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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.465 5.297/6.348 5.815 ± 0.645
ea02 1342 1342/1342 1342 ± 0.00004115 5.913 5.515/6.78 6.186 ± 0.7631
ea04 1342 1342/1342 1342 ± 0.00001143 5.243 4.997/5.991 5.475 ± 0.5955
ea05 1342 1342/1342 1342 ± 0 5.503 5.217/6.427 5.784 ± 0.6794
ea06 1342 1342/1342 1342 ± 0.00001837 4.803 4.511/5.233 4.878 ± 0.433
ea07 1342 1342/1342 1342 ± 0.00004449 5.939 5.506/6.515 6.035 ± 0.8061
ea08 1342 1342/1342 1342 ± 0.0000376 5.917 5.578/7.069 6.292 ± 0.9111
ea09 1342 1342/1342 1342 ± 0.000002331 5.644 5.317/6.555 5.895 ± 0.6718
ea10 1342 1342/1342 1342 ± 0.00004503 5.551 5.131/6.549 5.824 ± 0.7592
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002175 5.657 5.263/6.52 5.859 ± 0.7459
ea13 1342 1342/1342 1342 ± 0 6.007 5.624/6.45 6.195 ± 0.6296
ea14 1342 1342/1342 1342 ± 0.00001909 5.725 5.415/6.615 5.987 ± 0.7873
ea15 1342 1342/1342 1342 ± 0.000007449 5.154 4.988/6.041 5.556 ± 0.6774
ea16 1342 1342/1342 1342 ± 0.000002854 5.808 5.446/6.764 6.081 ± 0.8702
ea17 1342 1342/1342 1342 ± 0.00004496 6.009 5.707/7.112 6.326 ± 0.8471
ea18 1342 1342/1342 1342 ± 0.00003872 5.012 4.921/5.811 5.306 ± 0.5818
ea19 1342 1342/1342 1342 ± 0.00001227 5.72 5.536/6.756 6.08 ± 0.739
ea20 1342 1342/1342 1342 ± 0.00002502 5.787 5.683/6.838 6.183 ± 0.8343
ea21 1342 1342/1342 1342 ± 0.00001568 5.62 5.322/6.385 5.822 ± 0.7098
ea22 1342 1342/1342 1342 ± 0.00001326 5.606 5.207/6.39 5.859 ± 0.6884
ea23 1342 1342/1342 1342 ± 0.00004067 5.795 5.479/6.781 6.17 ± 0.8443
ea25 1342 1342/1342 1342 ± 0.00004424 5.565 5.418/6.386 5.912 ± 0.7502
ea26 1342 1342/1342 1342 ± 0.000001166 5.669 5.577/6.612 6.062 ± 0.612
ea27 1342 1342/1342 1342 ± 0.00004503 5.676 5.323/6.607 5.988 ± 0.7321
ea28 1342 1342/1342 1342 ± 0.00004314 5.762 5.607/6.787 6.122 ± 0.8103
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 ± 0.00002667 5.45 5.151/5.631 5.374 ± 0.3065
5 1342 1342/1342 1342 ± 0.00002489 5.557 5.38/5.715 5.558 ± 0.3148
6 1342 1342/1342 1342 ± 0.00002392 5.475 5.293/5.594 5.407 ± 0.3062
7 1342 1342/1342 1342 ± 0.00002392 5.463 5.185/5.624 5.391 ± 0.3035
8 1342 1342/1342 1342 ± 0.00002392 5.411 5.111/5.581 5.351 ± 0.3281
9 1342 1342/1342 1342 ± 0.00002458 5.609 5.29/5.735 5.524 ± 0.3204
10 1342 1342/1342 1342 ± 0.00002392 6.209 5.941/6.309 6.091 ± 0.37
11 1342 1342/1342 1342 ± 0.00002392 6.379 6.182/6.611 6.35 ± 0.379
12 1342 1342/1342 1342 ± 0.00002392 6.56 6.441/6.765 6.533 ± 0.405
13 1342 1342/1342 1342 ± 0.00002392 6.987 6.867/7.229 6.971 ± 0.435
14 1342 1342/1342 1342 ± 0.00002392 7.212 6.945/7.471 7.149 ± 0.4792
15 1342 1342/1342 1342 ± 0.00002396 6.6 6.344/6.913 6.556 ± 0.5056
16 1342 1342/1342 1342 ± 0.00006101 4.855 4.695/5.061 4.878 ± 0.2731
17 1342 1342/1342 1342 ± 0.00005959 5.157 4.99/5.344 5.185 ± 0.3354
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
Start time
2024-12-12 20:55:19.959
End
2024-12-12 22:07:02.756
Duration
1:11:42.797
Note, WebLog generation is not included in the time.

CASA logs for stage 8