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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.894 5.348/6.678 5.926 ± 0.9456
ea03 1342 1342/1342 1342 ± 0.00003394 5.156 4.745/6.196 5.363 ± 0.827
ea04 1342 1342/1342 1342 ± 0.00003544 5.419 5.085/6.161 5.392 ± 0.805
ea05 1342 1342/1342 1342 ± 0.00001553 5.365 5.019/6.305 5.522 ± 0.8273
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00003673 5.973 5.477/6.378 5.916 ± 0.9295
ea08 1342 1342/1342 1342 ± 0.00003711 5.94 5.46/6.659 5.988 ± 0.9323
ea09 1342 1342/1342 1342 ± 0.00003988 5.646 5.161/6.582 5.707 ± 0.9072
ea10 1342 1342/1342 1342 ± 0.00003609 5.914 5.285/6.688 5.875 ± 0.8854
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003828 5.534 5.251/6.509 5.654 ± 0.8964
ea13 1342 1342/1342 1342 ± 0.00003011 5.677 5.58/6.215 5.818 ± 0.7825
ea14 1342 1342/1342 1342 ± 0.00003325 5.603 5.094/6.452 5.714 ± 0.9165
ea15 1342 1342/1342 1342 ± 0.000006114 1.865 1.8/2.073 1.92 ± 0.1996
ea17 1342 1342/1342 1342 ± 0.00003634 6.183 5.681/7.035 6.227 ± 0.9419
ea18 1342 1342/1342 1342 ± 0.000039 4.786 4.553/5.436 4.883 ± 0.5796
ea19 1342 1342/1342 1342 ± 0.0000272 5.488 5.277/6.531 5.709 ± 0.8867
ea20 1342 1342/1342 1342 ± 0.00003921 5.872 5.604/6.747 6.039 ± 0.9376
ea21 1342 1342/1342 1342 ± 0.00002003 5.654 5.277/6.468 5.746 ± 0.9399
ea23 1342 1342/1342 1342 ± 0.00003111 5.542 5.33/5.812 5.372 ± 0.727
ea24 1342 1342/1342 1342 ± 0.00003805 5.699 5.372/6.682 5.828 ± 0.8615
ea25 1342 1342/1342 1342 ± 0.0000373 5.597 5.213/6.328 5.626 ± 0.7919
ea26 1342 1342/1342 1342 ± 0.00004218 5.876 5.587/6.951 6.039 ± 0.995
ea27 1342 1342/1342 1342 ± 0.00003566 5.411 5.284/6.444 5.668 ± 0.8022
ea28 1342 1342/1342 1342 ± 0.00003723 5.392 5.188/6.258 5.604 ± 0.7639
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 ± 0.0000249 5.434 5.28/5.623 5.257 ± 0.7598
5 1342 1342/1342 1342 ± 0.0000249 5.312 5.082/5.529 5.138 ± 0.7833
6 1342 1342/1342 1342 ± 0.0000249 5.318 5.093/5.488 5.141 ± 0.7605
7 1342 1342/1342 1342 ± 0.0000249 5.318 5.254/5.47 5.202 ± 0.7627
8 1342 1342/1342 1342 ± 0.0000249 5.273 5.133/5.423 5.175 ± 0.776
9 1342 1342/1342 1342 ± 0.0000249 5.609 5.352/5.896 5.435 ± 0.8363
10 1342 1342/1342 1342 ± 0.0000249 5.948 5.744/6.202 5.759 ± 0.9262
11 1342 1342/1342 1342 ± 0.0000249 6.259 6.038/6.513 6.08 ± 0.9225
12 1342 1342/1342 1342 ± 0.0000249 6.468 6.218/6.673 6.278 ± 0.9725
13 1342 1342/1342 1342 ± 0.0000249 6.763 6.581/6.96 6.549 ± 0.9765
14 1342 1342/1342 1342 ± 0.0000249 6.779 6.346/7.064 6.528 ± 1.039
15 1342 1342/1342 1342 ± 0.0000249 6.839 6.431/7.261 6.611 ± 1.076
16 1342 1342/1342 1342 ± 0.00005432 4.134 3.882/4.355 4.018 ± 0.6688
17 1342 1342/1342 1342 ± 0.00005529 3.998 3.71/4.173 3.844 ± 0.5878
datacolumn
residual_data
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-11 10:54:46.033
End
2025-01-11 11:53:22.438
Duration
0:58:36.405
Note, WebLog generation is not included in the time.

CASA logs for stage 8