Confirmed Exoplanet Discovered 2016

OGLE-2007-BLG-349L AB c

A gas giant orbiting the m-type red dwarf OGLE-2007-BLG-349L A, located approximately 9,001.9 light-years from Earth.

Key parameters at a glance

  • A radius of 10.70 Earth radii
  • A mass of 80.00 Earth masses
  • Surface gravity around 0.70 g
  • An orbital period of 2,557.000 days
  • Semi-major axis 2.5900 AU
  • Distance from Earth 9,001.91 light-years
  • Earth Similarity Index 0.292
  • Travel time at Voyager 1 speed 158,748,596 years
brightness_6

Circumbinary planet

OGLE-2007-BLG-349L AB c orbits a binary-star pair rather than a single host — a minority architecture in the confirmed catalogue.

OGLE-2007-BLG-349L AB c Planet Profile

Physical Specs

Radius
10.70 R⊕
Radius (Jupiter)
0.952 R♃
Mass
80.00 M⊕
Mass (Jupiter)
0.252 M♃
Density
0.36 g/cm³
Surface Gravity
0.70 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.292
HZ Position Unknown
Controversial No

Discovery

Year 2016
Method Microlensing
Facility OGLE
Telescope 1.3 m Warsaw University Telescope

Size rank in cohort

Rank by radius

#1707of 1771

top 96.3%

This planet

10.70R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

Metric Earth OGLE-2007-BLG-349L AB c Jupiter
Radius (R⊕)1.0010.7011.21
Mass (M⊕)1.0080.00317.83
Density (g/cm³)5.510.361.33
Surface Gravity (g)1.000.702.53
Insolation (S⊕)1.000.037

Alternative Mass Estimates

Method Value Interpretation
Best measured mass 80.000 M⊕ Direct mass measurement (not derived).

Percentile among Gas Giant cohort

Radius 10.700 R⊕ · percentile 4 / cohort 1771
Mass 80.000 M⊕ · percentile 3 / cohort 1747
Orbital period 2,557.00 d · percentile 87 / cohort 1533
Distance 2,760.00 pc · percentile 91 / cohort 1759
ESI 0.292 · percentile 56 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period
2,557.000 days
Semi-major axis
2.5900 AU
Eccentricity
Inclination
°

Year Length

A year here lasts about 7.00 Earth years at a mean orbital distance of 2.5900 AU.

Eq. Temperature

 

Insolation (S⊕)

Earth = 1.00

Earth Similarity (ESI)

0.292

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

Bennett et al. 2016

Instrument

OGLE CCD Array

Publication

2016-11

Observation locale

Ground

Host System: OGLE-2007-BLG-349L A

Spectral Class

M-type red dwarf

Effective Temperature

Estimated Age

Stellar Radius

Stellar Mass

0.410 M☉

Metallicity [Fe/H]

Distance
2,760.00 parsec
Light-years 9,001.91 ly
V-band magnitude
24.73 mag
Voyager-speed travel 158,748,596 yr

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