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

Statwt Summary Plot

VLASS2.1.sb38538105.eb38585498.59082.21856813657_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 5.977 5.446/6.202 5.883 ± 0.4667
ea02 1342 1342/1342 1342 ± 0.000012 6.216 5.548/6.678 6.183 ± 0.5852
ea04 1342 1342/1342 1342 ± 0.00000843 5.561 5.15/6.218 5.68 ± 0.5629
ea05 1342 1342/1342 1342 ± 0 6.041 5.5/6.499 6.012 ± 0.5679
ea06 1342 1342/1342 1342 ± 0 5.166 4.924/5.493 5.225 ± 0.3733
ea07 1342 1342/1342 1342 ± 0.000006499 5.969 5.692/6.302 6.066 ± 0.5176
ea08 1342 1342/1342 1342 ± 0.000001574 6.174 5.699/6.838 6.332 ± 0.6009
ea09 1342 1342/1342 1342 ± 0 5.85 5.342/6.557 5.971 ± 0.6408
ea10 1342 1342/1342 1342 ± 0.000007462 5.824 5.381/6.524 5.927 ± 0.5958
ea11 1342 1342/1342 1342 ± 0 5.997 5.618/6.434 6.035 ± 0.561
ea12 1342 1342/1342 1342 ± 0 6.045 5.561/6.535 6.125 ± 0.5995
ea13 1342 1342/1342 1342 ± 0 6.417 5.897/6.669 6.336 ± 0.4983
ea14 1342 1342/1342 1342 ± 0 6.111 5.525/6.538 6.028 ± 0.5952
ea15 1342 1342/1342 1342 ± 0 6.058 5.277/6.413 5.973 ± 0.675
ea16 1342 1342/1342 1342 ± 0 6.317 5.841/6.903 6.403 ± 0.6504
ea17 1342 1342/1342 1342 ± 0 6.103 5.728/6.497 6.241 ± 0.5713
ea18 1342 1342/1342 1342 ± 0 5.259 4.919/5.751 5.339 ± 0.4985
ea19 1342 1342/1342 1342 ± 0 6.322 5.673/6.836 6.329 ± 0.6005
ea20 1342 1342/1342 1342 ± 0 6.449 5.853/6.995 6.408 ± 0.6452
ea21 1342 1342/1342 1342 ± 0 5.837 5.505/6.427 5.985 ± 0.5324
ea22 1342 1342/1342 1342 ± 0 6.231 5.395/6.634 6.065 ± 0.6269
ea25 1342 1342/1342 1342 ± 0 5.818 5.417/6.187 5.848 ± 0.5239
ea26 1342 1342/1342 1342 ± 0 6.391 5.749/6.843 6.355 ± 0.6009
ea27 1342 1342/1342 1342 ± 0.0000305 5.81 5.51/6.49 5.95 ± 0.5624
ea28 1342 1342/1342 1342 ± 0.000003688 5.844 5.504/6.431 6.015 ± 0.5424
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 ± 0.0000242 5.562 5.356/5.721 5.53 ± 0.2351
4 1342 1342/1342 1342 ± 0.00003151 5.321 4.922/5.455 5.238 ± 0.4051
5 1342 1342/1342 1342 ± 0.0000242 5.552 5.285/5.678 5.511 ± 0.3181
6 1342 1342/1342 1342 ± 0.0000242 5.499 5.271/5.653 5.45 ± 0.2835
7 1342 1342/1342 1342 ± 0.0000242 5.503 5.358/5.651 5.48 ± 0.2476
8 1342 1342/1342 1342 ± 0.0000242 5.462 5.252/5.623 5.423 ± 0.2726
9 1342 1342/1342 1342 ± 0.0000242 5.725 5.592/5.933 5.699 ± 0.3199
10 1342 1342/1342 1342 ± 0.0000242 6.141 6.03/6.313 6.107 ± 0.3092
11 1342 1342/1342 1342 ± 0.0000242 6.432 6.233/6.496 6.338 ± 0.3241
12 1342 1342/1342 1342 ± 0.0000242 6.543 6.3/6.685 6.493 ± 0.3495
13 1342 1342/1342 1342 ± 0.0000242 6.972 6.816/7.089 6.918 ± 0.3507
14 1342 1342/1342 1342 ± 0.00002481 7.094 6.908/7.28 7.04 ± 0.4036
15 1342 1342/1342 1342 ± 0.0000242 6.583 6.364/6.875 6.578 ± 0.3793
16 1342 1342/1342 1342 ± 0.00003087 6.166 5.848/6.458 6.138 ± 0.3678
17 1342 1342/1342 1342 ± 0.00002833 6.174 5.897/6.427 6.165 ± 0.3383
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38538105.eb38585498.59082.21856813657_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-04-13 01:27:44.453
End
2024-04-13 01:55:17.536
Duration
0:27:33.083
Note, WebLog generation is not included in the time.

CASA logs for stage 7