Confirmed Exoplanet Discovered 2016

Kepler-1332 b

A super-earth orbiting the g-type yellow (sun-like) Kepler-1332, located approximately 1,724.3 light-years from Earth.

Key parameters at a glance

  • A radius of 1.37 Earth radii
  • A mass of 2.45 Earth masses
  • Surface gravity around 1.31 g
  • An orbital period of 11.875 days
  • Semi-major axis 0.0992 AU
  • Equilibrium temperature 728 K (455 °C)
  • Distance from Earth 1,724.34 light-years
  • Earth Similarity Index 0.427
  • Travel time at Voyager 1 speed 30,408,696 years

Kepler-1332 b Planet Profile

Physical Specs

Radius
1.37 R⊕
Radius (Jupiter)
0.122 R♃
Mass
2.45 M⊕
Mass (Jupiter)
0.008 M♃
Density
5.24 g/cm³
Surface Gravity
1.31 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.427
HZ Position Inner
Controversial No

Discovery

Year 2016
Method Transit
Facility Kepler
Telescope 0.95 m Kepler Telescope

Size rank in cohort

Rank by radius

#966of 1176

top 82.1%

This planet

1.37R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Metric Earth Kepler-1332 b Jupiter
Radius (R⊕)1.001.3711.21
Mass (M⊕)1.002.45317.83
Density (g/cm³)5.515.241.33
Surface Gravity (g)1.001.312.53
Insolation (S⊕)1.0077.560.037

Star Catalogue Identifiers

TIC

TIC 159578257

Gaia DR2

Gaia DR2 2126102411750601088

Gaia DR3

Gaia DR3 2126102411750601088

System

Kepler-1332

Percentile among Super-Earth cohort

Radius 1.370 R⊕ · percentile 17 / cohort 1176
Mass 2.450 M⊕ · percentile 17 / cohort 1176
Orbital period 11.87 d · percentile 69 / cohort 1164
Distance 528.69 pc · percentile 49 / cohort 1171
ESI 0.427 · percentile 64 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period
11.875 days
Semi-major axis
0.0992 AU
Eccentricity
0.000
Inclination
89.41 °

Year Length

A year here lasts approximately 11.87 Earth days (3.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0992 AU.

Transit Fingerprint

Depth

0.023 %

Duration

1.990 h

Impact parameter b

0.432

Rp / R★

0.013815

Transit midpoint (BJD)

2,454,973.2137

Photometric dip

Transit produces a flux drop of 227 ppm lasting ≈ 1.99 h.

Extended Orbital Architecture

Planet / star radius ratio

0.013815

Semi-major axis / stellar radius

46.120

Impact parameter (b)

0.432

Transit mid-time (BJD)

2,454,973.2137

Angular separation (arcsec)

0.18800

Eq. Temperature

728K

(455 °C)

Insolation (S⊕)

77.56

Earth = 1.00

Earth Similarity (ESI)

0.427

0 = alien, 1 = Earth-identical

Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water.

Discovery Paper

Primary reference

Morton et al. 2016

Instrument

Kepler CCD Array

Publication

2016-05

Observation locale

Space

Host System: Kepler-1332

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,581 K — cooler than the Sun (5,778 K)

Estimated Age

3.24 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.900 R☉

Stellar Mass

0.950 M☉

Metallicity [Fe/H]

0.00

Extended Stellar Properties

Surface gravity (log g)

4.510 dex

Stellar density

1.210 g/cm³

Metallicity ratio

[Fe/H]

Distance
528.69 parsec
Light-years 1,724.34 ly
V-band magnitude
13.98 mag
Voyager-speed travel 30,408,696 yr

Multi-band Host Photometry — 16 bands

8.714.814.77B13.98V13.80Gaia13.76Kepler13.30TESS14.28Sloan g13.72Sloan r13.53Sloan i13.45Sloan z12.57J12.20H12.12K12.03W112.08W211.95W38.68W4

Astrometric Data

Parallax

1.863 mas

Total Proper Motion

11.704 mas/yr

PM Right Ascension

10.02 mas/yr

PM Declination

6.05 mas/yr

Galactic Cartesian (pc)

x = 0.258 · y = -0.672 · z = 0.694

Equatorial (J2000)

RA 291.02864° · Dec 43.91371°

Galactic ℓ, b

75.889° · 13.012°

Ecliptic λ, β

307.158° · 64.664°

HTM-20 index

743883534

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