Key parameters at a glance

A radius of 12.90 Earth radii
A mass of 1,400.00 Earth masses
Surface gravity around 8.41 g
Semi-major axis 2.8000 AU
Distance from Earth 24,787.86 light-years
Earth Similarity Index 0.423
Travel time at Voyager 1 speed 437,133,816 years

brightness_6

Circumbinary planet

OGLE-2018-BLG-1700L b orbits a binary-star pair rather than a single host — a minority architecture in the confirmed catalogue.

OGLE-2018-BLG-1700L b Planet Profile

Physical Specs

Radius

12.90 R⊕

Radius (Jupiter)

1.150 R♃

Mass

1,400.00 M⊕

Mass (Jupiter)

4.400 M♃

Density

3.58 g/cm³

Surface Gravity

8.41 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.423

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

#1011of 1771

top 57.0%

This planet

12.90R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

HD 55696 b 12.90 R⊕ HD 24040 b 12.90 R⊕ BD-210397 c 12.90 R⊕

Metric	Earth	OGLE-2018-BLG-1700L b	Jupiter
Radius (R⊕)	1.00	12.90	11.21
Mass (M⊕)	1.00	1,400.00	317.83
Density (g/cm³)	5.51	3.58	1.33
Surface Gravity (g)	1.00	8.41	2.53
Insolation (S⊕)	1.00	—	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Best measured mass	1,400.000 M⊕	Direct mass measurement (not derived).

Percentile among Gas Giant cohort

Radius 12.900 R⊕ · percentile 41 / cohort 1771

Mass 1,400.000 M⊕ · percentile 73 / cohort 1747

Distance 7,600.00 pc · percentile 99 / cohort 1759

ESI 0.423 · percentile 92 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period

— days

Semi-major axis

2.8000 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)

0.423

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

Han et al. 2020

Instrument

OGLE CCD Array

Publication

2020-02

Observation locale

Ground

Discovery cohort

Planets confirmed in 2020 at OGLE (11 shown).

OGLE-2018-BLG-0677L b · Super-Earth OGLE-2018-BLG-0532L b · Sub-Neptune OGLE-2017-BLG-1049L b · Gas Giant OGLE-2017-BLG-1375L b · Gas Giant OGLE-2012-BLG-0838L b · Neptune-like OGLE-2016-BLG-1227L b · Gas Giant OGLE-2018-BLG-1269L b · Gas Giant OGLE-2017-BLG-0604L b · Gas Giant OGLE-2006-BLG-284L A b · Gas Giant OGLE-2015-BLG-1771L b · Gas Giant OGLE-2017-BLG-0406L b · Gas Giant

Host System: OGLE-2018-BLG-1700L

Spectral Class

Unknown

Effective Temperature

—

Estimated Age

—

Stellar Radius

—

Stellar Mass

0.420 M☉

Metallicity [Fe/H]

—

Distance

7,600.00 parsec

Light-years 24,787.86 ly

V-band magnitude

— mag

Voyager-speed travel 437,133,816 yr

Similar Worlds

KMT-2024-BLG-2087L b

Gas Giant · Unknown

Radius 12.90 R⊕ · 23,450.6 ly

MOA-2011-BLG-293L b

Gas Giant · Unknown

Radius 12.90 R⊕ · 25,179.2 ly

OGLE-2023-BLG-0836L b

Gas Giant · Unknown

Radius 12.90 R⊕ · 16,699.2 ly

OGLE-2008-BLG-355L b

Gas Giant · Unknown

Radius 12.90 R⊕ · 22,178.6 ly

OGLE-2014-BLG-0221L b

Gas Giant · Unknown

Radius 12.90 R⊕ · 12,002.5 ly

KMT-2018-BLG-1292L b

Gas Giant · Unknown

Radius 12.90 R⊕ · 11,285.0 ly

Explore Related Categories

Gas Giant Planets Microlensing Discoveries OGLE Mission