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.

HD 207897 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 207897 b

Confirmed exoplanet · Super Earth

HD 207897 b

Orbiting HD 207897

Discovered in 2021 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of HD 207897 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Transit
Radius: 2.343021 R⊕
Mass: 14.8 M⊕
Orbit: 16.20166 days
Distance: 28.2938 pc

Planet profile

Orbit and physical properties

Orbital period: 16.20166 days
Semi-major axis: 0.117 AU
Eccentricity: 0
Radius: 2.343021 Earth radii
Mass: 14.8 Earth masses
Mass provenance: Mass
Density: 6.29 g/cm³
Equilibrium temperature: 581.75 K
Insolation: 26.5 Earth flux

Host system

Star and system properties

Host star: HD 207897
Stars in system: 1
Known planets in system: 1
Spectral type: K0 V
Stellar temperature: 5,106 K
Stellar radius: 0.7827 R☉
Stellar mass: 0.8208 M☉
Stellar metallicity: -0.03 dex
Stellar age: 4.7 Gyr
Distance: 28.2938 parsecs
Right ascension: 21h40m48.39s
Declination: +84d20m01.54s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,021
Publication date: 2022-02
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 ↗

Community discussion

Comments 0

No comments yet. The airlock is open.

Sign in or create an account to comment and vote.