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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.381 5.189/5.972 5.419 ± 0.6752
ea02 1342 1342/1342 1342 ± 0.00004712 5.75 5.313/6.52 5.709 ± 0.9526
ea04 1342 1342/1342 1342 ± 0 5.171 4.874/5.76 5.22 ± 0.72
ea05 1342 1342/1342 1342 ± 0.00001637 5.616 5.065/6.179 5.543 ± 0.7854
ea06 1342 1342/1342 1342 ± 0 4.966 4.728/5.363 4.931 ± 0.6102
ea07 1342 1342/1342 1342 ± 0.00004253 5.739 5.273/6.062 5.528 ± 0.7838
ea08 1342 1342/1342 1342 ± 0.00003785 5.872 5.437/6.673 5.917 ± 0.8925
ea09 1342 1342/1342 1342 ± 0.00002373 5.43 5.016/6.149 5.521 ± 0.7543
ea10 1342 1342/1342 1342 ± 0.00004506 5.419 5.051/6.204 5.424 ± 0.8196
ea11 1342 1342/1342 1342 ± 0.00002775 5.658 5.032/6.219 5.49 ± 0.9208
ea12 1342 1342/1342 1342 ± 0 5.773 5.223/6.353 5.662 ± 0.7801
ea13 1342 1342/1342 1342 ± 0.00001544 5.844 5.521/6.271 5.816 ± 0.7738
ea14 1342 1342/1342 1342 ± 0.000007229 5.636 5.237/6.375 5.62 ± 0.7864
ea15 1342 1342/1342 1342 ± 0 5.358 5.074/6.163 5.491 ± 0.8386
ea16 1342 1342/1342 1342 ± 0.00002845 5.724 5.331/6.37 5.681 ± 0.826
ea17 1342 1342/1342 1342 ± 0.00003785 5.775 5.285/6.485 5.773 ± 0.8658
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.00001266 5.805 5.464/6.501 5.805 ± 0.8321
ea20 1342 1342/1342 1342 ± 0.000001242 5.852 5.479/6.602 5.851 ± 0.9723
ea21 1342 1342/1342 1342 ± 0.00002611 5.501 5.275/6.114 5.551 ± 0.7084
ea22 1342 1342/1342 1342 ± 0.00004139 5.364 5.099/6.4 5.539 ± 0.864
ea23 1342 1342/1342 1342 ± 0.00003802 5.762 5.297/6.275 5.721 ± 0.7707
ea25 1342 1342/1342 1342 ± 0.00003618 5.464 5.043/6.085 5.49 ± 0.7886
ea26 1342 1342/1342 1342 ± 0.00002506 5.644 5.492/6.512 5.756 ± 0.7822
ea27 1342 1342/1342 1342 ± 0.00004059 5.424 4.994/6.229 5.491 ± 0.7606
ea28 1342 1342/1342 1342 ± 0.00004277 5.588 5.289/6.447 5.591 ± 0.9473
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 ± 0.00002392 5.556 5.372/5.787 5.57 ± 0.2478
5 1342 1342/1342 1342 ± 0.00002467 5.205 5.01/5.461 5.219 ± 0.2567
6 1342 1342/1342 1342 ± 0.00002392 5.278 5.146/5.448 5.279 ± 0.2335
7 1342 1342/1342 1342 ± 0.00002392 5.27 5.094/5.435 5.261 ± 0.2052
8 1342 1342/1342 1342 ± 0.00002392 5.285 5.056/5.386 5.227 ± 0.2373
9 1342 1342/1342 1342 ± 0.00002392 5.521 5.361/5.715 5.501 ± 0.2759
10 1342 1342/1342 1342 ± 0.00002392 5.963 5.833/6.034 5.922 ± 0.245
11 1342 1342/1342 1342 ± 0.00002392 6.212 6.1/6.303 6.176 ± 0.2608
12 1342 1342/1342 1342 ± 0.00002392 6.372 6.205/6.521 6.349 ± 0.2951
13 1342 1342/1342 1342 ± 0.00002392 6.682 6.413/6.816 6.611 ± 0.3007
14 1342 1342/1342 1342 ± 0.00003202 6.451 6.165/6.739 6.427 ± 0.3797
15 1342 1342/1342 1342 ± 0.00002415 6.407 6.196/6.595 6.366 ± 0.3587
16 1342 1342/1342 1342 ± 0.00006101 3.896 3.729/4.058 3.894 ± 0.2057
17 1342 1342/1342 1342 ± 0.000061 4.017 3.849/4.167 4.018 ± 0.2179
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-12 23:51:23.128
End
2024-12-13 00:41:30.212
Duration
0:50:07.084
Note, WebLog generation is not included in the time.

CASA logs for stage 8