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TIC 198190129 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TIC 198190129 b

Confirmed exoplanet · Neptune Like

TIC 198190129 b

Orbiting TIC 198190129

Discovered in 2026 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 TIC 198190129 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Transit
Radius: 2.922849 R⊕
Mass: 8.87 M⊕
Orbit: 7.948049 days
Distance: 130.035 pc

Planet profile

Orbit and physical properties

Orbital period: 7.948049 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 2.922849 Earth radii
Mass: 8.87 Earth masses
Mass provenance: M-R relationship
Density: 1.95 g/cm³
Equilibrium temperature: Not reported by the NASA Exoplanet Archive
Insolation: Not reported by the NASA Exoplanet Archive

Host system

Star and system properties

Host star: TIC 198190129
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 4,377.53 K
Stellar radius: 0.640675 R☉
Stellar mass: 0.638 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 130.035 parsecs
Right ascension: 16h25m19.75s
Declination: +60d22m37.71s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,026
Publication date: 2026-05
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 ↗

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