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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.65 5.295/6.141 5.75 ± 0.5425
ea02 1342 1342/1342 1342 ± 0 5.972 5.357/6.433 5.971 ± 0.6437
ea04 1342 1342/1342 1342 ± 0 5.432 5.094/6.096 5.644 ± 0.5811
ea05 1342 1342/1342 1342 ± 0 5.661 5.244/6.195 5.762 ± 0.6016
ea06 1342 1342/1342 1342 ± 0 4.956 4.742/5.39 5.062 ± 0.3906
ea07 1342 1342/1342 1342 ± 0 5.909 5.416/6.224 5.965 ± 0.565
ea08 1342 1342/1342 1342 ± 0 6.01 5.513/6.627 6.112 ± 0.6544
ea09 1342 1342/1342 1342 ± 0 5.647 5.12/6.227 5.75 ± 0.6413
ea11 1342 1342/1342 1342 ± 0 5.801 5.133/6.342 5.804 ± 0.6554
ea12 1342 1342/1342 1342 ± 0 5.758 5.349/6.39 5.97 ± 0.6454
ea13 1342 1342/1342 1342 ± 0 6.093 5.677/6.387 6.137 ± 0.5187
ea14 1342 1342/1342 1342 ± 0 5.747 5.182/6.301 5.774 ± 0.6317
ea15 1342 1342/1342 1342 ± 0 5.515 5.009/6.126 5.647 ± 0.7053
ea16 1342 1342/1342 1342 ± 0 6.072 5.59/6.477 6.135 ± 0.7063
ea17 1342 1342/1342 1342 ± 0.000003085 5.991 5.455/6.732 6.104 ± 0.6547
ea18 1342 1342/1342 1342 ± 0 5.058 4.701/5.532 5.157 ± 0.5283
ea19 1342 1342/1342 1342 ± 0 5.93 5.463/6.558 6.083 ± 0.6309
ea20 1342 1342/1342 1342 ± 0 6.122 5.704/6.756 6.233 ± 0.6666
ea21 1342 1342/1342 1342 ± 0 5.652 5.347/6.276 5.821 ± 0.5612
ea22 1342 1342/1342 1342 ± 0 5.673 5.205/6.254 5.747 ± 0.6465
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.517 5.163/6.011 5.645 ± 0.5658
ea26 1342 1342/1342 1342 ± 0 6.037 5.554/6.652 6.137 ± 0.6996
ea27 1342 1342/1342 1342 ± 0.00003826 5.659 5.296/6.401 5.797 ± 0.6193
ea28 1342 1342/1342 1342 ± 0 5.69 5.369/6.395 5.886 ± 0.6374
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 ± 0.00002442 5.352 5.192/5.542 5.362 ± 0.2676
3 1342 1342/1342 1342 ± 0.00002457 5.081 4.952/5.322 5.126 ± 0.2635
4 1342 1342/1342 1342 ± 0.00002493 5.362 5.028/5.459 5.234 ± 0.2976
5 1342 1342/1342 1342 ± 0.00002442 5.313 5.063/5.427 5.276 ± 0.331
6 1342 1342/1342 1342 ± 0.00002442 5.312 5.057/5.466 5.255 ± 0.3053
7 1342 1342/1342 1342 ± 0.00002442 5.314 5.157/5.5 5.303 ± 0.2595
8 1342 1342/1342 1342 ± 0.00002442 5.324 5.107/5.465 5.276 ± 0.2811
9 1342 1342/1342 1342 ± 0.00002442 5.565 5.344/5.84 5.554 ± 0.3154
10 1342 1342/1342 1342 ± 0.00002442 6.021 5.893/6.214 6.002 ± 0.3067
11 1342 1342/1342 1342 ± 0.00002442 6.258 6.137/6.384 6.214 ± 0.3169
12 1342 1342/1342 1342 ± 0.00002442 6.395 6.221/6.594 6.38 ± 0.3474
13 1342 1342/1342 1342 ± 0.00002442 6.814 6.692/7.048 6.811 ± 0.3563
14 1342 1342/1342 1342 ± 0.00002442 7.02 6.84/7.221 6.972 ± 0.4044
15 1342 1342/1342 1342 ± 0.00002442 6.586 6.421/6.849 6.547 ± 0.3742
16 1342 1342/1342 1342 ± 0.00003307 6.047 5.914/6.305 6.028 ± 0.3262
17 1342 1342/1342 1342 ± 0.00003264 6.021 5.877/6.259 6.023 ± 0.3205
overwrite_modelcol
False
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-13 05:16:34.773
End
2024-12-13 06:00:23.824
Duration
0:43:49.051
Note, WebLog generation is not included in the time.

CASA logs for stage 8