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 5.368 5.22/5.972 5.463 ± 0.6787
ea02 1342 1342/1342 1342 ± 0.00004298 5.851 5.302/6.395 5.724 ± 0.84
ea03 1342 1342/1342 1342 ± 0.000004076 4.895 4.569/5.725 5.068 ± 0.6818
ea04 1342 1342/1342 1342 ± 0.000011 5.36 5.104/6.067 5.414 ± 0.8
ea05 1342 1342/1342 1342 ± 0.00002007 5.405 5.098/6.372 5.613 ± 0.8075
ea06 1342 1342/1342 1342 ± 0 4.334 4.178/4.864 4.392 ± 0.5148
ea07 1342 1342/1342 1342 ± 0.00004272 5.594 5.329/6.166 5.642 ± 0.7689
ea08 1342 1342/1342 1342 ± 0.00004361 5.826 5.467/6.653 5.877 ± 0.9242
ea09 1342 1342/1342 1342 ± 0.000004076 5.435 5.05/6.193 5.476 ± 0.745
ea10 1342 1342/1342 1342 ± 0.00004299 5.616 5.271/6.602 5.708 ± 0.8845
ea11 1342 1342/1342 1342 ± 0 5.569 4.946/6.297 5.567 ± 0.9156
ea12 1342 1342/1342 1342 ± 0.00003142 5.506 5.288/6.564 5.701 ± 0.9219
ea13 1342 1342/1342 1342 ± 0.00001538 5.891 5.49/6.262 5.765 ± 0.7531
ea14 1342 1342/1342 1342 ± 0.00002344 5.569 5.017/6.345 5.58 ± 0.8499
ea15 1342 1342/1342 1342 ± 0.000001665 3.731 3.558/4.595 3.947 ± 0.7508
ea16 1342 1342/1342 1342 ± 0.00002638 5.776 5.424/6.574 5.827 ± 0.9362
ea17 1342 1342/1342 1342 ± 0 6.063 5.549/7.173 6.13 ± 1.019
ea18 1342 1342/1342 1342 ± 0.00004191 4.735 4.469/5.44 4.819 ± 0.5754
ea19 1342 1342/1342 1342 ± 0.00001094 5.348 5.121/6.245 5.554 ± 0.7638
ea20 1342 1342/1342 1342 ± 0.000002354 5.857 5.785/6.999 6.046 ± 0.9818
ea21 1342 1342/1342 1342 ± 0.00002513 5.51 5.033/6.314 5.584 ± 0.8589
ea23 1342 1342/1342 1342 ± 0.00003837 5.427 5.33/5.627 5.285 ± 0.5887
ea24 1342 1342/1342 1342 ± 0.00003387 5.527 5.151/6.266 5.555 ± 0.7558
ea25 1342 1342/1342 1342 ± 0.00004333 5.47 5.182/6.114 5.475 ± 0.775
ea26 1342 1342/1342 1342 ± 0.00001971 5.785 5.474/6.676 5.834 ± 0.8701
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004467 5.292 5.135/6.09 5.421 ± 0.7402
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 ± 0.00002355 5.308 5.018/5.477 5.181 ± 0.4507
5 1342 1342/1342 1342 ± 0.00002355 5.343 5.043/5.47 5.223 ± 0.517
6 1342 1342/1342 1342 ± 0.00002355 5.307 4.996/5.473 5.143 ± 0.4878
7 1342 1342/1342 1342 ± 0.00002355 5.274 5.115/5.466 5.186 ± 0.4754
8 1342 1342/1342 1342 ± 0.00002355 5.274 5.114/5.415 5.184 ± 0.4877
9 1342 1342/1342 1342 ± 0.00002355 5.587 5.304/5.837 5.453 ± 0.517
10 1342 1342/1342 1342 ± 0.00002355 5.928 5.668/6.14 5.782 ± 0.5792
11 1342 1342/1342 1342 ± 0.00002355 6.131 5.968/6.294 6.055 ± 0.5271
12 1342 1342/1342 1342 ± 0.00002355 6.311 6.153/6.575 6.243 ± 0.5708
13 1342 1342/1342 1342 ± 0.00002355 6.605 6.369/6.866 6.514 ± 0.5533
14 1342 1342/1342 1342 ± 0.00002818 6.482 5.937/6.789 6.378 ± 0.6334
15 1342 1342/1342 1342 ± 0.00002363 6.453 6.148/6.832 6.322 ± 0.7099
16 1342 1342/1342 1342 ± 0.00006093 4 3.886/4.111 3.933 ± 0.3305
17 1342 1342/1342 1342 ± 0.00006007 4.137 4.028/4.254 4.082 ± 0.3126
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
output_dir
 
Start time
2025-01-11 11:17:44.808
End
2025-01-11 12:22:10.115
Duration
1:04:25.307
Note, WebLog generation is not included in the time.

CASA logs for stage 8