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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.816 5.504/6.346 5.927 ± 0.5613
ea02 1342 1342/1342 1342 ± 0 6.331 5.77/6.848 6.355 ± 0.7013
ea03 1342 1342/1342 1342 ± 0 5.598 4.989/6.184 5.653 ± 0.6509
ea04 1342 1342/1342 1342 ± 0 5.83 5.434/6.542 5.974 ± 0.5841
ea05 1342 1342/1342 1342 ± 0 6.215 5.624/6.663 6.109 ± 0.5878
ea06 1342 1342/1342 1342 ± 0 5.102 4.981/5.521 5.231 ± 0.3495
ea07 1342 1342/1342 1342 ± 0 6.222 5.714/6.492 6.248 ± 0.5962
ea08 1342 1342/1342 1342 ± 0.000001162 6.173 5.8/6.91 6.344 ± 0.7027
ea09 1342 1342/1342 1342 ± 0 6.049 5.542/6.654 6.146 ± 0.7098
ea10 1342 1342/1342 1342 ± 0 6.207 5.65/6.949 6.249 ± 0.7097
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.053 5.665/6.624 6.22 ± 0.616
ea13 1342 1342/1342 1342 ± 0 6.411 6.068/6.71 6.449 ± 0.5266
ea14 1342 1342/1342 1342 ± 0 6.215 5.558/6.648 6.19 ± 0.6641
ea15 1342 1342/1342 1342 ± 0 6.15 5.818/6.862 6.397 ± 0.7021
ea16 1342 1342/1342 1342 ± 0 6.27 5.798/6.974 6.432 ± 0.7891
ea17 1342 1342/1342 1342 ± 0.000007065 6.578 6.006/7.38 6.717 ± 0.7097
ea18 1342 1342/1342 1342 ± 0 5.183 4.868/5.703 5.281 ± 0.5248
ea19 1342 1342/1342 1342 ± 0 5.964 5.581/6.633 6.158 ± 0.6378
ea20 1342 1342/1342 1342 ± 0 6.202 5.819/6.838 6.3 ± 0.6322
ea23 1342 1342/1342 1342 ± 0 6.225 5.691/6.662 6.273 ± 0.6869
ea25 1342 1342/1342 1342 ± 0.000002012 5.92 5.603/6.381 6.017 ± 0.5698
ea26 1342 1342/1342 1342 ± 0 6.475 6.008/7.042 6.574 ± 0.7658
ea27 1342 1342/1342 1342 ± 0.000008672 5.807 5.608/6.674 6.018 ± 0.6601
ea28 1342 1342/1342 1342 ± 0.000001162 5.709 5.46/6.449 5.906 ± 0.6604
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 ± 0.00002439 5.688 5.576/5.94 5.675 ± 0.3002
3 1342 1342/1342 1342 ± 0.00002532 5.417 5.079/5.64 5.369 ± 0.3492
4 1342 1342/1342 1342 ± 0.00002637 5.45 5.118/5.553 5.327 ± 0.3118
5 1342 1342/1342 1342 ± 0.00002439 5.574 5.375/5.765 5.549 ± 0.3246
6 1342 1342/1342 1342 ± 0.00002439 5.654 5.445/5.84 5.601 ± 0.3463
7 1342 1342/1342 1342 ± 0.00002439 5.661 5.539/5.838 5.637 ± 0.3142
8 1342 1342/1342 1342 ± 0.00002439 5.613 5.413/5.746 5.568 ± 0.347
9 1342 1342/1342 1342 ± 0.00002439 5.861 5.668/6.153 5.854 ± 0.3872
10 1342 1342/1342 1342 ± 0.00002439 6.272 6.102/6.571 6.253 ± 0.3698
11 1342 1342/1342 1342 ± 0.00002439 6.58 6.337/6.795 6.497 ± 0.3897
12 1342 1342/1342 1342 ± 0.00002439 6.736 6.518/6.91 6.677 ± 0.427
13 1342 1342/1342 1342 ± 0.00002439 7.201 7.038/7.324 7.126 ± 0.4399
14 1342 1342/1342 1342 ± 0.00002439 7.392 7.141/7.676 7.32 ± 0.5003
15 1342 1342/1342 1342 ± 0.00002439 6.987 6.619/7.234 6.881 ± 0.4759
16 1342 1342/1342 1342 ± 0.00002501 6.306 6.081/6.613 6.3 ± 0.4369
17 1342 1342/1342 1342 ± 0.00002444 6.372 6.147/6.546 6.339 ± 0.4285
datacolumn
residual_data
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-01-11 05:33:48.030
End
2025-01-11 06:31:52.486
Duration
0:58:04.456
Note, WebLog generation is not included in the time.

CASA logs for stage 8