UPSA Object Registry
Registry · exoplanet

Kepler-1389 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 02m 52.19s
Declination
+44° 45′ 30.1″
Galactic l, b
75.12, 16.83
Magnitude V
14.9
Distance
497.09 pc

Also known as

1 identifiers

Kepler-1389b

Planet

NASA Exoplanet Archive, composite parameters
Host starKepler-1389
DiscoveryTransit, 2016 · Kepler
Orbital period99.2531 d
Semi-major axis0.38249 au
Eccentricity0
Radius1.77 R⊕ · 0.1579 R♃
Mass3.78 M⊕ · 0.0119 M♃
Density3.75 g/cm³
Equilibrium temperature300 K
System distance497.09 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
2.181 R_earth ± 0.098 Transit NASA Exoplanet Archive Berger et al. 2018 2018
1.669 R_earth ± 0.086 Transit NASA Exoplanet Archive Fulton & Petigura 2018 2018
1.77 R_earth ± 0.36 Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2016
1.77 R_earth ± 0.36 Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2016
2.17 R_earth ± 0.15 Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2016
1.64 R_earth ± 0.93 Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2016
1.77 R_earth ± 0.05 Transit NASA Exoplanet Archive Morton et al. 2016 2016
1.77 R_earth ± 0.36 Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2016

Orbital period 10 values

ValueUnitUncertainty Band / methodSourceReferenceYear
99.2535 d ± 0.0004976 Transit NASA Exoplanet Archive Gajdoš et al. 2019 2019
99.2531 d ± 0.0008711 Transit NASA Exoplanet Archive Fulton & Petigura 2018 2018
99.2531 d ± 0.0008711 Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2016
99.2531 d ± 0.0008711 Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2016
99.25323 d ± 0.000916 Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2016
99.25267 d ± 1.65e-05 Transit NASA Exoplanet Archive Holczer et al. 2016 2016
99.25095 d ± 0.00092 Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2016
99.2531 d ± 0.0008711 Transit NASA Exoplanet Archive Morton et al. 2016 2016
99.25323 d ± 0.000916 Transit NASA Exoplanet Archive Q1-Q17 DR25 Supplemental KOI Table 2016
99.2531 d ± 0.0008711 Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2016

Semi-major axis 6 values

ValueUnitUncertainty Band / methodSourceReferenceYear
0.38249 au ± 0.00388 Transit NASA Exoplanet Archive Fulton & Petigura 2018 2018
0.3825 au Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2016
0.3825 au Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2016
0.3869 au Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2016
0.387 au Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2016
0.3825 au Transit NASA Exoplanet Archive Q1-Q17 DR24 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-Q12 KOI Table 2016
0 Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2016
0 Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2016
0 Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2016

Equilibrium temperature 5 values

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

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
Kepler-1389 Star 0.2107″ —
2MASS J19024912+4445152 Star 35.91″ —
2MASS J19025474+4445599 Star 40.35″ —
2MASS J19024466+4444221 Star 105.1″ —
2MASS J19024996+4447349 Star 127.1″ —
2MASS J19024342+4447359 Star 156.7″ —
2MASS J19030792+4445468 RGB* 168.5″ —
2MASS J19024472+4448058 Star 174.9″ —
2MASS J19023679+4447017 Star 187.9″ —
TYC 3132-924-1 HorBranch* 201.9″ 10.85
TYC 3132-580-1 PulsV* 220.3″ 11.6

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/kepler-1389-b · Registry entry updated 2026-08-14.