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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.55 5.437/6.099 5.608 ± 0.8049
ea02 1342 1342/1342 1342 ± 0.00004126 5.993 5.596/6.682 5.935 ± 0.9728
ea04 1342 1342/1342 1342 ± 0.000001232 5.043 4.891/6.003 5.307 ± 0.8024
ea05 1342 1342/1342 1342 ± 0.000002413 5.435 5.095/6.652 5.661 ± 0.8288
ea06 1342 1342/1342 1342 ± 0.00000337 5.112 4.751/5.711 5.098 ± 0.7835
ea07 1342 1342/1342 1342 ± 0.00004282 5.965 5.474/6.323 5.748 ± 0.8697
ea08 1342 1342/1342 1342 ± 0.00004212 6.13 5.716/6.865 6.073 ± 0.9962
ea09 1342 1342/1342 1342 ± 0.000004136 5.237 4.993/5.888 5.298 ± 0.6171
ea10 1342 1342/1342 1342 ± 0.00004249 5.142 4.848/5.857 5.21 ± 0.7244
ea11 1342 1342/1342 1342 ± 0.00004204 6.083 5.499/6.758 5.932 ± 1.029
ea12 1342 1342/1342 1342 ± 0.000009699 5.423 5.299/6.441 5.619 ± 0.9962
ea13 1342 1342/1342 1342 ± 0.00001404 6.092 5.784/6.481 6.041 ± 0.7338
ea14 1342 1342/1342 1342 ± 0.000001767 5.714 5.332/6.625 5.794 ± 0.8981
ea15 1342 1342/1342 1342 ± 0 5.205 5.076/6.307 5.568 ± 0.9281
ea16 1342 1342/1342 1342 ± 0.00002176 5.839 5.448/6.763 5.853 ± 0.9642
ea17 1342 1342/1342 1342 ± 0.00004194 6.044 5.654/6.748 6.031 ± 0.9627
ea18 1342 1342/1342 1342 ± 0.0000352 5.043 4.736/5.861 5.073 ± 0.7603
ea19 1342 1342/1342 1342 ± 0 5.708 5.369/6.864 5.889 ± 0.8924
ea20 1342 1342/1342 1342 ± 0.00002458 6.074 5.747/7.057 6.123 ± 1.129
ea21 1342 1342/1342 1342 ± 0.00001126 5.445 5.255/6.3 5.574 ± 0.847
ea22 1342 1342/1342 1342 ± 0.00002777 5.58 5.145/6.437 5.664 ± 0.8614
ea23 1342 1342/1342 1342 ± 0.00005252 6.474 5.66/6.997 6.032 ± 1.168
ea24 1342 1342/1342 1342 ± 0 5.363 4.931/6.36 5.546 ± 0.6844
ea25 1342 1342/1342 1342 ± 0.00004204 5.836 5.428/6.59 5.78 ± 0.9069
ea26 1342 1342/1342 1342 ± 0.00001494 5.931 5.718/7.005 6.105 ± 0.8471
ea27 1342 1342/1342 1342 ± 0.0000449 5.731 5.313/6.545 5.699 ± 0.893
ea28 1342 1342/1342 1342 ± 0.00004216 5.904 5.506/6.78 5.907 ± 0.9471
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 ± 0.00002367 5.795 5.347/6.06 5.699 ± 0.4054
3 1342 1342/1342 1342 ± 0.0000306 5.284 5.007/5.507 5.233 ± 0.3721
5 1342 1342/1342 1342 ± 0.00002441 5.437 5.146/5.614 5.4 ± 0.3689
6 1342 1342/1342 1342 ± 0.00002367 5.378 5.09/5.651 5.38 ± 0.3459
7 1342 1342/1342 1342 ± 0.00002367 5.438 5.097/5.611 5.41 ± 0.3267
8 1342 1342/1342 1342 ± 0.00002367 5.34 5.09/5.596 5.363 ± 0.3533
9 1342 1342/1342 1342 ± 0.00002393 5.71 5.416/5.929 5.65 ± 0.3694
10 1342 1342/1342 1342 ± 0.00002324 6.166 5.862/6.342 6.086 ± 0.3766
11 1342 1342/1342 1342 ± 0.00002324 6.433 6.195/6.628 6.383 ± 0.3634
12 1342 1342/1342 1342 ± 0.00002324 6.645 6.36/6.819 6.56 ± 0.395
13 1342 1342/1342 1342 ± 0.00002324 6.89 6.506/7.028 6.758 ± 0.42
14 1342 1342/1342 1342 ± 0.0000287 6.571 6.215/6.886 6.538 ± 0.4735
15 1342 1342/1342 1342 ± 0.00002326 6.865 6.657/7.104 6.78 ± 0.4632
16 1342 1342/1342 1342 ± 0.00006102 3.939 3.797/4.141 3.997 ± 0.2972
17 1342 1342/1342 1342 ± 0.00006046 4.012 3.879/4.2 4.051 ± 0.2951
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
Start time
2024-11-23 08:41:06.036
End
2024-11-23 09:34:34.436
Duration
0:53:28.400
Note, WebLog generation is not included in the time.

CASA logs for stage 8