Merge pull request #22 from pllim/redshift-float64

Redshift wavelength calculation now done in double precision
spacetelescope · Sep 13, 2016 · d6c7613 · d6c7613
2 parents b93b04e + 208249d
commit d6c7613
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pysynphot/spectrum.py b/pysynphot/spectrum.py
@@ -675,7 +675,7 @@ def redshift(self, z):
         fluxunits = self.fluxunits
         self.convert('angstrom')
         self.convert('photlam')
-        newwave = self.wave*(1.0+z)
+        newwave = self.wave.astype(N.float64) * (1.0 + z)
         copy = ArraySourceSpectrum(wave=newwave,
                                    flux=self.flux,
                                    waveunits=self.waveunits,