Gliese 3470

Red dwarf, High proper motion star

Spectral class: M1.5Ve

Location

Right ascension: 7h 59m 5.84s

Declination: 15° 23' 29.24'' (equatorial region)

Parallax: 33.96

Sun distance: 96.041 ly | 29.4 pc

Basic characteristic

Mass: 51 % M Sun

Size: 48 % R Sun

Temperature: 3652 K | 0.63 T Sun

Age: 1.65 billions years | 0.36 Sun

Photometry

Apparent magnitude (V): 12.3

Absolute magnitude (V): 10

K
2.1

H
1.6

J
1.2

Grp
0.8

I
0.8

G
0.6

V
0.5

Gbp
0.5

B
0.4

U
0.3

Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

Gliese 3470 system structure


Gliese 3470
	Gliese 3470 b	0.04 AU	13.9 M⊕	4.6 R⊕	3.3 days
	Gliese 3470 e unconfirmed	0.1 AU		4.3 R⊕	14.9 days
	Gliese 3470 d unconfirmed	0.1 AU		7.2 R⊕	15 days
	Gliese 3470 c unconfirmed	0.25 AU		9.2 R⊕	66 days

More about Gliese 3470

Nearby star Gliese 3470 is a main sequence star that fuses hydrogen atoms into helium. It is approximately 50 % of the size of Sun and temperature on its surface is around 3652 K (3379 °C), which is about 63 % of Sun's temperature.

       Gliese 3470 can be found in northern celestial hemisphere, however it is too dim to be seen with the naked eye or even a small telescope.

Other designations of this star
LP 424-4, 2MASS J07590587+1523294, NLTT 18739, GJ 3470, TIC 19028197, TOI 5094

External sources

Clouds and Clarity: Revisiting Atmospheric Feature Trends in Neptune-size Exoplanets

Scientific study, Accepted: 11. 10. 2023

Homogeneous search for helium in the atmosphere of 11 gas giant exoplanets with SPIRou

Scientific study, Accepted: 10. 07. 2023

GJ3470-d and GJ3470-e: Discovery of Co-Orbiting Exoplanets in a Horseshoe Exchange Orbit

Scientific study, Accepted: 23. 04. 2023

Simbad database (LP 424-4)

Astronomical database SIMBAD (the Set of Identifications, Measurements and Bibliography for Astronomical Data)

TESS database (TOI 5094.01)

Archive from the TESS mission

Class of stars Red dwarf

Red dwarfs are small reddish stars, that are by far the most common type of star in solar neighborhood. Their mass is usually between 10 and 50 % of solar mass.

Star Gliese 3470

Gliese 3470

Location

Basic characteristic

Photometry

Gliese 3470 system structure

Exoplanet Gliese 3470 b is the first superearth with measured atmosphere