- DP Leonis b
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DP Leonis b Extrasolar planet List of extrasolar planets Parent star Star DP Leonis Constellation Leo Right ascension (α) 11h 17m 16s Declination (δ) +17° 57′ 41″ Apparent magnitude (mV) 17.5 Distance 1304 ly
(400 pc)Spectral type DA / M5V? Orbital elements Semimajor axis (a) 8.6 AU
(1290 Gm)21.5 mas Orbital period (P) 8693 d
(23.8 y)Physical characteristics Minimum mass (m sin i) 6.28 (± 0.58) MJ Discovery information Discovery date 2009-12-16 Discoverer(s) Qian et al. Detection method Timing Discovery status Preprint[1] Database references Extrasolar Planets
Encyclopaediadata SIMBAD data DP Leonis b is an extrasolar planet, orbiting the 17th magnitude star DP Leonis, constellation Leo. This 6.28 MJ planet orbits two stars, composing of white dwarf and red dwarf at a separation of about 8.6 AU with unknown eccentricity.[1]
References
- ^ a b Qian, S.B. (2009). "DETECTION OF A GIANT EXTRASOLAR PLANET ORBITING THE ECLIPSING POLAR DP LEO". The Astrophysical Journal 708 (1): L66-L68. Bibcode 2010ApJ...708L..66Q. doi:10.1088/2041-8205/708/1/L66. http://www.iop.org/EJ/abstract/2041-8205/708/1/L66.
Coordinates: 11h 17m 16s, +17° 57′ 41″
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