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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.439 5.355/6.077 5.722 ± 0.4803
ea02 1342 1342/1342 1342 ± 0 5.956 5.592/6.747 6.145 ± 0.6281
ea04 1342 1342/1342 1342 ± 0 5.551 5.104/6.225 5.663 ± 0.5741
ea05 1342 1342/1342 1342 ± 0 6.06 5.433/6.471 5.97 ± 0.5981
ea06 1342 1342/1342 1342 ± 0 5.076 4.638/5.363 5.025 ± 0.4144
ea07 1342 1342/1342 1342 ± 0 5.825 5.468/6.243 5.948 ± 0.5587
ea08 1342 1342/1342 1342 ± 0 5.855 5.647/6.857 6.212 ± 0.6336
ea09 1342 1342/1342 1342 ± 0 5.867 5.33/6.584 5.935 ± 0.632
ea10 1342 1342/1342 1342 ± 0.000002695 5.722 5.159/6.347 5.799 ± 0.5761
ea11 1342 1342/1342 1342 ± 0 6.043 5.217/6.394 5.917 ± 0.6163
ea12 1342 1342/1342 1342 ± 0 6.005 5.41/6.535 6.069 ± 0.6563
ea13 1342 1342/1342 1342 ± 0 6.122 5.76/6.412 6.177 ± 0.4885
ea14 1342 1342/1342 1342 ± 0 5.803 5.303/6.463 5.878 ± 0.6525
ea15 1342 1342/1342 1342 ± 0 5.759 5.078/6.295 5.755 ± 0.7231
ea16 1342 1342/1342 1342 ± 0 6.174 5.771/6.864 6.302 ± 0.676
ea17 1342 1342/1342 1342 ± 0 5.981 5.64/6.58 6.135 ± 0.5911
ea18 1342 1342/1342 1342 ± 0 5.231 4.826/5.681 5.264 ± 0.5412
ea19 1342 1342/1342 1342 ± 0 6.258 5.591/6.765 6.189 ± 0.6345
ea20 1342 1342/1342 1342 ± 0 6.402 5.762/6.907 6.336 ± 0.646
ea21 1342 1342/1342 1342 ± 0 5.653 5.464/6.329 5.87 ± 0.5591
ea22 1342 1342/1342 1342 ± 0 5.691 5.326/6.53 5.92 ± 0.6285
ea23 1342 1342/1342 1342 ± 0.000005158 5.848 5.524/6.639 6.098 ± 0.671
ea25 1342 1342/1342 1342 ± 0 5.905 5.321/6.278 5.843 ± 0.5881
ea26 1342 1342/1342 1342 ± 0 5.982 5.654/6.795 6.227 ± 0.5974
ea27 1342 1342/1342 1342 ± 0.00003967 5.721 5.388/6.365 5.87 ± 0.5708
ea28 1342 1342/1342 1342 ± 0 5.605 5.472/6.491 5.94 ± 0.6114
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 5.385 5.239/5.608 5.378 ± 0.2573
4 1342 1342/1342 1342 ± 0.00002364 5.296 5.151/5.506 5.27 ± 0.3646
5 1342 1342/1342 1342 ± 0.0000235 5.45 5.213/5.596 5.432 ± 0.3316
6 1342 1342/1342 1342 ± 0.0000235 5.331 5.104/5.527 5.314 ± 0.3006
7 1342 1342/1342 1342 ± 0.0000235 5.458 5.253/5.62 5.408 ± 0.2849
8 1342 1342/1342 1342 ± 0.0000235 5.467 5.192/5.572 5.37 ± 0.3026
9 1342 1342/1342 1342 ± 0.0000235 5.703 5.507/5.899 5.647 ± 0.3373
10 1342 1342/1342 1342 ± 0.0000235 6.125 5.97/6.258 6.073 ± 0.3124
11 1342 1342/1342 1342 ± 0.0000235 6.37 6.165/6.452 6.294 ± 0.3377
12 1342 1342/1342 1342 ± 0.0000235 6.479 6.336/6.657 6.443 ± 0.3525
13 1342 1342/1342 1342 ± 0.0000235 6.929 6.798/7.081 6.883 ± 0.3781
14 1342 1342/1342 1342 ± 0.0000235 7.048 6.902/7.32 7.028 ± 0.4101
15 1342 1342/1342 1342 ± 0.0000235 6.581 6.386/6.897 6.569 ± 0.3834
16 1342 1342/1342 1342 ± 0.00003256 5.897 5.695/6.114 5.923 ± 0.3406
17 1342 1342/1342 1342 ± 0.00003128 5.917 5.717/6.158 5.921 ± 0.3398
overwrite_modelcol
False
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-06-19 01:58:08.859
End
2024-06-19 02:28:44.051
Duration
0:30:35.193
Note, WebLog generation is not included in the time.

CASA logs for stage 8