Confirmed Exoplanet Discovered 2015

MOA-2010-BLG-353L b

A gas giant orbiting the unknown MOA-2010-BLG-353L, located approximately 20,971.8 light-years from Earth.

Key parameters at a glance

  • A radius of 11.10 Earth radii
  • A mass of 86.00 Earth masses
  • Surface gravity around 0.70 g
  • Semi-major axis 1.7200 AU
  • Distance from Earth 20,971.83 light-years
  • Earth Similarity Index 0.286
  • Travel time at Voyager 1 speed 369,838,216 years

MOA-2010-BLG-353L b Planet Profile

Physical Specs

Radius
11.10 R⊕
Radius (Jupiter)
0.994 R♃
Mass
86.00 M⊕
Mass (Jupiter)
0.270 M♃
Density
0.35 g/cm³
Surface Gravity
0.70 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.286
HZ Position Unknown
Controversial No

Discovery

Year 2015
Method Microlensing
Facility MOA
Telescope 1.8 m MOA Telescope

Size rank in cohort

Rank by radius

#1649of 1771

top 93.1%

This planet

11.10R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

Metric Earth MOA-2010-BLG-353L b Jupiter
Radius (R⊕)1.0011.1011.21
Mass (M⊕)1.0086.00317.83
Density (g/cm³)5.510.351.33
Surface Gravity (g)1.000.702.53
Insolation (S⊕)1.000.037

Alternative Mass Estimates

Method Value Interpretation
Best measured mass 86.000 M⊕ Direct mass measurement (not derived).

Percentile among Gas Giant cohort

Radius 11.100 R⊕ · percentile 7 / cohort 1771
Mass 86.000 M⊕ · percentile 4 / cohort 1747
Distance 6,430.00 pc · percentile 96 / cohort 1759
ESI 0.286 · percentile 54 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period
days
Semi-major axis
1.7200 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)

0.286

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

Rattenbury et al. 2015

Instrument

MOA CCD Array

Publication

2015-11

Observation locale

Ground

Host System: MOA-2010-BLG-353L

Spectral Class

Unknown

Effective Temperature

Estimated Age

Stellar Radius

Stellar Mass

0.180 M☉

Metallicity [Fe/H]

Distance
6,430.00 parsec
Light-years 20,971.83 ly
V-band magnitude
mag
Voyager-speed travel 369,838,216 yr

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