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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.835 5.178/6.355 5.756 ± 0.6498
ea02 1342 1342/1342 1342 ± 0.00004574 6.223 5.159/6.854 5.874 ± 1.011
ea04 1342 1342/1342 1342 ± 0.00001001 5.464 4.933/6.093 5.442 ± 0.8155
ea05 1342 1342/1342 1342 ± 0.00000684 5.586 4.985/6.388 5.683 ± 0.8495
ea06 1342 1342/1342 1342 ± 0.00002251 4.739 4.323/5.343 4.804 ± 0.6377
ea07 1342 1342/1342 1342 ± 0.00002543 5.755 5.23/6.393 5.83 ± 0.9661
ea08 1342 1342/1342 1342 ± 0.00001998 6.627 5.592/7.08 6.302 ± 0.832
ea09 1342 1342/1342 1342 ± 0.00004173 5.753 5.076/6.553 5.705 ± 0.8726
ea10 1342 1342/1342 1342 ± 0.00003891 5.802 5.185/6.808 5.877 ± 0.9961
ea11 1342 1342/1342 1342 ± 0.0000441 6.153 4.91/6.54 5.71 ± 1.049
ea12 1342 1342/1342 1342 ± 0.00003237 5.681 5.148/6.5 5.723 ± 1.003
ea13 1342 1342/1342 1342 ± 0.00002956 5.862 5.367/6.37 5.91 ± 0.8195
ea14 1342 1342/1342 1342 ± 0.0000275 5.48 5.157/6.473 5.734 ± 0.8963
ea15 1342 1342/1342 1342 ± 0.000007113 5.078 4.938/6.256 5.54 ± 0.9503
ea16 1342 1342/1342 1342 ± 0.00002196 5.771 5.331/6.934 6.034 ± 1.07
ea17 1342 1342/1342 1342 ± 0.00002132 6.056 5.495/7.055 6.196 ± 0.7966
ea18 1342 1342/1342 1342 ± 0.00004079 4.875 4.603/5.696 5.047 ± 0.7126
ea19 1342 1342/1342 1342 ± 0.00001848 5.903 5.482/6.946 6.094 ± 0.968
ea20 1342 1342/1342 1342 ± 0.00003967 5.836 5.569/7.042 6.072 ± 1.06
ea21 1342 1342/1342 1342 ± 0.000008328 5.508 5.294/6.465 5.741 ± 0.9106
ea22 1342 1342/1342 1342 ± 0.00004385 5.154 4.886/6.374 5.548 ± 0.8575
ea23 1342 1342/1342 1342 ± 0.00002974 5.559 5.273/6.663 5.867 ± 1.08
ea25 1342 1342/1342 1342 ± 0.00004342 5.293 5.085/6.36 5.579 ± 0.9308
ea26 1342 1342/1342 1342 ± 0.00002163 5.823 5.632/7 6.1 ± 0.9686
ea27 1342 1342/1342 1342 ± 0.00003604 5.468 5.314/6.587 5.804 ± 0.8182
ea28 1342 1342/1342 1342 ± 0.00004386 5.718 5.281/6.608 5.845 ± 0.9643
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 ± 0.00002351 5.443 5.186/5.703 5.415 ± 0.3067
6 1342 1342/1342 1342 ± 0.00002351 5.21 5.014/5.354 5.157 ± 0.2957
7 1342 1342/1342 1342 ± 0.00002358 5.219 5.05/5.413 5.187 ± 0.2895
8 1342 1342/1342 1342 ± 0.00002351 5.192 5.025/5.332 5.155 ± 0.3079
9 1342 1342/1342 1342 ± 0.00002518 5.461 5.109/5.716 5.385 ± 0.3734
10 1342 1342/1342 1342 ± 0.00002351 6.089 5.924/6.248 6.029 ± 0.331
11 1342 1342/1342 1342 ± 0.00002351 6.361 6.162/6.493 6.309 ± 0.3498
12 1342 1342/1342 1342 ± 0.00002351 6.527 6.362/6.709 6.508 ± 0.382
13 1342 1342/1342 1342 ± 0.00002351 6.979 6.855/7.102 6.933 ± 0.4103
14 1342 1342/1342 1342 ± 0.00002351 7.147 6.934/7.369 7.113 ± 0.4613
15 1342 1342/1342 1342 ± 0.00002456 6.741 6.528/7.012 6.681 ± 0.4642
16 1342 1342/1342 1342 ± 0.00006095 4.246 4.082/4.387 4.232 ± 0.2272
17 1342 1342/1342 1342 ± 0.00006085 4.256 4.09/4.479 4.276 ± 0.2596
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-02 19:44:30.726
End
2024-11-02 20:51:38.578
Duration
1:07:07.852
Note, WebLog generation is not included in the time.

CASA logs for stage 8