Confirmed Exoplanet Discovered 2020

OGLE-2016-BLG-1227L b

A gas giant orbiting the unknown OGLE-2016-BLG-1227L, located approximately Distance pending from Earth.

Key parameters at a glance

  • A radius of 13.90 Earth radii
  • A mass of 250.00 Earth masses
  • Surface gravity around 1.29 g
  • Semi-major axis 3.4000 AU
  • Earth Similarity Index 0.290

OGLE-2016-BLG-1227L b Planet Profile

Physical Specs

Radius
13.90 R⊕
Radius (Jupiter)
1.240 R♃
Mass
250.00 M⊕
Mass (Jupiter)
0.790 M♃
Density
0.51 g/cm³
Surface Gravity
1.29 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.290
HZ Position Unknown
Controversial No

Discovery

Year 2020
Method Microlensing
Facility OGLE
Telescope 1.3 m Warsaw University Telescope

Size rank in cohort

Rank by radius

#456of 1771

top 25.7%

This planet

13.90R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

Metric Earth OGLE-2016-BLG-1227L b Jupiter
Radius (R⊕)1.0013.9011.21
Mass (M⊕)1.00250.00317.83
Density (g/cm³)5.510.511.33
Surface Gravity (g)1.001.292.53
Insolation (S⊕)1.000.037

Alternative Mass Estimates

Method Value Interpretation
Best measured mass 250.000 M⊕ Direct mass measurement (not derived).

Percentile among Gas Giant cohort

Radius 13.900 R⊕ · percentile 72 / cohort 1771
Mass 250.000 M⊕ · percentile 27 / cohort 1747
ESI 0.290 · percentile 55 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period
days
Semi-major axis
3.4000 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)

0.290

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

Han et al. 2020

Instrument

OGLE CCD Array

Publication

2020-03

Observation locale

Ground

Host System: OGLE-2016-BLG-1227L

Spectral Class

Unknown

Effective Temperature

Estimated Age

Stellar Radius

Stellar Mass

0.100 M☉

Metallicity [Fe/H]

Similar Worlds

Explore Related Categories