UPSA Object Registry
Registry · exoplanet

Kepler-801 b

Exoplanet 19 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
19h 04m 18.04s
Declination
+44° 39′ 52.7″
Galactic l, b
75.128, 16.56
Magnitude V
15.6
Distance
440.43 pc

Also known as

1 identifiers

Kepler-801b

Planet

NASA Exoplanet Archive, composite parameters
Host starKepler-801 · M1V
DiscoveryTransit, 2016 · Kepler
Orbital period11.4193 d
Semi-major axis0.0795 au
Eccentricity0
Radius2 R⊕ · 0.1784 R♃
Mass4.66 M⊕ · 0.0147 M♃
Density3.2 g/cm³
Equilibrium temperature419 K
System distance440.43 pc

Published measurements

5 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 8 values

ValueUnitUncertainty Band / methodSourceReferenceYear
2.09 R_earth ± 0.08 Transit NASA Exoplanet Archive Gaidos et al. 2024 2024
2.072 R_earth ± 0.075 Transit NASA Exoplanet Archive Berger et al. 2018 2018
1.55 R_earth ± 0.25 Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2016
2.05 R_earth ± 0.09 Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2016
2 R_earth ± 0.08 Transit NASA Exoplanet Archive Morton et al. 2016 2016
1.55 R_earth ± 0.25 Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2016
1.55 R_earth ± 0.25 Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2016
1.48 R_earth ± 0.16 Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2016

Orbital period 10 values

ValueUnitUncertainty Band / methodSourceReferenceYear
11.42 d Transit NASA Exoplanet Archive Gaidos et al. 2024 2024
11.41921 d ± 2.16e-05 Transit NASA Exoplanet Archive Gajdoš et al. 2019 2019
11.41928 d ± 2.44e-05 Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2016
11.41927 d ± 8.30e-05 Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2016
11.41928 d ± 2.44e-05 Transit NASA Exoplanet Archive Morton et al. 2016 2016
11.41928 d ± 2.44e-05 Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2016
11.41928 d ± 2.44e-05 Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2016
11.41926 d ± 2.32e-05 Transit NASA Exoplanet Archive Q1-Q17 DR25 Supplemental KOI Table 2016
11.41926 d ± 1.91e-06 Transit NASA Exoplanet Archive Holczer et al. 2016 2016
11.41926 d ± 2.32e-05 Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2016

Semi-major axis 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
0.0793 au Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2016
0.085 au Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2016
0.0793 au Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2016
0.0793 au Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2016
0.0795 au Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2016

Eccentricity 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
0 Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2016
0 Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2016
0 Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2016
0 Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2016
0 Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2016

Equilibrium temperature 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
419 K Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2016
524 K Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2016
419 K Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2016
419 K Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2016
419 K Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2016

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
Kepler-801 Star 0.1082″ —
UCAC4 674-068393 RGB* 77.86″ 13.47
KOI-5536 Star 98.39″ —
UCAC4 674-068409 HorBranch* 99.38″ 12.7
TYC 3132-1234-1 HighPM* 124.7″ 11.47
2MASS J19043609+4439098 Star 197.3″ —
2MASS J19041067+4443030 Star 205.9″ —
2MASS J19035807+4440301 Star 216.2″ —
TYC 3132-266-1 SB* 216.3″ 11.1
UCAC4 674-068372 RGB* 219.4″ 13.56
2MASS J19042096+4435302 Star 264.2″ —

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/kepler-801-b · Registry entry updated 2026-08-14.