Kepler-39

Kepler-39 (2MASS J19475046+4602034) is an F-type main sequence star located in the constellation Cygnus. It is located about 3,500 light-years (1,070 parsecs) away. One known substellar companion orbits it, Kepler-39b.

In the Vinony graph

Vinony's link graph records 304 inbound references to Kepler-39, and connects out to year, stellar classification and stellar rotation.

Vinony files it under Cygnus (constellation), F-type main-sequence stars and Kepler objects of interest.

Vinony links it to 7 Wikipedia language editions.

Astronomical data · SIMBAD

Object type: Er*
Spectral type: F8V
Distance: 3,501 light-years
Redshift: z = -0.000027952280512555383
Coordinates: RA 296.9603° · Dec 46.0343°

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Wikidata facts

Instance of: eruptive variable star
Constellation: Cygnus
Distance from Earth: 1090.44
Radius: 1.4
Mass: 1.29
Variable-star type: rotating variable star

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catalog code: TIC 272836943
effective temperature: 6350
parallax: 0.9316
spectral class: F6
apparent magnitude: 15.117
luminosity: 1.738661
radial velocity: -1.55
epoch: J2000.0
metallicity: -0.037
surface gravity: 19700
right ascension component of proper motion: 3.894
declination component of proper motion: -2.345
right ascension: 296.96031066438
declination: 46.03430547952
age estimated by a dating method: 2.1

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Encyclopedic overview

2 sections

Contents

Planetary system
References

==Planetary system== Kepler-39b is generally considered a brown dwarf rather than a planet since it does not meet the standard definition of planet. Some authorities such as the Extrasolar Planets Encyclopaedia and the NASA Exoplanet Archive include it among their list of confirmed planets.

Excerpted from Wikipedia’s “Kepler-39” article, available under the CC BY-SA 4.0 licence.