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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.817 5.167/6.325 5.729 ± 0.6291
ea02 1342 1342/1342 1342 ± 0.00004326 6.21 5.085/6.669 5.908 ± 0.9335
ea04 1342 1342/1342 1342 ± 0.000002267 5.437 4.932/5.97 5.459 ± 0.7638
ea05 1342 1342/1342 1342 ± 0.00001123 5.545 4.978/6.285 5.722 ± 0.7959
ea06 1342 1342/1342 1342 ± 0.000001866 4.753 4.35/5.329 4.825 ± 0.604
ea07 1342 1342/1342 1342 ± 0.00002981 5.668 5.222/6.36 5.817 ± 0.9311
ea08 1342 1342/1342 1342 ± 0.00001977 6.596 5.498/7.032 6.282 ± 0.8576
ea09 1342 1342/1342 1342 ± 0.00003837 5.721 5.044/6.452 5.754 ± 0.7683
ea10 1342 1342/1342 1342 ± 0.00004138 5.743 5.145/6.767 5.834 ± 0.9684
ea11 1342 1342/1342 1342 ± 0.00003378 5.951 4.9/6.464 5.717 ± 0.9477
ea12 1342 1342/1342 1342 ± 0.000002952 5.666 5.104/6.483 5.731 ± 0.9065
ea13 1342 1342/1342 1342 ± 0.0000241 5.73 5.364/6.345 5.942 ± 0.6953
ea14 1342 1342/1342 1342 ± 0.0000324 5.433 5.108/6.447 5.72 ± 0.8757
ea15 1342 1342/1342 1342 ± 0 5.111 4.919/6.23 5.544 ± 0.8972
ea16 1342 1342/1342 1342 ± 0.00002277 5.742 5.29/6.897 6.01 ± 1.045
ea17 1342 1342/1342 1342 ± 0.00002024 6.061 5.494/7.028 6.165 ± 0.7706
ea18 1342 1342/1342 1342 ± 0.00002174 4.818 4.57/5.643 5.031 ± 0.6514
ea19 1342 1342/1342 1342 ± 0.000018 5.802 5.455/6.926 6.08 ± 0.9283
ea20 1342 1342/1342 1342 ± 0.0000139 5.818 5.531/6.761 6.057 ± 0.9806
ea21 1342 1342/1342 1342 ± 0.00001653 5.484 5.236/6.448 5.738 ± 0.8531
ea22 1342 1342/1342 1342 ± 0.00004109 5.116 4.898/6.352 5.583 ± 0.7653
ea23 1342 1342/1342 1342 ± 0.00002943 5.517 5.256/6.65 5.868 ± 1.034
ea25 1342 1342/1342 1342 ± 0.00003633 5.295 5.054/6.308 5.581 ± 0.8399
ea26 1342 1342/1342 1342 ± 0.0000116 5.797 5.601/6.918 6.151 ± 0.8252
ea27 1342 1342/1342 1342 ± 0.00003387 5.441 5.28/6.532 5.797 ± 0.7786
ea28 1342 1342/1342 1342 ± 0.00004407 5.682 5.264/6.61 5.871 ± 0.9342
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 ± 0.00002358 5.389 5.143/5.644 5.358 ± 0.3021
6 1342 1342/1342 1342 ± 0.00002358 5.178 4.974/5.29 5.114 ± 0.2899
7 1342 1342/1342 1342 ± 0.00002365 5.196 5.028/5.366 5.155 ± 0.2855
8 1342 1342/1342 1342 ± 0.00002358 5.157 4.992/5.293 5.125 ± 0.3012
9 1342 1342/1342 1342 ± 0.00002522 5.43 5.118/5.682 5.367 ± 0.3506
10 1342 1342/1342 1342 ± 0.00002358 6.066 5.922/6.23 6.015 ± 0.3237
11 1342 1342/1342 1342 ± 0.00002358 6.335 6.148/6.462 6.296 ± 0.3467
12 1342 1342/1342 1342 ± 0.00002358 6.552 6.346/6.693 6.497 ± 0.3813
13 1342 1342/1342 1342 ± 0.00002358 6.977 6.762/7.241 6.941 ± 0.407
14 1342 1342/1342 1342 ± 0.00002358 7.204 6.992/7.412 7.146 ± 0.4502
15 1342 1342/1342 1342 ± 0.00002418 6.504 6.226/6.868 6.473 ± 0.5054
16 1342 1342/1342 1342 ± 0.00006003 4.463 4.306/4.686 4.502 ± 0.2648
17 1342 1342/1342 1342 ± 0.00005876 4.478 4.345/4.752 4.558 ± 0.3247
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-11-02 18:53:42.451
End
2024-11-02 19:49:59.612
Duration
0:56:17.161
Note, WebLog generation is not included in the time.

CASA logs for stage 8