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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.383 5.31/6.19 5.741 ± 0.6076
ea02 1342 1342/1342 1342 ± 0.00004204 5.908 5.437/6.702 6.067 ± 0.7595
ea04 1342 1342/1342 1342 ± 0 5.4 5.146/6.055 5.606 ± 0.5738
ea05 1342 1342/1342 1342 ± 0 5.641 5.399/6.57 5.921 ± 0.6738
ea06 1342 1342/1342 1342 ± 0 4.864 4.72/5.35 5.005 ± 0.4243
ea07 1342 1342/1342 1342 ± 0.00002652 5.91 5.527/6.341 6.082 ± 0.6707
ea08 1342 1342/1342 1342 ± 0.00004233 5.95 5.615/6.895 6.275 ± 0.7737
ea09 1342 1342/1342 1342 ± 0.0000243 5.528 5.211/6.53 5.817 ± 0.7065
ea10 1342 1342/1342 1342 ± 0.00004033 5.64 5.376/6.78 6.06 ± 0.7772
ea11 1342 1342/1342 1342 ± 0.000006254 5.916 5.246/6.649 6.016 ± 0.7677
ea12 1342 1342/1342 1342 ± 0 5.624 5.368/6.575 5.966 ± 0.7276
ea13 1342 1342/1342 1342 ± 0.000001168 5.874 5.699/6.509 6.201 ± 0.6246
ea14 1342 1342/1342 1342 ± 0.0000016 5.759 5.392/6.511 5.969 ± 0.6835
ea15 1342 1342/1342 1342 ± 0 5.653 5.434/6.466 5.985 ± 0.7086
ea16 1342 1342/1342 1342 ± 0.000003917 6.051 5.751/6.875 6.324 ± 0.7679
ea17 1342 1342/1342 1342 ± 0.00004272 5.917 5.536/7.084 6.187 ± 0.7445
ea18 1342 1342/1342 1342 ± 0.000001131 4.923 4.702/5.664 5.121 ± 0.5692
ea19 1342 1342/1342 1342 ± 0 6.039 5.634/6.879 6.279 ± 0.6853
ea20 1342 1342/1342 1342 ± 0 5.814 5.669/6.928 6.183 ± 0.7542
ea21 1342 1342/1342 1342 ± 0.0000016 5.678 5.463/6.481 5.948 ± 0.6497
ea22 1342 1342/1342 1342 ± 0.00003503 5.316 5.065/6.233 5.639 ± 0.7403
ea23 1342 1342/1342 1342 ± 0.00001485 5.725 5.561/6.713 6.163 ± 0.7699
ea25 1342 1342/1342 1342 ± 0.00001657 5.552 5.283/6.463 5.815 ± 0.7295
ea26 1342 1342/1342 1342 ± 0 5.845 5.622/7.035 6.268 ± 0.7647
ea27 1342 1342/1342 1342 ± 0.00004233 5.497 5.296/6.56 5.881 ± 0.6783
ea28 1342 1342/1342 1342 ± 0.00004233 5.718 5.518/6.727 6.09 ± 0.744
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 ± 0.00002384 5.457 5.266/5.648 5.435 ± 0.2563
4 1342 1342/1342 1342 ± 0.00002726 4.889 4.719/5.1 4.902 ± 0.3169
5 1342 1342/1342 1342 ± 0.00002384 5.51 5.229/5.636 5.458 ± 0.3096
6 1342 1342/1342 1342 ± 0.00002384 5.434 5.26/5.548 5.373 ± 0.3242
7 1342 1342/1342 1342 ± 0.00002384 5.441 5.333/5.625 5.422 ± 0.2679
8 1342 1342/1342 1342 ± 0.00002384 5.456 5.249/5.612 5.402 ± 0.3012
9 1342 1342/1342 1342 ± 0.00002384 5.688 5.565/5.958 5.674 ± 0.3378
10 1342 1342/1342 1342 ± 0.00002384 6.185 6.02/6.304 6.109 ± 0.3444
11 1342 1342/1342 1342 ± 0.00002384 6.468 6.235/6.579 6.348 ± 0.3568
12 1342 1342/1342 1342 ± 0.00002384 6.563 6.431/6.746 6.468 ± 0.5037
13 1342 1342/1342 1342 ± 0.00002384 7.056 6.988/7.276 7.02 ± 0.4168
14 1342 1342/1342 1342 ± 0.00002384 7.315 7.011/7.481 7.213 ± 0.4665
15 1342 1342/1342 1342 ± 0.00002384 6.866 6.711/7.143 6.824 ± 0.5019
16 1342 1342/1342 1342 ± 0.00005773 5.366 5.117/5.558 5.31 ± 0.3914
17 1342 1342/1342 1342 ± 0.00005739 5.432 5.182/5.639 5.399 ± 0.3674
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
overwrite_modelcol
False
Start time
2024-11-20 08:57:44.658
End
2024-11-20 10:04:26.900
Duration
1:06:42.242
Note, WebLog generation is not included in the time.

CASA logs for stage 8