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82 Aquarii

Star in the constellation Aquarius

Summary

Star in the constellation Aquarius

| b-v = +1.58 | u-b = +1.90

82 Aquarii is a star in the equatorial constellation of Aquarius. 82 Aquarii is its Flamsteed designation. It has an apparent visual magnitude of 6.15, which, according to the Bortle Dark-Sky Scale, means it is a faint star that requires dark rural skies to view. The annual parallax shift of 82 Aquarii is , which equates to a distance of roughly 890 ly from Earth. Because this star is positioned near the ecliptic, it is subject to lunar eclipses.

This object is an aging red giant star currently on the asymptotic giant branch with a stellar classification of M2 III, having exhausted both the hydrogen and helium at its core and expanded to 56 times the Sun's radius. It is a suspected variable star of unknown type that ranges in magnitude between 6.24 and 6.29. The star is radiating 693 times the luminosity of the Sun from its swollen photosphere at an effective temperature of 3,946 K.

References

| display-authors=1 | last1=Samus | first1=N. N.

| display-authors=1 | last1=Meyer | first1=C.

References

  1. {{cite DR2. 2634690861019707904
  2. van Leeuwen, F.. (November 2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics.
  3. (1966). "UBVRIJKL photometry of the bright stars". Communications of the Lunar and Planetary Laboratory.
  4. (January 2004). "J - K DENIS photometry of a VLTI-selected sample of bright southern stars". Astronomy and Astrophysics.
  5. "82 Aqr -- Variable Star". [[Centre de Données astronomiques de Strasbourg]].
Wikipedia Source

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m-type-giants suspected-variables aquarius-(constellation) durchmusterung-objects flamsteed-objects henry-draper-catalogue-objects hipparcos-objects bright-star-catalogue-objects
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