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 5.804 5.503/6.288 5.912 ± 0.4517
ea02 1342 1342/1342 1342 ± 0 6.295 5.785/6.787 6.35 ± 0.6115
ea04 1342 1342/1342 1342 ± 0.00003248 5.32 5.143/5.983 5.48 ± 0.653
ea05 1342 1342/1342 1342 ± 0.000005511 5.532 5.289/6.373 5.681 ± 0.7479
ea06 1342 1342/1342 1342 ± 0.0000325 4.902 4.802/5.307 4.951 ± 0.455
ea07 1342 1342/1342 1342 ± 0.00001311 6.118 5.72/6.494 6.153 ± 0.6812
ea08 1342 1342/1342 1342 ± 0 6.494 5.971/7.047 6.533 ± 0.6319
ea09 1342 1342/1342 1342 ± 0.000001994 5.876 5.42/6.679 5.903 ± 0.7588
ea10 1342 1342/1342 1342 ± 0.00002639 6.067 5.554/6.763 5.988 ± 0.906
ea11 1342 1342/1342 1342 ± 0.000002419 6.074 5.46/6.772 6.021 ± 1.072
ea12 1342 1342/1342 1342 ± 0.00003087 5.678 5.503/6.713 5.863 ± 1.057
ea13 1342 1342/1342 1342 ± 0.000009675 6.186 5.931/6.626 6.132 ± 0.8761
ea14 1342 1342/1342 1342 ± 0.00002251 5.795 5.435/6.607 5.8 ± 0.8357
ea15 1342 1342/1342 1342 ± 0.00002987 5.568 5.367/6.435 5.756 ± 0.9189
ea16 1342 1342/1342 1342 ± 0.000007442 6.162 5.753/6.858 6.074 ± 0.9989
ea17 1342 1342/1342 1342 ± 0.000005921 6.074 5.808/7.187 6.318 ± 0.8113
ea18 1342 1342/1342 1342 ± 0.000002674 5.21 4.959/5.895 5.338 ± 0.5811
ea19 1342 1342/1342 1342 ± 0.0000106 5.843 5.617/6.779 5.93 ± 0.9194
ea20 1342 1342/1342 1342 ± 0.000007742 5.991 5.81/7.065 6.096 ± 1.093
ea21 1342 1342/1342 1342 ± 0.00002019 5.693 5.349/6.396 5.681 ± 0.8518
ea22 1342 1342/1342 1342 ± 0 5.598 5.314/6.435 5.872 ± 0.6561
ea23 1342 1342/1342 1342 ± 0.00002392 6.108 5.677/6.855 6.107 ± 0.8861
ea25 1342 1342/1342 1342 ± 0.00000145 5.813 5.534/6.662 6.015 ± 0.7456
ea26 1342 1342/1342 1342 ± 0.00001717 6.093 5.823/7.175 6.203 ± 0.9763
ea27 1342 1342/1342 1342 ± 0.00003114 5.742 5.418/6.551 5.887 ± 0.7754
ea28 1342 1342/1342 1342 ± 0.00001493 6.145 5.74/6.819 6.299 ± 0.5571
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 ± 0.0000236 5.509 5.351/5.857 5.548 ± 0.2994
5 1342 1342/1342 1342 ± 0.00002382 5.644 5.413/5.831 5.634 ± 0.34
6 1342 1342/1342 1342 ± 0.00002405 5.607 5.419/5.683 5.563 ± 0.2856
7 1342 1342/1342 1342 ± 0.0000236 5.558 5.513/5.81 5.554 ± 0.3019
8 1342 1342/1342 1342 ± 0.0000236 5.582 5.415/5.75 5.534 ± 0.3311
9 1342 1342/1342 1342 ± 0.0000236 5.826 5.531/6.083 5.765 ± 0.3574
10 1342 1342/1342 1342 ± 0.0000236 6.291 6.043/6.483 6.205 ± 0.3958
11 1342 1342/1342 1342 ± 0.0000236 6.542 6.355/6.708 6.447 ± 0.3745
12 1342 1342/1342 1342 ± 0.0000236 6.674 6.4/6.851 6.543 ± 0.5123
13 1342 1342/1342 1342 ± 0.0000236 7.008 6.728/7.246 6.922 ± 0.4247
14 1342 1342/1342 1342 ± 0.00003237 6.9 6.507/7.192 6.819 ± 0.4949
15 1342 1342/1342 1342 ± 0.00002372 6.932 6.677/7.192 6.843 ± 0.5515
16 1342 1342/1342 1342 ± 0.00004714 3.946 3.8/4.137 3.964 ± 0.2222
17 1342 1342/1342 1342 ± 0.00005589 4.11 3.926/4.247 4.09 ± 0.1955
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-19 03:15:46.432
End
2024-11-19 04:03:01.024
Duration
0:47:14.592
Note, WebLog generation is not included in the time.

CASA logs for stage 8