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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.687 5.307/6.128 5.773 ± 0.5624
ea02 1342 1342/1342 1342 ± 0 5.886 5.53/6.498 6.054 ± 0.6293
ea04 1342 1342/1342 1342 ± 0 5.443 5.161/6.126 5.664 ± 0.5666
ea05 1342 1342/1342 1342 ± 0 5.867 5.409/6.326 5.924 ± 0.5952
ea06 1342 1342/1342 1342 ± 0 5.184 4.921/5.501 5.191 ± 0.3793
ea07 1342 1342/1342 1342 ± 0 6.015 5.544/6.306 6.052 ± 0.5752
ea08 1342 1342/1342 1342 ± 0 5.983 5.651/6.741 6.257 ± 0.669
ea09 1342 1342/1342 1342 ± 0 5.74 5.261/6.307 5.823 ± 0.6338
ea10 1342 1342/1342 1342 ± 0 6.017 5.366/6.65 6.016 ± 0.6608
ea11 1342 1342/1342 1342 ± 0 6.084 5.313/6.562 6.06 ± 0.6988
ea12 1342 1342/1342 1342 ± 0 5.447 5.431/5.594 5.523 ± 0.1481
ea13 1342 1342/1342 1342 ± 0 6.096 5.807/6.411 6.183 ± 0.5022
ea14 1342 1342/1342 1342 ± 0 5.805 5.231/6.409 5.884 ± 0.6784
ea15 1342 1342/1342 1342 ± 0 5.889 5.261/6.414 5.922 ± 0.6847
ea16 1342 1342/1342 1342 ± 0 6.125 5.682/6.72 6.26 ± 0.7054
ea17 1342 1342/1342 1342 ± 0 6.029 5.67/6.56 6.196 ± 0.6212
ea18 1342 1342/1342 1342 ± 0 5.073 4.808/5.595 5.237 ± 0.5111
ea19 1342 1342/1342 1342 ± 0 5.989 5.595/6.738 6.218 ± 0.6838
ea20 1342 1342/1342 1342 ± 0 6.134 5.755/6.819 6.297 ± 0.6517
ea21 1342 1342/1342 1342 ± 0 5.758 5.442/6.327 5.92 ± 0.5789
ea22 1342 1342/1342 1342 ± 0 5.592 5.254/6.216 5.756 ± 0.6271
ea23 1342 1342/1342 1342 ± 0 6.043 5.481/6.424 6.115 ± 0.682
ea25 1342 1342/1342 1342 ± 0 5.674 5.427/6.329 5.913 ± 0.6093
ea26 1342 1342/1342 1342 ± 0 6.135 5.721/6.744 6.262 ± 0.7065
ea27 1342 1342/1342 1342 ± 0 5.547 5.327/6.422 5.809 ± 0.5875
ea28 1342 1342/1342 1342 ± 0.000004344 5.84 5.541/6.563 6.053 ± 0.683
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 5.418 5.231/5.652 5.417 ± 0.2461
3 1342 1342/1342 1342 ± 0.00002348 5.311 5.114/5.595 5.328 ± 0.2733
4 1342 1342/1342 1342 ± 0.00002435 5.381 5.155/5.477 5.311 ± 0.3028
5 1342 1342/1342 1342 ± 0.00002348 5.428 5.173/5.57 5.43 ± 0.3022
6 1342 1342/1342 1342 ± 0.00002392 5.448 5.288/5.618 5.429 ± 0.2908
7 1342 1342/1342 1342 ± 0.00002348 5.439 5.255/5.585 5.421 ± 0.2565
8 1342 1342/1342 1342 ± 0.00002348 5.46 5.225/5.552 5.393 ± 0.2705
9 1342 1342/1342 1342 ± 0.00002348 5.764 5.513/5.931 5.665 ± 0.3266
10 1342 1342/1342 1342 ± 0.00002372 6.171 5.976/6.279 6.096 ± 0.3128
11 1342 1342/1342 1342 ± 0.00002392 6.355 6.235/6.501 6.303 ± 0.3236
12 1342 1342/1342 1342 ± 0.00002439 6.541 6.326/6.679 6.471 ± 0.3653
13 1342 1342/1342 1342 ± 0.00002392 6.95 6.818/7.232 6.93 ± 0.3861
14 1342 1342/1342 1342 ± 0.00002392 7.161 6.991/7.392 7.118 ± 0.3987
15 1342 1342/1342 1342 ± 0.00002392 6.817 6.601/7.007 6.759 ± 0.3938
16 1342 1342/1342 1342 ± 0.00002409 6.131 5.841/6.313 6.094 ± 0.3614
17 1342 1342/1342 1342 ± 0.00002399 6.066 5.906/6.321 6.078 ± 0.3434
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
Start time
2024-04-19 07:04:46.247
End
2024-04-19 08:01:46.946
Duration
0:57:00.698
Note, WebLog generation is not included in the time.

CASA logs for stage 7