DP Leonis b

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DP Leonis b
Exoplanet List of exoplanets
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
Semi-major 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.
Discovery method Timing
Discovery status Preprint[1]
Database references
Extrasolar Planets
Exoplanet Archive data
Open Exoplanet Catalogue 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]


Coordinates: Sky map 11h 17m 16s, +17° 57′ 41″