Key parameters at a glance
- A radius of 6.42 Earth radii
- A mass of 33.70 Earth masses
- Surface gravity around 0.82 g
- Semi-major axis 0.2400 AU
- Distance from Earth 23,157.08 light-years
- Earth Similarity Index 0.408
- Travel time at Voyager 1 speed 408,375,012 years
MOA-2015-BLG-337L b Planet Profile
Physical Specs
Classification
Planet Type
Neptune-like
Discovery
Size rank in cohort
Rank by radius
#246of 574
top 42.7%
This planet
6.42R⊕
Neptune-like median
6.39R⊕
Nearest-size peers
| Metric | Earth | MOA-2015-BLG-337L b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 6.42 | 11.21 |
| Mass (M⊕) | 1.00 | 33.70 | 317.83 |
| Density (g/cm³) | 5.51 | 0.70 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.82 | 2.53 |
| Insolation (S⊕) | 1.00 | — | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 33.700 M⊕ | Direct mass measurement (not derived). |
Percentile among Neptune-like 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)
0.408
0 = alien, 1 = Earth-identical
Discovery Paper
Primary reference
Miyazaki et al. 2018Instrument
MOA CCD Array
Publication
2018-09
Observation locale
Ground
Discovery cohort
Planets confirmed in 2018 at MOA (3 shown).
Host System: MOA-2015-BLG-337L
Spectral Class
Unknown
Effective Temperature
—
Estimated Age
—
Stellar Radius
—
Stellar Mass
0.009 M☉
Metallicity [Fe/H]
—
Similar Worlds
KMT-2017-BLG-0165L b
Neptune-like · Unknown
Radius 6.45 R⊕ · 14,774.9 ly
KMT-2021-BLG-0192L b
Neptune-like · Unknown
Radius 6.56 R⊕ · 16,699.2 ly
KMT-2021-BLG-0320L b
Neptune-like · Unknown
Radius 6.20 R⊕ · 22,667.8 ly
OGLE-2019-BLG-1492L b
Neptune-like · Unknown
Radius 6.79 R⊕ · 18,264.7 ly
MOA-2011-BLG-028L b
Neptune-like · Unknown
Radius 5.99 R⊕ · 24,070.3 ly
KMT-2019-BLG-1216L b
Neptune-like · Unknown
Radius 5.98 R⊕ · 8,936.7 ly