النطاق vs المنطقة

Property النطاق المنطقة
التسمية 50Zet Ori 34Del Ori
الكوكبة Orion Orion
النوع الطيفي Class O — O-type (Blue) Class O — O-type (Blue)
القدر الظاهري +1.74 +2.25
القدر المطلق -5.03 -4.38
المسافة 736 ly 692 ly
الكتلة N/A N/A
نصف القطر N/A N/A
درجة الحرارة N/A N/A
السطوع N/A N/A

Key Differences

  • Both are O-type stars in Orion's Belt, but Alnitak is the eastern star and Mintaka the western.
  • Alnitak is the brightest O-type star in the night sky; Mintaka lies almost exactly on the celestial equator.
  • Alnitak is near the Horsehead Nebula and Flame Nebula which it illuminates with its intense UV radiation.
  • Both are multiple star systems containing O-type primaries.
  • Alnitak is somewhat more massive and more distant than Mintaka.

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