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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.513 5.405/6.259 5.765 ± 0.4987
ea02 1342 1342/1342 1342 ± 0.000007229 5.886 5.401/6.65 6.012 ± 0.6591
ea04 1342 1342/1342 1342 ± 0 5.544 5.256/6.085 5.68 ± 0.5119
ea05 1342 1342/1342 1342 ± 0 5.883 5.544/6.538 5.97 ± 0.6012
ea06 1342 1342/1342 1342 ± 0 5.295 5.067/5.863 5.474 ± 0.4684
ea07 1342 1342/1342 1342 ± 0 5.332 5.25/5.624 5.382 ± 0.2029
ea08 1342 1342/1342 1342 ± 0.00003463 5.94 5.644/6.869 6.227 ± 0.6935
ea09 1342 1342/1342 1342 ± 0 5.123 4.803/5.671 5.251 ± 0.4698
ea11 1342 1342/1342 1342 ± 0 5.761 5.378/6.545 5.986 ± 0.6303
ea13 1342 1342/1342 1342 ± 0 5.973 5.896/6.442 6.204 ± 0.4796
ea14 1342 1342/1342 1342 ± 0 5.929 5.576/6.608 6.105 ± 0.6298
ea15 1342 1342/1342 1342 ± 0 5.975 5.468/6.463 6.014 ± 0.6221
ea16 1342 1342/1342 1342 ± 0 6.087 5.77/6.789 6.271 ± 0.6655
ea17 1342 1342/1342 1342 ± 0.000001767 5.786 5.669/5.916 5.781 ± 0.1621
ea18 1342 1342/1342 1342 ± 0 5.084 4.905/5.654 5.262 ± 0.4525
ea19 1342 1342/1342 1342 ± 0 5.705 5.659/5.875 5.733 ± 0.1126
ea20 1342 1342/1342 1342 ± 0 5.979 5.844/6.837 6.312 ± 0.6311
ea21 1342 1342/1342 1342 ± 0 5.709 5.52/6.424 5.938 ± 0.5646
ea22 1342 1342/1342 1342 ± 0 5.449 5.196/6.405 5.737 ± 0.6327
ea23 1342 1342/1342 1342 ± 0.000003304 5.902 5.654/6.659 6.191 ± 0.6829
ea24 1342 1342/1342 1342 ± 0 5.646 5.251/6.341 5.75 ± 0.5891
ea25 1342 1342/1342 1342 ± 0.000001207 5.55 5.456/6.446 5.909 ± 0.5937
ea26 1342 1342/1342 1342 ± 0 5.964 5.8/7.022 6.293 ± 0.6552
ea27 1342 1342/1342 1342 ± 0 5.61 5.346/5.645 5.515 ± 0.1646
ea28 1342 1342/1342 1342 ± 0.0000415 5.713 5.521/6.608 6.008 ± 0.634
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 ± 0.00002395 5.561 5.393/5.711 5.545 ± 0.2439
4 1342 1342/1342 1342 ± 0.00002471 5.31 5.116/5.407 5.266 ± 0.2892
5 1342 1342/1342 1342 ± 0.00002395 5.511 5.293/5.689 5.508 ± 0.3085
6 1342 1342/1342 1342 ± 0.00002395 5.469 5.245/5.663 5.448 ± 0.2846
7 1342 1342/1342 1342 ± 0.00002395 5.518 5.264/5.705 5.5 ± 0.2824
8 1342 1342/1342 1342 ± 0.00002395 5.525 5.22/5.656 5.441 ± 0.3093
9 1342 1342/1342 1342 ± 0.00002407 5.723 5.584/5.977 5.709 ± 0.3292
10 1342 1342/1342 1342 ± 0.00002604 6.173 5.95/6.316 6.088 ± 0.3592
11 1342 1342/1342 1342 ± 0.00002604 6.433 6.254/6.526 6.343 ± 0.3425
12 1342 1342/1342 1342 ± 0.00002604 6.482 6.403/6.654 6.469 ± 0.3472
13 1342 1342/1342 1342 ± 0.00002604 6.95 6.595/7.114 6.843 ± 0.4167
14 1342 1342/1342 1342 ± 0.00002604 7.083 6.745/7.309 7.011 ± 0.4414
15 1342 1342/1342 1342 ± 0.00002604 6.687 6.444/6.995 6.617 ± 0.4696
16 1342 1342/1342 1342 ± 0.00004181 5.587 5.29/5.818 5.552 ± 0.3597
17 1342 1342/1342 1342 ± 0.00003991 5.556 5.428/5.911 5.597 ± 0.3575
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-06 02:54:45.592
End
2024-12-06 03:45:08.564
Duration
0:50:22.972
Note, WebLog generation is not included in the time.

CASA logs for stage 8