HIP 41378

HIP 41378
Observation data
Epoch J2000      Equinox J2000
Constellation Cancer
Right ascension 08h 26m 27.84902s[1]
Declination +10° 04′ 49.3488″
Apparent magnitude (V) 8.92[1]
Characteristics
Evolutionary stage Main sequence
Spectral type F8[1]
Astrometry
Parallax (π)8.56 ± 1.24[1] mas
Distanceapprox. 380 ly
(approx. 120 pc)
Details
Mass1.15 ± 0.064[2] M☉
Radius1.4 ± 0.19[2] R☉
Temperature6199 ± 50[2] K
Metallicity [Fe/H]-0.11 ± 0.08[2] dex
Other designations
BD+10°1799, HIP 41378, PPM 125260, YZ 10 3402, AG+10 1097, EPIC 211311380
Database references
SIMBADdata

HIP 41378 is a star located 378 light-years away in the constellation of Cancer. The star has an apparent magnitude of 8.92. This F-type main sequence dwarf has a mass of 1.15 M☉ and a radius of 1.4 R☉. It has a surface temperature of about 6199 K.[2]

Planetary system

HIP 41378 is known to host 5 planets, with sizes ranging from 2 times the size of Earth to the size of Jupiter, out to about 1 AU for the outermost planet. The semi-major axes are not known.

The HIP 41378 planetary system[2]
Companion
(in order from star)		 Mass Semimajor axis
(AU)		 Orbital period
(days)		 Eccentricity Inclination Radius
b — — 5.71493 ± 0.00001 — 88.4 ± 1.6° 2.90 ± 0.44 R⊕
c — — 31.6978 ± 0.0040 — 89.58 ± 0.52° 2.56 ± 0.40 R⊕
e — — 131 — 89.98 ± 0.02° 5.51 ± 0.77 R⊕
d — — 157 — 89.7 ± 0.3° 3.96 ± 0.59 R⊕
f — ~0.98 324 — 89.9 ± 0.03° 10.2 ± 1.4 R⊕

References

  1. 1 2 3 4 "Simbad Astronomical Database". Retrieved 7 July 2016.
  2. 1 2 3 4 5 6 Andrew Vanderburg; et al. "Five Planets Transiting a Ninth Magnitude Star". Arxiv.org. Retrieved 2016-06-30.
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