342 ± 0.00004003 4.839 4.59/5.613 4.938 ± 0.657
ea11 1342 1342/1342 1342 ± 0.00002997 4.288 4.117/4.491 4.23 ± 0.3337
ea12 1342 1342/1342 1342 ± 0.00002468 4.87 4.666/5.474 4.916 ± 0.6388
ea13 1342 1342/1342 1342 ± 0.00002646 5.179 4.97/5.372 5.062 ± 0.5093
ea14 1342 1342/1342 1342 ± 0.0000127 4.7 4.511/5.126 4.733 ± 0.4668
ea15 1342 1342/1342 1342 ± 0.00001146 4.913 4.616/5.736 5.102 ± 0.7491
ea16 1342 1342/1342 1342 ± 0.00000814 5.281 5.031/6.055 5.426 ± 0.7233
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003658 4.452 4.19/4.699 4.358 ± 0.4461
ea19 1342 1342/1342 1342 ± 0.000005433 5.344 5.158/6.283 5.555 ± 0.7112
ea20 1342 1342/1342 1342 ± 0.00003064 4.398 4.244/4.691 4.425 ± 0.666
ea21 1342 1342/1342 1342 ± 0.00000368 4.95 4.871/5.655 5.115 ± 0.6023
ea22 1342 1342/1342 1342 ± 0.0000379 5.039 4.617/5.695 5.051 ± 0.6777
ea23 1342 1342/1342 1342 ± 0.0000263 4.89 4.576/5.343 4.883 ± 0.553
ea25 1342 1342/1342 1342 ± 0.00003733 4.34 4.205/4.568 4.291 ± 0.3956
ea26 1342 1342/1342 1342 ± 0.0000308 5.293 5.094/6.022 5.34 ± 0.757
ea27 1342 1342/1342 1342 ± 0.00004065 4.835 4.546/5.505 4.866 ± 0.5992
ea28 1342 1342/1342 1342 ± 0.00003286 4.367 4.239/4.628 4.345 ± 0.3462
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 ± 0.00002464 4.896 4.592/5.187 4.907 ± 0.2991
3 1342 1342/1342 1342 ± 0.000028 4.411 4.027/4.801 4.403 ± 0.4368
5 1342 1342/1342 1342 ± 0.00002496 4.667 4.405/5.036 4.697 ± 0.3387
6 1342 1342/1342 1342 ± 0.00002464 4.749 4.253/4.978 4.644 ± 0.3817
7 1342 1342/1342 1342 ± 0.00002464 4.762 4.312/4.914 4.664 ± 0.3508
8 1342 1342/1342 1342 ± 0.00002464 4.66 4.257/4.884 4.597 ± 0.3512
9 1342 1342/1342 1342 ± 0.00002464 4.865 4.333/5.11 4.776 ± 0.414
10 1342 1342/1342 1342 ± 0.00002464 5.185 4.536/5.464 5.074 ± 0.4618
11 1342 1342/1342 1342 ± 0.00002464 5.366 4.684/5.695 5.255 ± 0.5128
12 1342 1342/1342 1342 ± 0.00002464 5.507 4.741/5.744 5.335 ± 0.5645
13 1342 1342/1342 1342 ± 0.00002464 5.694 4.783/5.971 5.548 ± 0.6656
14 1342 1342/1342 1342 ± 0.00002565 5.687 4.869/6.148 5.607 ± 0.7304
15 1342 1342/1342 1342 ± 0.00002528 5.538 4.692/5.892 5.417 ± 0.662
16 1342 1342/1342 1342 ± 0.00006071 3.742 3.531/3.91 3.758 ± 0.3039
17 1342 1342/1342 1342 ± 0.00006005 3.759 3.603/3.883 3.766 ± 0.2917
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
datacolumn
residual_data
Start time
2024-11-16 14:25:40.851
End
2024-11-16 15:33:44.436
Duration
1:08:03.585
Note, WebLog generation is not included in the time.

CASA logs for stage 8