Key parameters at a glance
- A radius of 13.50 Earth radii
- A mass of 514.88 Earth masses
- Surface gravity around 2.83 g
- Semi-major axis 1.1400 AU
- Distance from Earth 21,624.14 light-years
- Earth Similarity Index 0.349
- Travel time at Voyager 1 speed 381,341,737 years
OGLE-2017-BLG-0640L b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
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-2017-BLG-0640L b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 13.50 | 11.21 |
| Mass (M⊕) | 1.00 | 514.88 | 317.83 |
| Density (g/cm³) | 5.51 | 1.15 | 1.33 |
| Surface Gravity (g) | 1.00 | 2.83 | 2.53 |
| Insolation (S⊕) | 1.00 | — | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 514.882 M⊕ | Direct mass measurement (not derived). |
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
Orbital period for this planet has not yet been measured.
Eq. Temperature
—
Insolation (S⊕)
—
Earth = 1.00
Earth Similarity (ESI)
0.349
0 = alien, 1 = Earth-identical
Discovery Paper
Primary reference
Ryu et al. 2024Instrument
OGLE CCD Array
Publication
2024-03
Observation locale
Ground
Discovery cohort
Planets confirmed in 2024 at OGLE (8 shown).
Host System: OGLE-2017-BLG-0640L
Spectral Class
Unknown
Effective Temperature
—
Estimated Age
—
Stellar Radius
—
Stellar Mass
0.320 M☉
Metallicity [Fe/H]
—
Similar Worlds
OGLE-2018-BLG-1011L b
Gas Giant · Unknown
Radius 13.50 R⊕ · 23,157.1 ly
OGLE-2017-BLG-1140L b
Gas Giant · Unknown
Radius 13.50 R⊕ · —
OGLE-2019-BLG-1180L b
Gas Giant · Unknown
Radius 13.50 R⊕ · 19,797.7 ly
KMT-2022-BLG-1790L b
Gas Giant · Unknown
Radius 13.50 R⊕ · 21,134.9 ly
MOA-2007-BLG-400L b
Gas Giant · Unknown
Radius 13.50 R⊕ · 22,472.1 ly
KMT-2021-BLG-1303L b
Gas Giant · Unknown
Radius 13.60 R⊕ · 20,482.6 ly