Key parameters at a glance

A radius of 3.01 Earth radii
A mass of 9.32 Earth masses
Surface gravity around 1.03 g
An orbital period of 39.309 days
Semi-major axis 0.2149 AU
Equilibrium temperature 488 K (215 °C)
Distance from Earth 1,492.85 light-years
Earth Similarity Index 0.471
Travel time at Voyager 1 speed 26,326,327 years

Kepler-530 b Planet Profile

Physical Specs

Radius

3.01 R⊕

Radius (Jupiter)

0.269 R♃

Mass

9.32 M⊕

Mass (Jupiter)

0.029 M♃

Density

1.88 g/cm³

Surface Gravity

1.03 g (Earth)

Classification

Planet Type

Sub-Neptune

ESI Score 0.471

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

#509of 1978

top 25.7%

This planet

3.01R⊕

Sub-Neptune median

2.71R⊕

Nearest-size peers

Kepler-679 b 3.01 R⊕ Kepler-1036 b 3.01 R⊕ Kepler-414 c 3.01 R⊕

Metric	Earth	Kepler-530 b	Jupiter
Radius (R⊕)	1.00	3.01	11.21
Mass (M⊕)	1.00	9.32	317.83
Density (g/cm³)	5.51	1.88	1.33
Surface Gravity (g)	1.00	1.03	2.53
Insolation (S⊕)	1.00	14.24	0.037

Star Catalogue Identifiers

TIC

TIC 48305629

Gaia DR2

Gaia DR2 2131736137528127744

Gaia DR3

Gaia DR3 2131736137528127744

System

Kepler-530

Percentile among Sub-Neptune cohort

Radius 3.010 R⊕ · percentile 74 / cohort 1978

Mass 9.320 M⊕ · percentile 68 / cohort 1978

Orbital period 39.31 d · percentile 80 / cohort 1946

Distance 457.71 pc · percentile 45 / cohort 1975

ESI 0.471 · percentile 66 / cohort 1978

Orbit & Habitability

Orbital Dynamics

Period

39.309 days

Semi-major axis

0.2149 AU

Eccentricity

0.000

Inclination

89.97 °

Year Length

A year here lasts approximately 39.31 Earth days (10.8% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.2149 AU.

Transit Fingerprint

Depth

0.113 %

Duration

5.783 h

Impact parameter b

0.028

Rp / R★

0.031198

Transit midpoint (BJD)

2,455,004.3346

Photometric dip

Transit produces a flux drop of 1,132 ppm lasting ≈ 5.78 h.

Extended Orbital Architecture

Planet / star radius ratio

0.031198

Semi-major axis / stellar radius

53.610

Impact parameter (b)

0.028

Transit mid-time (BJD)

2,455,004.3346

Angular separation (arcsec)

0.47000

Eq. Temperature

488K

(215 °C)

Insolation (S⊕)

14.24

Earth = 1.00

Earth Similarity (ESI)

0.471

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-530

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,697 K — cooler than the Sun (5,778 K)

Estimated Age

1.78 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.890 R☉

Stellar Mass

0.970 M☉

Metallicity [Fe/H]

-0.08

Extended Stellar Properties

Surface gravity (log g)

4.530 dex

Stellar density

1.260 g/cm³

Metallicity ratio

[Fe/H]

Distance

457.71 parsec

Light-years 1,492.85 ly

V-band magnitude

13.50 mag

Voyager-speed travel 26,326,327 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

2.156 mas

Total Proper Motion

7.740 mas/yr

PM Right Ascension

4.03 mas/yr

PM Declination

6.61 mas/yr

Galactic Cartesian (pc)

x = 0.153 · y = -0.644 · z = 0.750

Equatorial (J2000)

RA 283.34029° · Dec 48.54906°

Galactic ℓ, b

78.261° · 19.684°

Ecliptic λ, β

297.543° · 70.715°

HTM-20 index

1935577108