Mintaka

Mintaka or Delta Orionis (Del Ori) is the 7th brightest naked eye star in the constellation Orion. With an apparent magnitude of 2.25, Mintaka is the 73rd brightest star in the entire sky (see: 50 Brightest Stars ). Its absolute magnitude is -4.99 and its distance is 916 light years. The Equinox J2000 equatorial coordinates are RA = 05h 32m 00.4s, Dec = -00° 17' 57".

Mintaka has a spectral type of O9.5II, a surface temperature of 30,000° Kelvin and a luminosity 90,000 times the Sun. It has a mass of 20 solar masses and a diameter ? times the Sun.

The image above shows the uncropped view of Mintaka (North is up) through the Takahashi E-180 Astrograph.

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