AK Pyxidis explained

AK Pyxidis is a semiregular variable star located in the constellation Pyxis. It varies between magnitudes 6.09 and 6.51,[1] pulsating to multiple periods simultaneously of 55.5, 57.9, 86.7, 162.9 and 232.6 days.[2] Located around 1228 light-years distant, it shines with a luminosity approximately 1500 times that of the Sun and has a surface temperature of 3410 K.[3]

Notes and References

  1. Web site: AK Pyxidis . Watson, Christopher . 25 August 2009 . The International Variable Star Index. American Association of Variable Star Observers. 29 July 2015.
  2. Long-term photometry and periods for 261 nearby pulsating M giants . Tabur . V. . Bedding . T.R. . Tim Bedding. 2009 . Monthly Notices of the Royal Astronomical Society . 400 . 4 . 1945–61 . 10.1111/j.1365-2966.2009.15588.x . 0908.3228 . 2009MNRAS.400.1945T . 15358380 .
  3. McDonald, I.. Zijlstra, A. A.. Boyer, M. L.. 2012. Fundamental Parameters and Infrared Excesses of Hipparcos Stars. Monthly Notices of the Royal Astronomical Society. 427. 1. 343–57. 2012MNRAS.427..343M. 1208.2037 . 10.1111/j.1365-2966.2012.21873.x . 118665352.

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