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RuntimeWarning: overflow encountered in double_scalars #119

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moustakas opened this issue Jan 8, 2022 · 0 comments · Fixed by #120
Closed

RuntimeWarning: overflow encountered in double_scalars #119

moustakas opened this issue Jan 8, 2022 · 0 comments · Fixed by #120

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@moustakas
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The desisim/test/test_quickspectra.py unit test yields the following non-catastrophic warning based on the nominal desi configuration file, which I've tracked down to when the specsim.observation.Observation._update_model() method is called. Would be nice to fix this.

/Users/ioannis/opt/anaconda3/envs/desi/lib/python3.8/site-packages/astropy/time/utils.py:179: RuntimeWarning: overflow encountered in double_scalars
  c = 134217729. * a  # 2**27+1.
/Users/ioannis/opt/anaconda3/envs/desi/lib/python3.8/site-packages/astropy/time/utils.py:181: RuntimeWarning: invalid value encountered in double_scalars
  ah = c - abig
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Minor PR to fix issue #119. desihub/specsim
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@moustakas