Key parameters at a glance

A radius of 1.52 Earth radii
A mass of 2.92 Earth masses
Surface gravity around 1.26 g
An orbital period of 3.386 days
Semi-major axis 0.0429 AU
Equilibrium temperature 1,476 K (1203 °C)
Distance from Earth 2,202.54 light-years
Earth Similarity Index 0.192
Travel time at Voyager 1 speed 38,841,813 years

Kepler-1571 b Planet Profile

Physical Specs

Radius

1.52 R⊕

Radius (Jupiter)

0.136 R♃

Mass

2.92 M⊕

Mass (Jupiter)

0.009 M♃

Density

4.57 g/cm³

Surface Gravity

1.26 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.192

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

#707of 1176

top 60.0%

This planet

1.52R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Kepler-65 d 1.52 R⊕ Kepler-348 b 1.52 R⊕ Kepler-306 b 1.52 R⊕

Metric	Earth	Kepler-1571 b	Jupiter
Radius (R⊕)	1.00	1.52	11.21
Mass (M⊕)	1.00	2.92	317.83
Density (g/cm³)	5.51	4.57	1.33
Surface Gravity (g)	1.00	1.26	2.53
Insolation (S⊕)	1.00	757.13	0.037

Star Catalogue Identifiers

TIC

TIC 185062313

Gaia DR2

Gaia DR2 2082286632869692928

Gaia DR3

Gaia DR3 2082286632869692928

System

Kepler-1571

Percentile among Super-Earth cohort

Radius 1.520 R⊕ · percentile 39 / cohort 1176

Mass 2.920 M⊕ · percentile 36 / cohort 1176

Orbital period 3.39 d · percentile 26 / cohort 1164

Distance 675.30 pc · percentile 59 / cohort 1171

ESI 0.192 · percentile 11 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period

3.386 days

Semi-major axis

0.0429 AU

Eccentricity

0.000

Inclination

89.47 °

Year Length

A year here lasts approximately 3.39 Earth days (0.9% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0429 AU.

Transit Fingerprint

Depth

0.012 %

Duration

1.914 h

Impact parameter b

0.129

Rp / R★

0.009960

Transit midpoint (BJD)

2,454,966.9780

Photometric dip

Transit produces a flux drop of 116 ppm lasting ≈ 1.91 h.

Extended Orbital Architecture

Planet / star radius ratio

0.009960

Semi-major axis / stellar radius

13.800

Impact parameter (b)

0.129

Transit mid-time (BJD)

2,454,966.9780

Angular separation (arcsec)

0.06350

Eq. Temperature

1,476K

(1203 °C)

Insolation (S⊕)

757.13

Earth = 1.00

Earth Similarity (ESI)

0.192

0 = alien, 1 = Earth-identical

Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched.

Detection Signatures

Transit photometry

A transit dip has been observed from at least one telescope.

Transit timing variations

Gravitational interactions from neighbours have been detected.

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-1571

Spectral Class

F-type yellow-white

Effective Temperature

6,297 K — hotter than the Sun (5,778 K)

Estimated Age

2.34 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.390 R☉

Stellar Mass

1.230 M☉

Metallicity [Fe/H]

0.04

Extended Stellar Properties

Surface gravity (log g)

4.240 dex

Stellar density

0.530 g/cm³

Metallicity ratio

[Fe/H]

Distance

675.30 parsec

Light-years 2,202.54 ly

V-band magnitude

13.98 mag

Voyager-speed travel 38,841,813 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

1.452 mas

Total Proper Motion

12.760 mas/yr

PM Right Ascension

-3.23 mas/yr

PM Declination

-12.35 mas/yr

Galactic Cartesian (pc)

x = 0.360 · y = -0.600 · z = 0.714

Equatorial (J2000)

RA 300.93541° · Dec 45.59648°

Galactic ℓ, b

80.780° · 7.617°

Ecliptic λ, β

323.465° · 63.407°

HTM-20 index

-1104049651