Key parameters at a glance
- A radius of 11.40 Earth radii
- A mass of 88.99 Earth masses
- Surface gravity around 0.68 g
- Semi-major axis 3.9700 AU
- Distance from Earth 22,570.00 light-years
- Earth Similarity Index 0.280
- Travel time at Voyager 1 speed 398,021,843 years
Circumbinary planet
KMT-2016-BLG-1337L b orbits a binary-star pair rather than a single host — a minority architecture in the confirmed catalogue.
KMT-2016-BLG-1337L b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#1604of 1771
top 90.5%
This planet
11.40R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | KMT-2016-BLG-1337L b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 11.40 | 11.21 |
| Mass (M⊕) | 1.00 | 88.99 | 317.83 |
| Density (g/cm³) | 5.51 | 0.33 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.68 | 2.53 |
| Insolation (S⊕) | 1.00 | — | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 88.992 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)
0.280
0 = alien, 1 = Earth-identical
Discovery Paper
Primary reference
Han et al. 2026Instrument
18k Mosaic CCD camera
Publication
2026-03
Observation locale
Ground
Discovery cohort
Planets confirmed in 2026 at KMTNet (12 shown).
Host System: KMT-2016-BLG-1337L
Spectral Class
M-type red dwarf
Effective Temperature
—
Estimated Age
—
Stellar Radius
—
Stellar Mass
0.540 M☉
Metallicity [Fe/H]
—
Similar Worlds
TOI-3235 b
Gas Giant · M-type red dwarf
Radius 11.40 R⊕ · 237.5 ly
TOI-5916 b
Gas Giant · M-type red dwarf
Radius 11.35 R⊕ · 651.4 ly
HATS-71 b
Gas Giant · M-type red dwarf
Radius 11.48 R⊕ · 457.4 ly
TOI-3714 b
Gas Giant · M-type red dwarf
Radius 11.32 R⊕ · 367.6 ly
TOI-6383 A b
Gas Giant · M-type red dwarf
Radius 11.29 R⊕ · 558.8 ly
TOI-519 b
Gas Giant · M-type red dwarf
Radius 11.55 R⊕ · 376.9 ly