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15 Draconis

Star in the constellation Draco

Summary

Star in the constellation Draco

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15 Draconis is a single star in the northern circumpolar constellation of Draco, located 452 light years away from the Sun. 15 Draconis is the Flamsteed designation; it also has the Bayer designation A Draconis. This object is visible to the naked eye as a white-hued star with an apparent visual magnitude of 4.94. It is moving closer to the Earth with a heliocentric radial velocity of −7 km/s.

This star has a stellar classification of A0 III, matching that of an A-type giant star. It has a relatively high rate of spin with a projected rotational velocity of 154 km/s. The star is radiating 213 times the Sun's luminosity from its photosphere at an effective temperature of .

References

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References

  1. "HD 40409".
  2. (1995). "The Relation between Rotational Velocities and Spectral Peculiarities among A-Type Stars". The Astrophysical Journal Supplement Series.
  3. {{cite DR2
  4. (2019). "The Revised TESS Input Catalog and Candidate Target List". The Astronomical Journal.
  5. (2012). "Dependence of kinematics on the age of stars in the solar neighborhood". Astronomy Letters.
Wikipedia Source

This article was imported from Wikipedia and is available under the Creative Commons Attribution-ShareAlike 4.0 License. Content has been adapted to SurfDoc format. Original contributors can be found on the article history page.

b-type-subgiants draco-(constellation) flamsteed-objects bayer-objects durchmusterung-objects henry-draper-catalogue-objects hipparcos-objects bright-star-catalogue-objects
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