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 5.201 5.088/6.153 5.57 ± 0.7341
ea02 1342 1342/1342 1342 ± 0.00004509 6.262 5.049/6.778 5.952 ± 0.9893
ea04 1342 1342/1342 1342 ± 0.0000184 5.481 4.946/6.053 5.473 ± 0.7764
ea05 1342 1342/1342 1342 ± 0.000009011 5.538 4.969/6.426 5.723 ± 0.8077
ea06 1342 1342/1342 1342 ± 0.00002858 4.716 4.3/5.312 4.816 ± 0.6186
ea07 1342 1342/1342 1342 ± 0.00004033 5.572 5.238/6.339 5.829 ± 0.9308
ea08 1342 1342/1342 1342 ± 0.00004126 5.645 5.343/6.813 6.075 ± 0.9956
ea09 1342 1342/1342 1342 ± 0.00002875 5.614 5.018/6.569 5.735 ± 0.8036
ea10 1342 1342/1342 1342 ± 0.00004341 5.557 5.076/6.732 5.784 ± 0.9858
ea11 1342 1342/1342 1342 ± 0.00004535 6.024 4.867/6.498 5.692 ± 0.9835
ea12 1342 1342/1342 1342 ± 0.00003365 5.648 5.066/6.441 5.726 ± 0.8958
ea13 1342 1342/1342 1342 ± 0.00001523 5.79 5.293/6.364 5.939 ± 0.7483
ea14 1342 1342/1342 1342 ± 0.00003694 5.334 5.07/6.436 5.688 ± 0.889
ea15 1342 1342/1342 1342 ± 0.00001143 5.086 4.922/6.233 5.556 ± 0.8998
ea16 1342 1342/1342 1342 ± 0.00002248 5.678 5.241/6.911 6.002 ± 1.075
ea17 1342 1342/1342 1342 ± 0.00004136 5.672 5.378/6.888 5.971 ± 0.9255
ea18 1342 1342/1342 1342 ± 0.00004316 4.798 4.565/5.654 5.031 ± 0.6565
ea19 1342 1342/1342 1342 ± 0.00002292 5.774 5.432/6.911 6.077 ± 0.9172
ea20 1342 1342/1342 1342 ± 0.00004054 5.89 5.569/6.775 6.067 ± 0.9718
ea21 1342 1342/1342 1342 ± 0.00002903 5.444 5.233/6.451 5.724 ± 0.8697
ea22 1342 1342/1342 1342 ± 0.00003485 5.106 4.862/6.388 5.58 ± 0.792
ea23 1342 1342/1342 1342 ± 0.00004191 5.881 5.225/6.679 5.888 ± 1.076
ea25 1342 1342/1342 1342 ± 0.00004404 5.247 5.041/6.248 5.553 ± 0.8482
ea26 1342 1342/1342 1342 ± 0.00002416 5.663 5.544/7.003 6.116 ± 0.8505
ea27 1342 1342/1342 1342 ± 0.00004276 5.399 5.263/6.531 5.713 ± 0.8402
ea28 1342 1342/1342 1342 ± 0.00004407 5.636 5.213/6.604 5.84 ± 0.9778
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 ± 0.00002352 5.342 5.077/5.572 5.319 ± 0.3055
6 1342 1342/1342 1342 ± 0.00002352 5.155 4.941/5.269 5.092 ± 0.2864
7 1342 1342/1342 1342 ± 0.00002389 5.195 5.03/5.297 5.135 ± 0.2895
8 1342 1342/1342 1342 ± 0.00002352 5.112 4.977/5.246 5.1 ± 0.3011
9 1342 1342/1342 1342 ± 0.00002633 5.377 5.098/5.629 5.345 ± 0.296
10 1342 1342/1342 1342 ± 0.00002352 6.069 5.888/6.25 6.012 ± 0.3269
11 1342 1342/1342 1342 ± 0.00002352 6.346 6.153/6.477 6.29 ± 0.3431
12 1342 1342/1342 1342 ± 0.00002352 6.548 6.354/6.69 6.499 ± 0.3778
13 1342 1342/1342 1342 ± 0.00002352 6.991 6.717/7.219 6.929 ± 0.4132
14 1342 1342/1342 1342 ± 0.00002352 7.196 6.988/7.435 7.141 ± 0.4582
15 1342 1342/1342 1342 ± 0.00002389 6.542 6.277/6.951 6.535 ± 0.5253
16 1342 1342/1342 1342 ± 0.00005811 4.417 4.269/4.643 4.45 ± 0.2578
17 1342 1342/1342 1342 ± 0.00006001 4.455 4.308/4.742 4.529 ± 0.317
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
Start time
2024-11-02 13:59:55.293
End
2024-11-02 15:04:22.797
Duration
1:04:27.505
Note, WebLog generation is not included in the time.

CASA logs for stage 8