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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.526 5.236/5.984 5.652 ± 0.5407
ea02 1342 1342/1342 1342 ± 0.000004378 5.652 5.348/6.449 5.916 ± 0.6665
ea04 1342 1342/1342 1342 ± 0 5.428 5.096/6.033 5.608 ± 0.5786
ea05 1342 1342/1342 1342 ± 0.000001131 5.673 5.212/6.148 5.739 ± 0.596
ea06 1342 1342/1342 1342 ± 0 4.982 4.765/5.367 5.064 ± 0.3738
ea07 1342 1342/1342 1342 ± 0.000005223 6.107 5.4/6.264 6.007 ± 0.5992
ea08 1342 1342/1342 1342 ± 0.000005304 5.73 5.484/6.59 6.056 ± 0.6873
ea09 1342 1342/1342 1342 ± 0.000002994 5.638 5.15/6.217 5.707 ± 0.6187
ea10 1342 1342/1342 1342 ± 0.000005474 5.99 5.289/6.616 5.952 ± 0.6824
ea11 1342 1342/1342 1342 ± 0.000005474 5.805 5.124/6.35 5.832 ± 0.6715
ea12 1342 1342/1342 1342 ± 0 5.936 5.312/6.444 5.99 ± 0.6853
ea13 1342 1342/1342 1342 ± 0 6.207 5.73/6.342 6.145 ± 0.5132
ea14 1342 1342/1342 1342 ± 0.000004371 5.909 5.224/6.389 5.867 ± 0.6884
ea15 1342 1342/1342 1342 ± 0 5.554 5.079/6.215 5.726 ± 0.6951
ea16 1342 1342/1342 1342 ± 0.000003394 6.029 5.613/6.725 6.224 ± 0.7312
ea17 1342 1342/1342 1342 ± 0.000005874 5.89 5.519/6.469 6.06 ± 0.6358
ea18 1342 1342/1342 1342 ± 0.000005219 5.109 4.699/5.576 5.147 ± 0.5239
ea19 1342 1342/1342 1342 ± 0 5.944 5.502/6.679 6.146 ± 0.683
ea20 1342 1342/1342 1342 ± 0.000003303 6.279 5.679/6.894 6.247 ± 0.6489
ea21 1342 1342/1342 1342 ± 0 5.659 5.302/6.188 5.791 ± 0.5674
ea22 1342 1342/1342 1342 ± 0 5.412 5.172/6.291 5.702 ± 0.6542
ea23 1342 1342/1342 1342 ± 0.000005087 6.134 5.439/6.527 6.093 ± 0.7002
ea25 1342 1342/1342 1342 ± 0.000005702 5.467 5.231/6.177 5.7 ± 0.5893
ea26 1342 1342/1342 1342 ± 0 6.056 5.588/6.879 6.167 ± 0.6584
ea27 1342 1342/1342 1342 ± 0.00001251 5.581 5.283/6.402 5.758 ± 0.5943
ea28 1342 1342/1342 1342 ± 0.0000201 5.616 5.354/6.382 5.861 ± 0.6605
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 ± 0.00002349 5.342 5.18/5.598 5.362 ± 0.2476
3 1342 1342/1342 1342 ± 0.00003041 5.211 5.029/5.441 5.222 ± 0.2475
4 1342 1342/1342 1342 ± 0.00002764 5.207 5.003/5.351 5.15 ± 0.2965
5 1342 1342/1342 1342 ± 0.00002349 5.316 5.076/5.482 5.307 ± 0.3115
6 1342 1342/1342 1342 ± 0.00002349 5.244 5.039/5.429 5.23 ± 0.2795
7 1342 1342/1342 1342 ± 0.00002349 5.324 5.158/5.479 5.303 ± 0.2543
8 1342 1342/1342 1342 ± 0.00002349 5.316 5.081/5.438 5.263 ± 0.2736
9 1342 1342/1342 1342 ± 0.00002349 5.59 5.378/5.813 5.543 ± 0.317
10 1342 1342/1342 1342 ± 0.00002349 6.013 5.846/6.173 5.985 ± 0.3032
11 1342 1342/1342 1342 ± 0.00002349 6.275 6.107/6.396 6.206 ± 0.3174
12 1342 1342/1342 1342 ± 0.00002349 6.399 6.216/6.574 6.368 ± 0.3451
13 1342 1342/1342 1342 ± 0.00002349 6.802 6.731/7.085 6.814 ± 0.37
14 1342 1342/1342 1342 ± 0.00002349 7.06 6.836/7.248 7.007 ± 0.4068
15 1342 1342/1342 1342 ± 0.00002349 6.73 6.501/6.933 6.655 ± 0.4094
16 1342 1342/1342 1342 ± 0.00002733 5.987 5.666/6.218 5.957 ± 0.4057
17 1342 1342/1342 1342 ± 0.00002534 6.032 5.654/6.262 5.959 ± 0.3855
datacolumn
residual_data
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-13 20:59:08.061
End
2024-12-13 22:01:44.562
Duration
1:02:36.502
Note, WebLog generation is not included in the time.

CASA logs for stage 8