UPSA Object Registry
Registry · exoplanet

AF Lep b

Exoplanet 85 papers
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
05h 27m 04.78s
Declination
−11° 54′ 04.2″
Galactic l, b
214.37, -24.04
Magnitude V
6.332
Distance
26.856 pc

Also known as

1 identifiers

AF Lep b

Planet

NASA Exoplanet Archive, composite parameters
Host starAF Lep · F8
DiscoveryImaging, 2023 · Paranal Observatory
Orbital period8,905 d
Semi-major axis8.996 au
Eccentricity0.015
Radius13 R⊕ · 1.16 R♃
Mass1,147.4 M⊕ · 3.61 M♃
Density2.87 g/cm³
Equilibrium temperature1,400 K
System distance26.856 pc

Recorded parameters

1 quantity with a single published value
ParameterValueUnitUncertainty As publishedSourceReference
Equilibrium temperature 1,400 K ± 300 Imaging NASA Exoplanet Archive Mesa et al. 2023

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 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
1,188.678 M_earth ± 168.4 Imaging NASA Exoplanet Archive Bonse et al. 2025 2025
1,147.361 M_earth ± 155.7 Imaging NASA Exoplanet Archive Denis et al. 2025 2025
1,366.662 M_earth ± 921.7 Imaging NASA Exoplanet Archive De Rosa et al. 2023 2023
1,017.051 M_earth ± 222.5 Imaging NASA Exoplanet Archive Franson et al. 2023 2023
1,664.467 M_earth ± 27.02 Imaging NASA Exoplanet Archive Mesa et al. 2023 2023

Orbital period 4 values

ValueUnitUncertainty Band / methodSourceReferenceYear
8,905 d ± 400 Imaging NASA Exoplanet Archive Denis et al. 2025 2025
9,060 d ± 3,650 Imaging NASA Exoplanet Archive De Rosa et al. 2023 2023
8,030 d ± 1,800 Imaging NASA Exoplanet Archive Franson et al. 2023 2023
7,520 d ± 1,200 Imaging NASA Exoplanet Archive Mesa et al. 2023 2023

Semi-major axis 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
9.01 au ± 0.2 Imaging NASA Exoplanet Archive Bonse et al. 2025 2025
8.996 au ± 0.19 Imaging NASA Exoplanet Archive Denis et al. 2025 2025
9.3 au ± 2.3 Imaging NASA Exoplanet Archive De Rosa et al. 2023 2023
8.4 au ± 1.1 Imaging NASA Exoplanet Archive Franson et al. 2023 2023
7.99 au ± 0.85 Imaging NASA Exoplanet Archive Mesa et al. 2023 2023

Eccentricity 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
0.031 ± 0.027 Imaging NASA Exoplanet Archive Bonse et al. 2025 2025
0.015 ± 0.029 Imaging NASA Exoplanet Archive Denis et al. 2025 2025
0.32 ± 0.41 Imaging NASA Exoplanet Archive De Rosa et al. 2023 2023
0.24 ± 0.27 Imaging NASA Exoplanet Archive Franson et al. 2023 2023
0.47 ± 0.17 Imaging NASA Exoplanet Archive Mesa et al. 2023 2023

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
AF Lep Star 0.003074″ —
V* AF Lep RSCVnV* 0.8084″ 6.295

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/af-lep-b · Registry entry updated 2026-08-14.