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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.384 5.281/5.975 5.49 ± 0.7469
ea02 1342 1342/1342 1342 ± 0.00004144 5.937 5.41/6.741 5.839 ± 0.9855
ea04 1342 1342/1342 1342 ± 0 5.378 5.043/6.112 5.448 ± 0.8081
ea05 1342 1342/1342 1342 ± 0.000006788 5.498 5.069/6.42 5.648 ± 0.7739
ea06 1342 1342/1342 1342 ± 0.000008518 4.997 4.717/5.355 4.855 ± 0.6609
ea07 1342 1342/1342 1342 ± 0.00004152 5.922 5.438/6.374 5.778 ± 0.8396
ea08 1342 1342/1342 1342 ± 0.0000416 6.045 5.571/6.807 6.003 ± 0.975
ea09 1342 1342/1342 1342 ± 0.00001278 5.57 5.17/6.571 5.674 ± 0.8026
ea10 1342 1342/1342 1342 ± 0.00004189 5.918 5.352/6.544 5.773 ± 0.8955
ea11 1342 1342/1342 1342 ± 0.00004271 5.763 5.149/6.563 5.704 ± 0.9894
ea12 1342 1342/1342 1342 ± 0.000004735 5.676 5.38/6.592 5.762 ± 1.079
ea13 1342 1342/1342 1342 ± 0.0000125 5.961 5.744/6.486 6.041 ± 0.7664
ea14 1342 1342/1342 1342 ± 0.000002298 5.503 5.096/6.408 5.604 ± 0.8173
ea15 1342 1342/1342 1342 ± 0.000001149 5.412 5.179/6.299 5.636 ± 0.8931
ea16 1342 1342/1342 1342 ± 0.00001925 5.901 5.515/6.9 5.967 ± 0.993
ea17 1342 1342/1342 1342 ± 0.00004185 5.867 5.551/6.577 5.873 ± 0.9204
ea18 1342 1342/1342 1342 ± 0.00003381 5.106 4.739/5.737 5.08 ± 0.7345
ea19 1342 1342/1342 1342 ± 0.000001149 5.769 5.507/6.84 5.99 ± 0.8572
ea20 1342 1342/1342 1342 ± 0.00002321 5.92 5.678/6.986 6.05 ± 1.144
ea21 1342 1342/1342 1342 ± 0.00001303 5.502 5.343/6.369 5.627 ± 0.7908
ea22 1342 1342/1342 1342 ± 0.00002632 5.408 5.154/6.491 5.603 ± 0.8331
ea23 1342 1342/1342 1342 ± 0.00004016 5.795 5.483/6.608 5.821 ± 0.8583
ea25 1342 1342/1342 1342 ± 0.0000415 5.541 5.242/6.346 5.543 ± 0.8292
ea26 1342 1342/1342 1342 ± 0.00001491 5.93 5.657/7.058 6.125 ± 0.8559
ea27 1342 1342/1342 1342 ± 0.00004237 5.563 5.165/6.467 5.616 ± 0.8481
ea28 1342 1342/1342 1342 ± 0.00004333 5.72 5.421/6.486 5.75 ± 0.8993
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 ± 0.00002348 5.531 5.35/5.821 5.554 ± 0.2746
5 1342 1342/1342 1342 ± 0.00002414 5.412 5.163/5.567 5.391 ± 0.2815
6 1342 1342/1342 1342 ± 0.00002348 5.368 5.148/5.507 5.327 ± 0.296
7 1342 1342/1342 1342 ± 0.00002348 5.378 5.218/5.522 5.365 ± 0.2727
8 1342 1342/1342 1342 ± 0.00002348 5.343 5.172/5.499 5.327 ± 0.2898
9 1342 1342/1342 1342 ± 0.00002361 5.639 5.438/5.897 5.608 ± 0.3271
10 1342 1342/1342 1342 ± 0.00002348 6.053 5.873/6.269 6.045 ± 0.337
11 1342 1342/1342 1342 ± 0.00002348 6.387 6.242/6.529 6.325 ± 0.3455
12 1342 1342/1342 1342 ± 0.00002348 6.575 6.374/6.746 6.529 ± 0.3749
13 1342 1342/1342 1342 ± 0.00002348 6.829 6.608/7.035 6.793 ± 0.3925
14 1342 1342/1342 1342 ± 0.00002613 6.634 6.319/7.039 6.645 ± 0.4953
15 1342 1342/1342 1342 ± 0.00002355 6.792 6.566/7.029 6.731 ± 0.4824
16 1342 1342/1342 1342 ± 0.00006103 3.946 3.808/4.191 4.02 ± 0.3051
17 1342 1342/1342 1342 ± 0.00006062 4.098 3.971/4.278 4.119 ± 0.2972
statwtmode
VLASS-SE
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-11-03 08:01:30.734
End
2024-11-03 09:20:47.810
Duration
1:19:17.077
Note, WebLog generation is not included in the time.

CASA logs for stage 8