HD 196885

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HD 196885 is a 6th magnitude star in the constellation Delphinus. This star is a binary. In 2005, a planet was discovered.

Contents

[edit] HD 196885 A

HD 196885 A
Observation data
Epoch 2000
Constellation
(pronunciation)
Delphinus
Right ascension 20h 39m 51s
Declination +11° 14' 58"
Apparent magnitude (V) 6.39
Distance 107.63 ly
(35.87 pc)
Spectral type F8IV
Other designations
HR 7907, SAO 106360, BD +10 4351, WDS 20399+1115

HD 196885 A is an F6IV star. It has a mass of 1.27 MS & a radius of 1.41 RS.

[edit] Planet of HD 196885 A

[edit] HD 196885 A b

HD 196885 b
Orbital elements
Semi-major axis a: 2.30 AU
Eccentricity e: 0.462
Orbital period P: 1349 d
Inclination i:  ?°
Angular distance θ: 70 mas
Longitude of
periastron ω:
91.4°
Time of periastron τ: 2451236 JD
Semi-amplitude K: 39.5 m/s
Physical characteristics
Mass: >2.96 MJ
Radius:  ? RJ
Density:  ? kg/
Gravity:  ? g
Temperature: 300° K
Discovery
Discovery date: 2005
Discovery site:
Detection method(s):
Discoverer(s): Marcy et al.
Other catalogue


HD 196885 A b (HD 196885 b) is a jovian planet orbiting in the inner part of its star's habitable zone.

[edit] HD 196885 B

HD 196885 B
Observation data
Epoch 2000
Constellation
(pronunciation)
Delphinus
Right ascension 20h 39m 51s
Declination +11° 14' 58"
Apparent magnitude (V) n/a
Distance 107.63 ly
(35.87 pc)
Spectral type n/a

Not much is known about HD 196885 B.

[edit] External links