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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 4.73 4.387/5.885 5.168 ± 0.8814
ea02 1342 1342/1342 1342 ± 0.00003023 5.421 4.952/6.412 5.687 ± 0.9344
ea04 1342 1342/1342 1342 ± 0.00003224 5.082 4.914/5.875 5.326 ± 0.6776
ea05 1342 1342/1342 1342 ± 0.00001744 5.269 4.706/6.324 5.45 ± 0.9067
ea06 1342 1342/1342 1342 ± 0.00002909 4.536 4.25/5.677 4.918 ± 0.7854
ea07 1342 1342/1342 1342 ± 0.00002396 5.905 4.975/6.195 5.603 ± 0.7636
ea08 1342 1342/1342 1342 ± 0.00002645 5.57 5.132/6.646 5.912 ± 1.005
ea09 1342 1342/1342 1342 ± 0.00002895 4.832 4.566/6.173 5.261 ± 0.9123
ea10 1342 1342/1342 1342 ± 0.00002732 5.934 4.587/6.307 5.384 ± 0.9389
ea11 1342 1342/1342 1342 ± 0.00003058 4.962 4.492/6.218 5.313 ± 0.9621
ea12 1342 1342/1342 1342 ± 0.00003073 4.974 4.673/6.279 5.365 ± 0.8983
ea13 1342 1342/1342 1342 ± 0.00002122 5.551 4.619/6.049 5.485 ± 0.8777
ea14 1342 1342/1342 1342 ± 0.00002036 4.929 4.578/6.37 5.471 ± 1.04
ea15 1342 1342/1342 1342 ± 0.00003284 4.672 4.386/6.042 5.262 ± 1.046
ea16 1342 1342/1342 1342 ± 0.00002738 5.676 5.209/6.272 5.666 ± 0.8522
ea17 1342 1342/1342 1342 ± 0.00003048 5.896 4.966/6.751 5.714 ± 0.9858
ea18 1342 1342/1342 1342 ± 0.00002875 4.323 4.088/5.601 4.74 ± 0.8325
ea19 1342 1342/1342 1342 ± 0.0000207 5.795 5.158/6.541 5.794 ± 0.9138
ea20 1342 1342/1342 1342 ± 0.00003101 5.222 5.09/6.706 5.764 ± 0.9319
ea21 1342 1342/1342 1342 ± 0.00002801 5.55 5.013/6.108 5.535 ± 0.7984
ea22 1342 1342/1342 1342 ± 0.00003521 5.137 4.398/6.336 5.376 ± 1.042
ea23 1342 1342/1342 1342 ± 0.00002375 5.128 4.964/6.369 5.629 ± 0.9239
ea25 1342 1342/1342 1342 ± 0.00002959 4.725 4.426/6.119 5.232 ± 0.9198
ea27 1342 1342/1342 1342 ± 0.00002981 4.844 4.414/6.273 5.31 ± 0.9446
ea28 1342 1342/1342 1342 ± 0.00002977 5.002 4.731/6.365 5.556 ± 0.9418
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 ± 0.00002773 4.476 4.076/4.67 4.42 ± 0.3869
5 1342 1342/1342 1342 ± 0.00002641 4.942 4.449/5.31 4.889 ± 0.5736
6 1342 1342/1342 1342 ± 0.00002447 4.819 4.641/4.963 4.81 ± 0.3013
7 1342 1342/1342 1342 ± 0.00002447 4.838 4.711/5.001 4.844 ± 0.2121
8 1342 1342/1342 1342 ± 0.00002447 4.688 4.436/4.98 4.709 ± 0.3309
9 1342 1342/1342 1342 ± 0.00002926 4.793 4.527/5.05 4.785 ± 0.3508
10 1342 1342/1342 1342 ± 0.00002412 5.828 5.668/5.921 5.789 ± 0.2689
11 1342 1342/1342 1342 ± 0.00002412 6.064 5.929/6.23 6.057 ± 0.2797
12 1342 1342/1342 1342 ± 0.00002412 6.278 6.082/6.356 6.229 ± 0.2859
13 1342 1342/1342 1342 ± 0.00002412 6.553 6.205/6.675 6.454 ± 0.3406
14 1342 1342/1342 1342 ± 0.00002412 6.789 6.607/6.976 6.764 ± 0.329
15 1342 1342/1342 1342 ± 0.00002688 6.574 6.351/6.77 6.531 ± 0.3699
16 1342 1342/1342 1342 ± 0.00005034 3.919 3.816/4.023 3.926 ± 0.1806
17 1342 1342/1342 1342 ± 0.00005051 3.936 3.788/4.11 3.963 ± 0.2504
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-06 14:56:10.993
End
2024-11-06 15:49:20.580
Duration
0:53:09.587
Note, WebLog generation is not included in the time.

CASA logs for stage 8