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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.359 5.243/6.031 5.454 ± 0.8679
ea02 1342 1342/1342 1342 ± 0.00004941 5.808 5.367/6.622 5.744 ± 1.053
ea05 1342 1342/1342 1342 ± 0.00001393 5.512 5.132/6.233 5.534 ± 0.8907
ea06 1342 1342/1342 1342 ± 0.000002298 4.884 4.809/5.433 4.875 ± 0.7206
ea07 1342 1342/1342 1342 ± 0.00004277 5.775 5.385/5.92 5.47 ± 0.8912
ea08 1342 1342/1342 1342 ± 0.00004272 6.049 5.65/6.795 5.963 ± 1.103
ea09 1342 1342/1342 1342 ± 0.00002728 3.815 3.36/5.697 4.454 ± 1.153
ea10 1342 1342/1342 1342 ± 0.00003673 5.633 5.172/6.283 5.612 ± 0.7709
ea11 1342 1342/1342 1342 ± 0 5.882 5.429/6.561 6.045 ± 0.6213
ea12 1342 1342/1342 1342 ± 0.000005506 5.645 5.35/6.549 5.692 ± 1.115
ea13 1342 1342/1342 1342 ± 0.00001933 5.907 5.78/6.395 5.929 ± 0.84
ea14 1342 1342/1342 1342 ± 0.00002216 6.502 5.533/6.617 5.795 ± 1.247
ea15 1342 1342/1342 1342 ± 0.000001196 5.42 5.162/6.189 5.508 ± 0.9461
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00003913 5.924 5.593/6.798 5.91 ± 1.057
ea18 1342 1342/1342 1342 ± 0.00002915 5.073 4.842/5.768 5.001 ± 0.909
ea19 1342 1342/1342 1342 ± 0.000005506 5.697 5.448/6.514 5.742 ± 0.9456
ea20 1342 1342/1342 1342 ± 0.00001237 5.952 5.734/6.832 5.964 ± 1.236
ea21 1342 1342/1342 1342 ± 0.00002191 5.517 5.329/6.258 5.507 ± 0.9137
ea22 1342 1342/1342 1342 ± 0.00003692 5.452 5.154/6.48 5.556 ± 0.9591
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.436 5.412/5.468 5.416 ± 0.1402
ea26 1342 1342/1342 1342 ± 0.0000276 5.67 5.549/6.631 5.807 ± 0.8819
ea27 1342 1342/1342 1342 ± 0.00004418 5.558 5.161/6.466 5.618 ± 0.8977
ea28 1342 1342/1342 1342 ± 0.00005402 6.531 5.984/6.652 5.84 ± 1.308
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 ± 0.00002609 5.471 5.281/5.74 5.408 ± 0.5044
5 1342 1342/1342 1342 ± 0.00002726 5.429 5.207/5.576 5.319 ± 0.5392
6 1342 1342/1342 1342 ± 0.00002609 5.441 5.231/5.547 5.304 ± 0.5204
7 1342 1342/1342 1342 ± 0.00002609 5.387 5.171/5.518 5.286 ± 0.5048
8 1342 1342/1342 1342 ± 0.00002609 5.334 5.113/5.488 5.213 ± 0.5193
9 1342 1342/1342 1342 ± 0.00002609 5.607 5.428/5.839 5.477 ± 0.5911
10 1342 1342/1342 1342 ± 0.00002551 6.047 5.828/6.187 5.992 ± 0.3582
11 1342 1342/1342 1342 ± 0.00002551 6.384 6.186/6.469 6.273 ± 0.3626
12 1342 1342/1342 1342 ± 0.00002551 6.546 6.185/6.632 6.434 ± 0.3738
13 1342 1342/1342 1342 ± 0.0000256 6.757 6.325/6.882 6.658 ± 0.3948
14 1342 1342/1342 1342 ± 0.00003829 6.452 6/6.878 6.447 ± 0.5088
15 1342 1342/1342 1342 ± 0.00002616 6.637 6.458/6.877 6.574 ± 0.5036
16 1342 1342/1342 1342 ± 0.00006095 3.586 3.376/3.737 3.568 ± 0.3008
17 1342 1342/1342 1342 ± 0.00006087 3.636 3.473/3.784 3.637 ± 0.2749
overwrite_modelcol
False
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-06-12 02:12:29.670
End
2024-06-12 03:20:46.189
Duration
1:08:16.519
Note, WebLog generation is not included in the time.

CASA logs for stage 8