Key parameters at a glance

A radius of 1.14 Earth radii
A mass of 1.55 Earth masses
Surface gravity around 1.19 g
An orbital period of 7.618 days
Semi-major axis 0.0712 AU
Equilibrium temperature 1,020 K (747 °C)
Distance from Earth 2,515.16 light-years
Earth Similarity Index 0.309
Travel time at Voyager 1 speed 44,354,818 years

Kepler-1590 b Planet Profile

Physical Specs

Radius

1.14 R⊕

Radius (Jupiter)

0.102 R♃

Mass

1.55 M⊕

Mass (Jupiter)

0.005 M♃

Density

5.75 g/cm³

Surface Gravity

1.19 g (Earth)

Classification

Planet Type

Rocky Terrestrial

ESI Score 0.309

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

#169of 570

top 29.5%

This planet

1.14R⊕

Rocky Terrestrial median

1.01R⊕

Nearest-size peers

Kepler-320 b 1.14 R⊕ Kepler-303 c 1.14 R⊕ Kepler-1456 b 1.14 R⊕

Metric	Earth	Kepler-1590 b	Jupiter
Radius (R⊕)	1.00	1.14	11.21
Mass (M⊕)	1.00	1.55	317.83
Density (g/cm³)	5.51	5.75	1.33
Surface Gravity (g)	1.00	1.19	2.53
Insolation (S⊕)	1.00	171.48	0.037

Star Catalogue Identifiers

TIC

TIC 26416803

Gaia DR2

Gaia DR2 2129295049918456960

Gaia DR3

Gaia DR3 2129295049918456960

System

Kepler-1590

Percentile among Rocky Terrestrial cohort

Radius 1.140 R⊕ · percentile 69 / cohort 570

Mass 1.550 M⊕ · percentile 63 / cohort 570

Orbital period 7.62 d · percentile 70 / cohort 567

Distance 771.15 pc · percentile 83 / cohort 566

ESI 0.309 · percentile 41 / cohort 570

Orbit & Habitability

Orbital Dynamics

Period

7.618 days

Semi-major axis

0.0712 AU

Eccentricity

0.000

Inclination

89.17 °

Year Length

A year here lasts approximately 7.62 Earth days (2.1% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0712 AU.

Transit Fingerprint

Depth

0.009 %

Duration

3.479 h

Impact parameter b

0.234

Rp / R★

0.009284

Transit midpoint (BJD)

2,454,970.4959

Photometric dip

Transit produces a flux drop of 85 ppm lasting ≈ 3.48 h.

Extended Orbital Architecture

Planet / star radius ratio

0.009284

Semi-major axis / stellar radius

16.610

Impact parameter (b)

0.234

Transit mid-time (BJD)

2,454,970.4959

Angular separation (arcsec)

0.09230

Eq. Temperature

1,020K

(747 °C)

Insolation (S⊕)

171.48

Earth = 1.00

Earth Similarity (ESI)

0.309

0 = alien, 1 = Earth-identical

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

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-1590

Spectral Class

F-type yellow-white

Effective Temperature

6,053 K — hotter than the Sun (5,778 K)

Estimated Age

3.39 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.160 R☉

Stellar Mass

1.110 M☉

Metallicity [Fe/H]

0.03

Extended Stellar Properties

Surface gravity (log g)

4.350 dex

Stellar density

0.810 g/cm³

Metallicity ratio

[Fe/H]

Distance

771.15 parsec

Light-years 2,515.16 ly

V-band magnitude

14.19 mag

Voyager-speed travel 44,354,818 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

1.268 mas

Total Proper Motion

14.387 mas/yr

PM Right Ascension

14.36 mas/yr

PM Declination

0.95 mas/yr

Galactic Cartesian (pc)

x = 0.244 · y = -0.623 · z = 0.743

Equatorial (J2000)

RA 291.40791° · Dec 48.01789°

Galactic ℓ, b

79.834° · 14.505°

Ecliptic λ, β

311.526° · 68.393°

HTM-20 index

-205054667