Registry · exoplanet

Kepler-68 e

Exoplanet

harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.

Right ascension: 19h 24m 07.75s
Declination: +49° 02′ 24.8″
Galactic l, b: 80.691, 15.15
Magnitude V: 10.08
Distance: 144.17 pc

Planet

NASA Exoplanet Archive, composite parameters

Host star	Kepler-68
Discovery	Radial Velocity, 2023 · Roque de los Muchachos Observatory
Orbital period	3,455 d
Semi-major axis	4.6 au
Eccentricity	0.33
Radius	11.2 R⊕ · 0.997 R♃
Mass	86.449 M⊕ · 0.272 M♃
Density	0.338 g/cm³
Equilibrium temperature	147.35 K
System distance	144.17 pc

Published measurements

4 quantities measured more than once

One object can carry a dozen published estimates of the same quantity. The register keeps them side by side rather than picking a winner — the citation is part of the value.

Mass 2 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
163.9924	M_earth	± 45.09	Radial Velocity	NASA Exoplanet Archive	Weiss et al. 2024	2024
86.44933	M_earth	± 10.17	Radial Velocity	NASA Exoplanet Archive	Bonomo et al. 2023	2023

Orbital period 2 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
4,464.424	d	± 101.2	Radial Velocity	NASA Exoplanet Archive	Weiss et al. 2024	2024
3,455	d	± 348	Radial Velocity	NASA Exoplanet Archive	Bonomo et al. 2023	2023

Semi-major axis 2 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
5.379469	au		Radial Velocity	NASA Exoplanet Archive	Weiss et al. 2024	2024
4.6	au	± 0.32	Radial Velocity	NASA Exoplanet Archive	Bonomo et al. 2023	2023

Eccentricity 2 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.293633		± 0.125	Radial Velocity	NASA Exoplanet Archive	Weiss et al. 2024	2024
0.33		± 0.11	Radial Velocity	NASA Exoplanet Archive	Bonomo et al. 2023	2023

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
Kepler-68 b	Exoplanet	0″	10.08
Kepler-68	Star	0″	—
Kepler-68 c	Exoplanet	0″	10.08
Kepler-68 d	Exoplanet	0″	10.08
BD+48 2893	Eruptive*	0.1976″	10.08
BD+48 2893d	Planet	0.1976″	—
BD+48 2893c	Planet	0.1976″	—
BD+48 2893b	Planet	0.1976″	—
2MASS J19240475+4903036	Star	48.69″	—
2MASS J19240329+4902471	Star	49.15″	—
2MASS J19240329+4903591	Star	104″	—

Provenance

where this card came from

Archive	Read at (UTC)	Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/kepler-68-e · Registry entry updated 2026-08-14.