Key parameters at a glance

A radius of 1.07 Earth radii
A mass of 1.24 Earth masses
Surface gravity around 1.08 g
An orbital period of 26.549 days
Semi-major axis 0.1670 AU
Equilibrium temperature 836 K (563 °C)
Distance from Earth 2,997.36 light-years
Earth Similarity Index 0.389
Travel time at Voyager 1 speed 52,858,394 years

Kepler-1570 b Planet Profile

Physical Specs

Radius

1.07 R⊕

Radius (Jupiter)

0.095 R♃

Mass

1.24 M⊕

Mass (Jupiter)

0.004 M♃

Density

5.56 g/cm³

Surface Gravity

1.08 g (Earth)

Classification

Planet Type

Rocky Terrestrial

ESI Score 0.389

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

#262of 570

top 45.8%

This planet

1.07R⊕

Rocky Terrestrial median

1.01R⊕

Nearest-size peers

Kepler-376 b 1.07 R⊕ Kepler-186 b 1.07 R⊕ Kepler-520 c 1.07 R⊕

Metric	Earth	Kepler-1570 b	Jupiter
Radius (R⊕)	1.00	1.07	11.21
Mass (M⊕)	1.00	1.24	317.83
Density (g/cm³)	5.51	5.56	1.33
Surface Gravity (g)	1.00	1.08	2.53
Insolation (S⊕)	1.00	76.46	0.037

Star Catalogue Identifiers

TIC

TIC 269270853

Gaia DR2

Gaia DR2 2085225627448615424

Gaia DR3

Gaia DR3 2085225627448615424

System

Kepler-1570

Percentile among Rocky Terrestrial cohort

Radius 1.070 R⊕ · percentile 53 / cohort 570

Mass 1.240 M⊕ · percentile 48 / cohort 570

Orbital period 26.55 d · percentile 95 / cohort 567

Distance 919.00 pc · percentile 92 / cohort 566

ESI 0.389 · percentile 57 / cohort 570

Orbit & Habitability

Orbital Dynamics

Period

26.549 days

Semi-major axis

0.1670 AU

Eccentricity

0.000

Inclination

89.52 °

Year Length

A year here lasts approximately 26.55 Earth days (7.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1670 AU.

Transit Fingerprint

Depth

0.014 %

Duration

7.979 h

Impact parameter b

0.210

Rp / R★

0.010945

Transit midpoint (BJD)

2,454,970.2387

Photometric dip

Transit produces a flux drop of 142 ppm lasting ≈ 7.98 h.

Extended Orbital Architecture

Planet / star radius ratio

0.010945

Semi-major axis / stellar radius

25.590

Impact parameter (b)

0.210

Transit mid-time (BJD)

2,454,970.2387

Angular separation (arcsec)

0.18200

Eq. Temperature

836K

(563 °C)

Insolation (S⊕)

76.46

Earth = 1.00

Earth Similarity (ESI)

0.389

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-1570

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,550 K — cooler than the Sun (5,778 K)

Estimated Age

4.17 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.890 R☉

Stellar Mass

0.920 M☉

Metallicity [Fe/H]

-0.04

Extended Stellar Properties

Surface gravity (log g)

4.500 dex

Stellar density

0.170 g/cm³

Metallicity ratio

[Fe/H]

Distance

919.00 parsec

Light-years 2,997.36 ly

V-band magnitude

14.24 mag

Voyager-speed travel 52,858,394 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

1.060 mas

Total Proper Motion

15.599 mas/yr

PM Right Ascension

-9.77 mas/yr

PM Declination

12.16 mas/yr

Galactic Cartesian (pc)

x = 0.347 · y = -0.604 · z = 0.717

Equatorial (J2000)

RA 299.86178° · Dec 45.82742°

Galactic ℓ, b

80.590° · 8.378°

Ecliptic λ, β

322.195° · 63.953°

HTM-20 index

-1964052420