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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.365 5.256/6.083 5.51 ± 0.7366
ea02 1342 1342/1342 1342 ± 0.00004363 5.785 5.268/6.59 5.737 ± 0.903
ea03 1342 1342/1342 1342 ± 0.00002812 4.965 4.621/5.93 5.108 ± 0.7591
ea04 1342 1342/1342 1342 ± 0.00003657 5.366 5.077/6.134 5.421 ± 0.7746
ea05 1342 1342/1342 1342 ± 0.000033 5.45 5.094/6.418 5.574 ± 0.9048
ea06 1342 1342/1342 1342 ± 0.00000972 4.382 4.179/4.861 4.348 ± 0.6141
ea07 1342 1342/1342 1342 ± 0.00004239 5.833 5.229/6.177 5.695 ± 0.8316
ea08 1342 1342/1342 1342 ± 0.00004268 6.024 5.507/6.768 5.958 ± 0.9656
ea09 1342 1342/1342 1342 ± 0.0000361 5.502 5.094/6.197 5.501 ± 0.788
ea10 1342 1342/1342 1342 ± 0.00004243 5.865 5.25/6.671 5.781 ± 0.9344
ea11 1342 1342/1342 1342 ± 0.00001231 5.441 4.948/6.302 5.522 ± 0.9937
ea12 1342 1342/1342 1342 ± 0.0000413 5.596 5.295/6.517 5.715 ± 0.8717
ea13 1342 1342/1342 1342 ± 0.00003001 5.843 5.539/6.214 5.77 ± 0.8311
ea14 1342 1342/1342 1342 ± 0.00003897 5.695 5.172/6.268 5.644 ± 0.8057
ea15 1342 1342/1342 1342 ± 0.000009096 3.721 3.542/4.648 3.948 ± 0.8838
ea16 1342 1342/1342 1342 ± 0.00004092 5.785 5.552/6.668 5.879 ± 1.018
ea17 1342 1342/1342 1342 ± 0.00001729 6.066 5.544/7.342 6.113 ± 1.089
ea18 1342 1342/1342 1342 ± 0.0000407 4.743 4.462/5.466 4.833 ± 0.6106
ea19 1342 1342/1342 1342 ± 0.00002069 5.431 5.256/6.234 5.615 ± 0.8567
ea20 1342 1342/1342 1342 ± 0.00002901 5.929 5.762/7.002 6.066 ± 1.01
ea21 1342 1342/1342 1342 ± 0.0000403 5.755 5.048/6.289 5.597 ± 0.9197
ea23 1342 1342/1342 1342 ± 0.00004224 5.553 5.303/5.667 5.332 ± 0.6606
ea24 1342 1342/1342 1342 ± 0.00003871 5.694 5.282/6.315 5.629 ± 0.827
ea25 1342 1342/1342 1342 ± 0.00004228 5.53 5.243/6.255 5.537 ± 0.8219
ea26 1342 1342/1342 1342 ± 0.00003612 5.918 5.514/6.737 5.878 ± 0.8863
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004262 5.372 5.136/6.239 5.501 ± 0.7831
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 ± 0.00002383 5.373 5.087/5.523 5.22 ± 0.4919
5 1342 1342/1342 1342 ± 0.00002383 5.384 5.097/5.614 5.267 ± 0.5597
6 1342 1342/1342 1342 ± 0.00002383 5.303 4.963/5.503 5.148 ± 0.4926
7 1342 1342/1342 1342 ± 0.00002383 5.243 5.144/5.516 5.209 ± 0.4776
8 1342 1342/1342 1342 ± 0.00002383 5.258 5.128/5.431 5.194 ± 0.4935
9 1342 1342/1342 1342 ± 0.00002383 5.711 5.331/5.846 5.486 ± 0.5321
10 1342 1342/1342 1342 ± 0.00002383 5.973 5.543/6.143 5.784 ± 0.5757
11 1342 1342/1342 1342 ± 0.00002383 6.213 5.983/6.308 6.064 ± 0.5315
12 1342 1342/1342 1342 ± 0.00002383 6.294 6.137/6.622 6.256 ± 0.5807
13 1342 1342/1342 1342 ± 0.00002383 6.729 6.516/6.915 6.601 ± 0.5458
14 1342 1342/1342 1342 ± 0.00002428 6.769 6.375/6.979 6.597 ± 0.6214
15 1342 1342/1342 1342 ± 0.00002496 6.453 6.14/6.844 6.37 ± 0.6823
16 1342 1342/1342 1342 ± 0.00005673 3.926 3.785/4.048 3.838 ± 0.4138
17 1342 1342/1342 1342 ± 0.0000577 4.035 3.876/4.182 3.968 ± 0.4144
statwtmode
VLASS-SE
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-01-11 15:07:06.430
End
2025-01-11 16:20:18.159
Duration
1:13:11.730
Note, WebLog generation is not included in the time.

CASA logs for stage 8