Skip to content

Missions Planets Black Holes 3D Map Agencies Blog About Sign in

Menu

Missions Planets Black Holes 3D Map Agencies Blog About Sign in

Acquiring mission data

Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

This is an independent informational project and is not affiliated with, endorsed by, or sponsored by NASA, ESA, JAXA, Roscosmos, CNSA, ISRO, CSA, or any other space agency. Agency names, logos, and other marks are used for identification where permitted by their respective usage policies.

A passion project from the team behind Apex Rental Pro.

Community discussion

Comments 0

No comments yet. The airlock is open.

Sign in or create an account to comment and vote.

HIP 9618 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HIP 9618 b

Confirmed exoplanet · Neptune Like

HIP 9618 b

Orbiting HIP 9618

Discovered in 2023 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of HIP 9618 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,023
Method: Transit
Radius: 3.828381 R⊕
Mass: 8.3 M⊕
Orbit: 20.772858 days
Distance: 67.5478 pc

Planet profile

Orbit and physical properties

Orbital period: 20.772858 days
Semi-major axis: 0.145 AU
Eccentricity: 0
Radius: 3.828381 Earth radii
Mass: 8.3 Earth masses
Mass provenance: Mass
Density: 0.81 g/cm³
Equilibrium temperature: 640.88 K
Insolation: 40.3 Earth flux

Host system

Star and system properties

Host star: HIP 9618
Stars in system: 1
Known planets in system: 2
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,649 K
Stellar radius: 0.9593 R☉
Stellar mass: 0.942 M☉
Stellar metallicity: -0.018 dex
Stellar age: 5.6 Gyr
Distance: 67.5478 parsecs
Right ascension: 02h03m37.20s
Declination: +21d16m52.78s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,023
Publication date: 2023-08
Discovery locale: Space
Facility: Transiting Exoplanet Survey Satellite (TESS)
Telescope: 0.1 m TESS Telescope
Instrument: TESS CCD Array
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HIP 9618 b.

Generic neptune like catalog artwork; not a direct image of HIP 9618 b — Apex Andromeda catalog artwork