Lambda Orionis, or Meissa, is the brightest star in a sparse open cluster that forms the head of Orion. The star and its associated cluster, known as CR 69 (Collinder 69), forms a triangle with the two shoulder stars Betelgeuse and Bellatrix.
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credit: SkySafariAstronomy.com
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Meissa (center). Tokina 400mm f/5.6 SD + Metabones 0.71x reducer. ISO 1600, 30 s
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Seestar S50. 2 min.
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Meissa is a visual double star that makes a good target for small telescopes. The two components are magnitudes 3.4 and 5.5 and are separated by 4.4 arcsec.
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Meissa A+B. Celestron C6 + 2.5x Powermate. Stack of 3 images, ISO 800, 0.5 s.
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