UPSA Object Registry
Registry · exoplanet

WASP-76 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
01h 46m 31.90s
Declination
+02° 42′ 01.4″
Galactic l, b
149.09, -57.35
Magnitude V
9.518
Distance
194.46 pc

Planet

NASA Exoplanet Archive, composite parameters
Host starWASP-76 · F7
DiscoveryTransit, 2016 · SuperWASP
Orbital period1.80988 d
Semi-major axis0.033 au
Eccentricity0
Radius20.781 R⊕ · 1.854 R♃
Mass284.14 M⊕ · 0.894 M♃
Density0.17 g/cm³
Equilibrium temperature2,228 K
System distance194.46 pc

Published measurements

6 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 4 values

ValueUnitUncertainty Band / methodSourceReferenceYear
289.2239 M_earth ± 13.35 Transit NASA Exoplanet Archive Fu et al. 2021 2021
284.1386 M_earth ± 4.45 Transit NASA Exoplanet Archive Ehrenreich et al. 2020 2020
276.5107 M_earth ± 9.535 Transit NASA Exoplanet Archive Brown et al. 2017 2017
292.4036 M_earth ± 9.535 Transit NASA Exoplanet Archive West et al. 2016 2016

Radius 6 values

ValueUnitUncertainty Band / methodSourceReferenceYear
20.51243 R_earth ± 0.4484 Transit NASA Exoplanet Archive Alexoudi 2022 2022
20.68057 R_earth ± 0.5604 Transit NASA Exoplanet Archive Fu et al. 2021 2021
20.78145 R_earth ± 0.8631 Transit NASA Exoplanet Archive Ehrenreich et al. 2020 2020
19.39154 R_earth ± 0.3363 Transit NASA Exoplanet Archive Brown et al. 2017 2017
21.95555 R_earth ± 1.097 Transit NASA Exoplanet Archive ExoFOP 2016
20.51247 R_earth ± 0.6725 Transit NASA Exoplanet Archive West et al. 2016 2016

Orbital period 9 values

ValueUnitUncertainty Band / methodSourceReferenceYear
1.809885 d ± 1.00e-07 Transit NASA Exoplanet Archive Demangeon et al. 2024 2024
1.80988 d ± 2.70e-07 Transit NASA Exoplanet Archive Kokori et al. 2023 2023
1.809881 d ± 1.80e-07 Transit NASA Exoplanet Archive Ivshina & Winn 2022 2022
1.809881 d ± 7.00e-07 Transit NASA Exoplanet Archive Kokori et al. 2022 2022
1.809882 d ± 3.00e-07 Transit NASA Exoplanet Archive Fu et al. 2021 2021
1.809882 d ± 6.40e-07 Transit NASA Exoplanet Archive Ehrenreich et al. 2020 2020
1.809886 d ± 1.00e-06 Transit NASA Exoplanet Archive Brown et al. 2017 2017
1.809881 d ± 1.51e-07 Transit NASA Exoplanet Archive ExoFOP 2016
1.809886 d ± 1.00e-06 Transit NASA Exoplanet Archive West et al. 2016 2016

Semi-major axis 4 values

ValueUnitUncertainty Band / methodSourceReferenceYear
0.03304 au ± 0.00058 Transit NASA Exoplanet Archive Fu et al. 2021 2021
0.033 au ± 0.0002 Transit NASA Exoplanet Archive Ehrenreich et al. 2020 2020
0.033 au ± 0.0005 Transit NASA Exoplanet Archive Brown et al. 2017 2017
0.033 au ± 0.0005 Transit NASA Exoplanet Archive West et al. 2016 2016

Eccentricity 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
0.0067 Transit NASA Exoplanet Archive Demangeon et al. 2024 2024
0.016 ± 0.018 Transit NASA Exoplanet Archive Fu et al. 2021 2021
0 Transit NASA Exoplanet Archive Ehrenreich et al. 2020 2020
0 Transit NASA Exoplanet Archive Brown et al. 2017 2017
0 Transit NASA Exoplanet Archive West et al. 2016 2016

Equilibrium temperature 6 values

ValueUnitUncertainty Band / methodSourceReferenceYear
2,182 K ± 35 Transit NASA Exoplanet Archive Alexoudi 2022 2022
2,231 K ± 37 Transit NASA Exoplanet Archive Fu et al. 2021 2021
2,228 K ± 122 Transit NASA Exoplanet Archive Ehrenreich et al. 2020 2020
2,153.6 K ± 32.8 Transit NASA Exoplanet Archive Brown et al. 2017 2017
2,159.43 K Transit NASA Exoplanet Archive ExoFOP 2016
2,160 K ± 40 Transit NASA Exoplanet Archive West et al. 2016 2016

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
WASP-76 Star 0″ —
BD+01 316 EmLine* 0.9452″ 9.52
BD+01 316b Planet 0.9452″ —
SDSS J014643.72+024326.1 QSO 196.3″ —
SDSS J014632.15+024815.9 QSO 374.5″ —
SDSS J014615.00+024804.4 QSO 442.6″ —
SDSS J014659.46+024540.6 QSO 467.5″ —
LEDA 6551 HIIG 481.6″ —

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/wasp-76-b · Registry entry updated 2026-08-14.