OGLE-2014-BLG-1722L

Planetary system · 20874.0 light-years away

OGLE-2014-BLG-1722L is 20,874 light-years from the Sun. The NASA Exoplanet Archive lists 2 planets around it; the first was found in 2018 by microlensing (OGLE).

Fly there in 3D

Worth knowing

OGLE-2014-BLG-1722L b was found by microlensing: its star briefly magnified the light of a more distant one. That alignment happens once, so the planet cannot be watched again this way.

Where the archive gives only a period or only an orbit size, the other is worked out from Kepler’s third law with the star’s mass.

The star

Mass0.4 solar masses
Distance from the Sun20874.0 light-years (6400.0 parsecs)
Position (J2000)RA 268.7524°, Dec -31.4691°
ConstellationScorpius

Planets (2)

PlanetYearOrbitRadiusMassFound
OGLE-2014-BLG-1722L b2.9 years from Kepler’s law1.500 AU8.59 R⊕ estimated55.3 M⊕Microlensing, 2018
OGLE-2014-BLG-1722L c3.5 years from Kepler’s law1.700 AU11 R⊕ estimated83.7 M⊕Microlensing, 2018

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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