Confirmed Exoplanet Discovered 2023

OGLE-2019-BLG-1180L b

A gas giant orbiting the unknown OGLE-2019-BLG-1180L, located approximately 19,797.7 light-years from Earth.

Key parameters at a glance

  • A radius of 13.50 Earth radii
  • A mass of 555.25 Earth masses
  • Surface gravity around 3.05 g
  • Semi-major axis 5.1900 AU
  • Distance from Earth 19,797.67 light-years
  • Earth Similarity Index 0.354
  • Travel time at Voyager 1 speed 349,131,877 years

OGLE-2019-BLG-1180L b Planet Profile

Physical Specs

Radius
13.50 R⊕
Radius (Jupiter)
1.200 R♃
Mass
555.25 M⊕
Mass (Jupiter)
1.747 M♃
Density
1.24 g/cm³
Surface Gravity
3.05 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.354
HZ Position Unknown
Controversial No

Discovery

Year 2023
Method Microlensing
Facility OGLE
Telescope 1.3 m Warsaw University Telescope

Size rank in cohort

Rank by radius

#671of 1771

top 37.8%

This planet

13.50R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

Metric Earth OGLE-2019-BLG-1180L b Jupiter
Radius (R⊕)1.0013.5011.21
Mass (M⊕)1.00555.25317.83
Density (g/cm³)5.511.241.33
Surface Gravity (g)1.003.052.53
Insolation (S⊕)1.000.037

Alternative Mass Estimates

Method Value Interpretation
Best measured mass 555.246 M⊕ Direct mass measurement (not derived).

Percentile among Gas Giant cohort

Radius 13.500 R⊕ · percentile 59 / cohort 1771
Mass 555.246 M⊕ · percentile 51 / cohort 1747
Distance 6,070.00 pc · percentile 95 / cohort 1759
ESI 0.354 · percentile 72 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period
days
Semi-major axis
5.1900 AU
Eccentricity
Inclination
°

Year Length

Orbital period for this planet has not yet been measured.

Eq. Temperature

 

Insolation (S⊕)

Earth = 1.00

Earth Similarity (ESI)

0.354

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

Chung et al. 2023

Instrument

OGLE CCD Array

Publication

2023-12

Observation locale

Ground

Host System: OGLE-2019-BLG-1180L

Spectral Class

Unknown

Effective Temperature

Estimated Age

Stellar Radius

Stellar Mass

0.545 M☉

Metallicity [Fe/H]

Distance
6,070.00 parsec
Light-years 19,797.67 ly
V-band magnitude
mag
Voyager-speed travel 349,131,877 yr

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