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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 4.827 4.524/5.968 5.261 ± 0.8769
ea02 1342 1342/1342 1342 ± 0.00003629 5.947 5.152/6.676 5.772 ± 0.8844
ea04 1342 1342/1342 1342 ± 0.0000323 5.4 4.918/5.996 5.406 ± 0.7093
ea05 1342 1342/1342 1342 ± 0.00001808 5.027 4.732/6.45 5.548 ± 0.9865
ea06 1342 1342/1342 1342 ± 0.00002914 5.451 4.044/5.582 4.877 ± 0.81
ea07 1342 1342/1342 1342 ± 0.00002565 5.928 5.268/6.256 5.748 ± 0.7079
ea08 1342 1342/1342 1342 ± 0.0000293 6.525 5.372/6.984 6.136 ± 0.9504
ea09 1342 1342/1342 1342 ± 0.00003068 5.251 4.467/6.284 5.346 ± 0.9843
ea10 1342 1342/1342 1342 ± 0.00002756 6.005 4.74/6.348 5.526 ± 0.9116
ea11 1342 1342/1342 1342 ± 0.00002825 5.188 4.619/6.222 5.441 ± 0.8763
ea12 1342 1342/1342 1342 ± 0.00003024 4.698 4.335/6.453 5.322 ± 1.121
ea13 1342 1342/1342 1342 ± 0.00002236 5.831 5.272/6.019 5.697 ± 0.7553
ea14 1342 1342/1342 1342 ± 0.00002282 4.932 4.439/6.379 5.435 ± 1.041
ea15 1342 1342/1342 1342 ± 0.00003298 5.547 4.722/6.351 5.409 ± 0.9297
ea16 1342 1342/1342 1342 ± 0.00002961 5.78 5.302/6.442 5.792 ± 0.9115
ea17 1342 1342/1342 1342 ± 0.00002784 5.972 5.339/6.781 5.954 ± 0.9011
ea18 1342 1342/1342 1342 ± 0.00002998 4.972 4.211/5.542 4.898 ± 0.686
ea19 1342 1342/1342 1342 ± 0.00002165 5.967 5.554/6.594 6.02 ± 0.8648
ea20 1342 1342/1342 1342 ± 0.00002928 5.55 5.219/6.974 5.993 ± 0.9678
ea21 1342 1342/1342 1342 ± 0.00002874 5.528 5.244/6.203 5.665 ± 0.7966
ea22 1342 1342/1342 1342 ± 0.00003608 5.102 4.648/6.26 5.46 ± 0.9399
ea23 1342 1342/1342 1342 ± 0.00002435 5.935 4.786/6.556 5.676 ± 0.9929
ea25 1342 1342/1342 1342 ± 0.00002788 5.814 4.222/6.184 5.279 ± 1.022
ea27 1342 1342/1342 1342 ± 0.00002912 5.73 4.383/6.241 5.296 ± 0.9825
ea28 1342 1342/1342 1342 ± 0.00002944 4.941 4.306/6.373 5.388 ± 1.105
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 ± 0.00002548 4.474 4.259/5.018 4.65 ± 0.556
5 1342 1342/1342 1342 ± 0.00003648 5.118 4.552/5.471 5.042 ± 0.5392
6 1342 1342/1342 1342 ± 0.00002495 4.737 4.413/5.183 4.786 ± 0.4792
7 1342 1342/1342 1342 ± 0.00002495 4.929 4.774/5.242 4.977 ± 0.2966
8 1342 1342/1342 1342 ± 0.00002495 4.736 4.311/5.164 4.785 ± 0.4845
9 1342 1342/1342 1342 ± 0.00002992 4.841 4.543/5.243 4.879 ± 0.4919
10 1342 1342/1342 1342 ± 0.00002429 5.851 5.728/5.94 5.822 ± 0.2954
11 1342 1342/1342 1342 ± 0.00002429 6.128 5.991/6.209 6.087 ± 0.3094
12 1342 1342/1342 1342 ± 0.00002429 6.281 6.076/6.432 6.271 ± 0.3315
13 1342 1342/1342 1342 ± 0.00002429 6.616 6.289/6.82 6.534 ± 0.3853
14 1342 1342/1342 1342 ± 0.00002429 6.853 6.696/7.054 6.833 ± 0.3794
15 1342 1342/1342 1342 ± 0.00002638 6.543 6.319/6.765 6.518 ± 0.4014
16 1342 1342/1342 1342 ± 0.00005072 3.908 3.807/4.01 3.91 ± 0.1554
17 1342 1342/1342 1342 ± 0.00005046 3.982 3.838/4.137 3.997 ± 0.2852
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
Start time
2024-11-06 04:20:54.299
End
2024-11-06 05:02:57.985
Duration
0:42:03.686
Note, WebLog generation is not included in the time.

CASA logs for stage 8