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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.646 4.976/6.015 5.552 ± 0.6174
ea02 1342 1342/1342 1342 ± 0 5.697 5.228/6.392 5.824 ± 0.6634
ea04 1342 1342/1342 1342 ± 0 5.456 4.94/6.059 5.552 ± 0.6027
ea05 1342 1342/1342 1342 ± 0 5.946 5.241/6.442 5.808 ± 0.6398
ea06 1342 1342/1342 1342 ± 0 4.803 4.562/5.167 4.864 ± 0.3591
ea07 1342 1342/1342 1342 ± 0 5.851 5.077/6.024 5.747 ± 0.6686
ea08 1342 1342/1342 1342 ± 0.000004766 5.843 5.402/6.576 6.014 ± 0.732
ea09 1342 1342/1342 1342 ± 0 5.697 5.031/6.342 5.69 ± 0.6542
ea10 1342 1342/1342 1342 ± 0.000003514 5.915 5.042/6.456 5.752 ± 0.7616
ea11 1342 1342/1342 1342 ± 0 5.984 4.991/6.382 5.809 ± 0.77
ea12 1342 1342/1342 1342 ± 0 5.802 5.163/6.363 5.846 ± 0.698
ea13 1342 1342/1342 1342 ± 0 6.283 5.651/6.34 6.12 ± 0.525
ea14 1342 1342/1342 1342 ± 0 5.831 4.93/6.257 5.719 ± 0.7239
ea15 1342 1342/1342 1342 ± 0 5.776 5.175/6.288 5.816 ± 0.7013
ea16 1342 1342/1342 1342 ± 0 6.035 5.362/6.533 6.039 ± 0.7704
ea17 1342 1342/1342 1342 ± 0 5.792 5.228/6.645 5.877 ± 0.7082
ea18 1342 1342/1342 1342 ± 0 4.98 4.557/5.45 5.005 ± 0.5812
ea19 1342 1342/1342 1342 ± 0 6.06 5.402/6.57 6.03 ± 0.7214
ea20 1342 1342/1342 1342 ± 0 6.266 5.538/6.654 6.154 ± 0.654
ea21 1342 1342/1342 1342 ± 0 5.753 5.146/6.23 5.721 ± 0.6364
ea22 1342 1342/1342 1342 ± 0 5.296 4.892/6.087 5.538 ± 0.6616
ea23 1342 1342/1342 1342 ± 0 5.996 5.265/6.431 5.925 ± 0.7472
ea25 1342 1342/1342 1342 ± 0.000004157 5.551 5.033/6.154 5.596 ± 0.6412
ea26 1342 1342/1342 1342 ± 0 6.146 5.398/6.763 6.093 ± 0.6781
ea27 1342 1342/1342 1342 ± 0 5.633 4.945/6.225 5.611 ± 0.6473
ea28 1342 1342/1342 1342 ± 0.00001786 5.839 5.108/6.403 5.816 ± 0.7232
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 ± 0.00003315 5.01 4.838/5.325 5.053 ± 0.2834
4 1342 1342/1342 1342 ± 0.0000253 4.846 4.75/4.972 4.86 ± 0.2782
5 1342 1342/1342 1342 ± 0.00003258 5.086 4.937/5.271 5.096 ± 0.2833
6 1342 1342/1342 1342 ± 0.00003258 5.03 4.931/5.252 5.05 ± 0.3062
7 1342 1342/1342 1342 ± 0.00003258 5.151 5.031/5.273 5.151 ± 0.252
8 1342 1342/1342 1342 ± 0.00003258 5.198 5.037/5.362 5.158 ± 0.2805
9 1342 1342/1342 1342 ± 0.00003258 5.482 5.295/5.68 5.446 ± 0.3108
10 1342 1342/1342 1342 ± 0.00003258 5.94 5.774/6.06 5.88 ± 0.3097
11 1342 1342/1342 1342 ± 0.00003258 6.168 5.985/6.327 6.097 ± 0.3286
12 1342 1342/1342 1342 ± 0.00003258 6.34 6.158/6.459 6.214 ± 0.4362
13 1342 1342/1342 1342 ± 0.00003258 6.806 6.675/6.953 6.725 ± 0.3805
14 1342 1342/1342 1342 ± 0.00003258 6.998 6.78/7.161 6.909 ± 0.4222
15 1342 1342/1342 1342 ± 0.00003258 6.583 6.446/6.834 6.552 ± 0.4073
16 1342 1342/1342 1342 ± 0.00003381 5.988 5.839/6.222 5.955 ± 0.3687
17 1342 1342/1342 1342 ± 0.00003356 5.967 5.758/6.164 5.952 ± 0.3521
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
datacolumn
residual_data
Start time
2025-01-28 21:04:08.349
End
2025-01-28 21:33:28.151
Duration
0:29:19.802
Note, WebLog generation is not included in the time.

CASA logs for stage 8