UPSA Object Registry
Registry · exoplanet

K2-351 b

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
13h 46m 36.54s
Declination
−11° 48′ 17.9″
Galactic l, b
323.69, 48.83
Magnitude V
14.2
Distance
694.73 pc

Planet

NASA Exoplanet Archive, composite parameters
Host starK2-351
DiscoveryTransit, 2021 · K2
Orbital period7.80616 d
Semi-major axis— au
Eccentricity—
Radius2.54 R⊕ · 0.2266 R♃
Mass6.99 M⊕ · 0.022 M♃
Density2.34 g/cm³
Equilibrium temperature934 K
System distance694.73 pc

Recorded parameters

1 quantity with a single published value
ParameterValueUnitUncertainty As publishedSourceReference
Equilibrium temperature 934 K ± 28 Transit NASA Exoplanet Archive de Leon et al. 2021

Published measurements

2 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.

Radius 2 values

ValueUnitUncertainty Band / methodSourceReferenceYear
2.54 R_earth ± 0.25 Transit NASA Exoplanet Archive de Leon et al. 2021 2021
3.03 R_earth ± 0.17 Transit NASA Exoplanet Archive Kruse et al. 2019 2019

Orbital period 4 values

ValueUnitUncertainty Band / methodSourceReferenceYear
7.806164 d ± 0.000673 Transit NASA Exoplanet Archive de Leon et al. 2021 2021
7.80692 d ± 0.00062 Transit NASA Exoplanet Archive Kruse et al. 2019 2019
7.806511 d Transit NASA Exoplanet Archive Barros et al. 2016 2016
7.806 d Transit NASA Exoplanet Archive Pope et al. 2016 2016

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
K2-351 Star 0″ —
UCAC4 391-059608 Star 0.2587″ 14.15
TYC 5549-240-1 Star 234″ 11.4
UCAC4 392-057305 RGB* 322.7″ 12.54
LCDCS 0825 ClG 396.8″ —
TYC 5549-828-1 Star 468.5″ 11.81
TYC 5549-1247-1 Star 481.9″ 10.94
Fermi bn100218194 gammaBurst 488.1″ —
BD-11 3592 Star 512.7″ 10.58

Provenance

where this card came from
ArchiveRead at (UTC)Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/k2-351-b · Registry entry updated 2026-08-14.