TOI-1694

Planetary system · 406.6 light-years away · also TYC 4108-01434-1

TOI-1694 is 407 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around this K2 V - K3 V star; the first was found in 2023 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-1694 b goes round its star every 3.77 days, 23 times as often as Mercury goes round the Sun.

The star

Spectral typeK2 V - K3 V
Surface temperature5,005 K
Mass0.828 solar masses
Radius0.812 solar radii
Luminosity0.381 times the Sun
Apparent magnitude11.446
Ageabout 7.8 billion years
Distance from the Sun406.6 light-years (124.7 parsecs)
Position (J2000)RA 97.7487°, Dec 66.3606°
ConstellationCamelopardalis

Planets (2)

PlanetYearOrbitRadiusMassFound
TOI-1694 b3.77 days0.0445 AU5.27 R⊕28.24 M⊕Transit, 2023
TOI-1694 c386.3 days0.974 AU13.8 R⊕ estimated316.56 M⊕ minimumRadial Velocity, 2023

Values are the NASA Exoplanet Archive’s composite parameters. A radius marked estimated comes from a mass–radius relation; a mass marked minimum is M sin i. Planet sizes and colours in the 3D view are renderings: none of these worlds has been photographed as more than a point of light.

Sources

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