Key parameters at a glance

A radius of 3.55 Earth radii
A mass of 12.30 Earth masses
Surface gravity around 0.98 g
An orbital period of 64.274 days
Semi-major axis 0.3308 AU
Equilibrium temperature 554 K (281 °C)
Distance from Earth 6,721.16 light-years
Earth Similarity Index 0.393
Travel time at Voyager 1 speed 118,527,684 years

Kepler-1562 b Planet Profile

Physical Specs

Radius

3.55 R⊕

Radius (Jupiter)

0.317 R♃

Mass

12.30 M⊕

Mass (Jupiter)

0.039 M♃

Density

1.51 g/cm³

Surface Gravity

0.98 g (Earth)

Classification

Planet Type

Sub-Neptune

ESI Score 0.393

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

#155of 1978

top 7.8%

This planet

3.55R⊕

Sub-Neptune median

2.71R⊕

Nearest-size peers

Kepler-1015 b 3.55 R⊕ Kepler-812 b 3.55 R⊕ K2-178 b 3.56 R⊕

Metric	Earth	Kepler-1562 b	Jupiter
Radius (R⊕)	1.00	3.55	11.21
Mass (M⊕)	1.00	12.30	317.83
Density (g/cm³)	5.51	1.51	1.33
Surface Gravity (g)	1.00	0.98	2.53
Insolation (S⊕)	1.00	31.77	0.037

Star Catalogue Identifiers

TIC

TIC 271040678

Gaia DR2

Gaia DR2 2128155818434335616

Gaia DR3

Gaia DR3 2128155818434335616

System

Kepler-1562

Percentile among Sub-Neptune cohort

Radius 3.550 R⊕ · percentile 92 / cohort 1978

Mass 12.300 M⊕ · percentile 85 / cohort 1978

Orbital period 64.27 d · percentile 90 / cohort 1946

Distance 2,060.72 pc · percentile 97 / cohort 1975

ESI 0.393 · percentile 51 / cohort 1978

Orbit & Habitability

Orbital Dynamics

Period

64.274 days

Semi-major axis

0.3308 AU

Eccentricity

0.000

Inclination

87.44 °

Year Length

A year here lasts approximately 64.27 Earth days (17.6% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.3308 AU.

Transit Fingerprint

Depth

0.121 %

Duration

9.756 h

Impact parameter b

0.908

Rp / R★

0.031375

Transit midpoint (BJD)

2,455,019.7100

Photometric dip

Transit produces a flux drop of 1,214 ppm lasting ≈ 9.76 h.

Extended Orbital Architecture

Planet / star radius ratio

0.031375

Semi-major axis / stellar radius

20.330

Impact parameter (b)

0.908

Transit mid-time (BJD)

2,455,019.7100

Angular separation (arcsec)

0.16100

Eq. Temperature

554K

(281 °C)

Insolation (S⊕)

31.77

Earth = 1.00

Earth Similarity (ESI)

0.393

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

Discovery cohort

Planets confirmed in 2016 at Kepler (12 shown).

Kepler-1512 b · Rocky Terrestrial Kepler-1410 b · Super-Earth Kepler-560 b · Super-Earth Kepler-1389 b · Super-Earth Kepler-1450 b · Super-Earth Kepler-1544 b · Super-Earth Kepler-1459 b · Super-Earth Kepler-1638 b · Super-Earth Kepler-737 b · Super-Earth Kepler-1185 b · Super-Earth Kepler-1178 b · Rocky Terrestrial Kepler-1040 b · Sub-Neptune

Host System: Kepler-1562

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,760 K — cooler than the Sun (5,778 K)

Estimated Age

4.79 Gyr — older than the Sun (4.6 Gyr)

Stellar Radius

1.050 R☉

Stellar Mass

1.020 M☉

Metallicity [Fe/H]

0.11

Extended Stellar Properties

Surface gravity (log g)

4.410 dex

Stellar density

0.383 g/cm³

Metallicity ratio

[Fe/H]

Distance

2,060.72 parsec

Light-years 6,721.16 ly

V-band magnitude

15.30 mag

Voyager-speed travel 118,527,684 yr

Multi-band Host Photometry — 15 bands

Astrometric Data

Parallax

0.456 mas

Total Proper Motion

13.045 mas/yr

PM Right Ascension

-4.88 mas/yr

PM Declination

-12.10 mas/yr

Galactic Cartesian (pc)

x = 0.284 · y = -0.624 · z = 0.728

Equatorial (J2000)

RA 294.45566° · Dec 46.74354°

Galactic ℓ, b

79.577° · 12.093°

Ecliptic λ, β

315.105° · 66.394°

HTM-20 index

-1088847314