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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.731 5.218/5.934 5.617 ± 0.4776
ea02 1342 1342/1342 1342 ± 0.00003876 5.778 5.217/6.271 5.83 ± 0.6262
ea04 1342 1342/1342 1342 ± 0 5.414 5.014/6.083 5.507 ± 0.5798
ea05 1342 1342/1342 1342 ± 0 5.495 5.1/6.075 5.612 ± 0.5804
ea06 1342 1342/1342 1342 ± 0 5.09 4.649/5.406 5.051 ± 0.4307
ea07 1342 1342/1342 1342 ± 0 5.675 5.297/5.984 5.747 ± 0.5786
ea08 1342 1342/1342 1342 ± 0 5.834 5.348/6.656 6.004 ± 0.6854
ea09 1342 1342/1342 1342 ± 0 5.581 4.984/6.121 5.602 ± 0.6855
ea10 1342 1342/1342 1342 ± 0 5.473 4.955/6.078 5.49 ± 0.6108
ea11 1342 1342/1342 1342 ± 0 5.438 5.148/6.152 5.607 ± 0.5812
ea12 1342 1342/1342 1342 ± 0 5.789 5.163/6.177 5.798 ± 0.6188
ea13 1342 1342/1342 1342 ± 0 5.913 5.54/6.241 5.947 ± 0.5707
ea14 1342 1342/1342 1342 ± 0 5.901 5.386/6.334 5.925 ± 0.6579
ea15 1342 1342/1342 1342 ± 0 5.414 4.855/6.014 5.512 ± 0.7162
ea16 1342 1342/1342 1342 ± 0 6.159 5.52/6.687 6.131 ± 0.6698
ea17 1342 1342/1342 1342 ± 0.000001246 6.058 5.513/6.55 6.025 ± 0.5679
ea18 1342 1342/1342 1342 ± 0 4.823 4.702/5.617 5.118 ± 0.526
ea19 1342 1342/1342 1342 ± 0 6.117 5.421/6.331 5.932 ± 0.5821
ea20 1342 1342/1342 1342 ± 0 5.901 5.437/6.424 5.999 ± 0.6794
ea21 1342 1342/1342 1342 ± 0 5.75 5.417/6.262 5.823 ± 0.553
ea22 1342 1342/1342 1342 ± 0 5.612 5.032/6.277 5.677 ± 0.7203
ea23 1342 1342/1342 1342 ± 0 5.881 5.338/6.283 5.931 ± 0.6543
ea25 1342 1342/1342 1342 ± 0 5.534 5.061/5.972 5.582 ± 0.574
ea26 1342 1342/1342 1342 ± 0 5.629 5.208/6.15 5.71 ± 0.6374
ea27 1342 1342/1342 1342 ± 0.00003402 5.437 4.973/5.984 5.522 ± 0.5953
ea28 1342 1342/1342 1342 ± 0 5.811 5.436/6.487 5.915 ± 0.6042
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 ± 0.00002632 5.187 4.976/5.362 5.16 ± 0.3094
3 1342 1342/1342 1342 ± 0.00002615 5.149 4.884/5.358 5.104 ± 0.2939
4 1342 1342/1342 1342 ± 0.00002823 4.973 4.78/5.161 4.999 ± 0.2949
5 1342 1342/1342 1342 ± 0.00002352 5.131 4.878/5.558 5.223 ± 0.3751
6 1342 1342/1342 1342 ± 0.00002351 5.096 4.948/5.291 5.108 ± 0.26
7 1342 1342/1342 1342 ± 0.00002351 5.135 4.99/5.287 5.138 ± 0.2333
8 1342 1342/1342 1342 ± 0.00002351 5.182 4.964/5.336 5.134 ± 0.2757
9 1342 1342/1342 1342 ± 0.00002351 5.505 5.268/5.662 5.442 ± 0.3166
10 1342 1342/1342 1342 ± 0.00002396 5.883 5.68/6.105 5.858 ± 0.3304
11 1342 1342/1342 1342 ± 0.00002351 6.054 5.956/6.218 6.037 ± 0.3055
12 1342 1342/1342 1342 ± 0.00002351 6.251 6.05/6.38 6.205 ± 0.2941
13 1342 1342/1342 1342 ± 0.00002351 6.661 6.567/6.805 6.645 ± 0.3322
14 1342 1342/1342 1342 ± 0.00002396 6.854 6.654/7.075 6.818 ± 0.3714
15 1342 1342/1342 1342 ± 0.00002396 6.541 6.204/6.689 6.438 ± 0.349
16 1342 1342/1342 1342 ± 0.00003109 5.876 5.685/6.113 5.851 ± 0.2919
17 1342 1342/1342 1342 ± 0.00002949 5.927 5.788/6.099 5.892 ± 0.2906
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-05 11:58:11.495
End
2024-04-05 13:08:16.442
Duration
1:10:04.946
Note, WebLog generation is not included in the time.

CASA logs for stage 7