UPSA Object Registry
Registry · exoplanet

Kepler-1664 b

Exoplanet 11 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 07m 24.65s
Declination
+49° 15′ 42.0″
Galactic l, b
79.806, 17.76
Magnitude V
13.62
Distance
626.69 pc

Also known as

1 identifiers

Kepler-1664b

Planet

NASA Exoplanet Archive, composite parameters
Host starKepler-1664 · G4V
DiscoveryTransit, 2020 · Kepler
Orbital period14.3868 d
Semi-major axis0.1137 au
Eccentricity0
Radius3.0332 R⊕ · 0.2706 R♃
Mass9.45 M⊕ · 0.0297 M♃
Density1.86 g/cm³
Equilibrium temperature776 K
System distance626.69 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 6 values

ValueUnitUncertainty Band / methodSourceReferenceYear
3.033207 R_earth Transit NASA Exoplanet Archive Armstrong et al. 2021 2021
2.75 R_earth ± 1.4 Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2020
2.75 R_earth ± 1.4 Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2020
2.54 R_earth ± 0.37 Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2020
2.75 R_earth ± 1.4 Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2020
2.5 R_earth ± 1.1 Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2020

Orbital period 8 values

ValueUnitUncertainty Band / methodSourceReferenceYear
14.3868 d Transit NASA Exoplanet Archive Armstrong et al. 2021 2021
14.38681 d ± 1.70e-05 Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2020
14.38683 d ± 1.68e-05 Transit NASA Exoplanet Archive Q1-Q17 DR25 Supplemental KOI Table 2020
14.38681 d ± 1.70e-05 Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2020
14.38683 d ± 1.68e-05 Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2020
14.38681 d ± 1.70e-05 Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2020
14.38679 d ± 6.30e-05 Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2020
14.38682 d ± 1.22e-06 Transit NASA Exoplanet Archive Holczer et al. 2016 2016

Semi-major axis 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
0.1189 au Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2020
0.1189 au Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2020
0.1137 au Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2020
0.1189 au Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2020
0.113 au Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2020

Eccentricity 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
0 Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2020
0 Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2020
0 Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2020
0 Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2020
0 Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2020

Equilibrium temperature 5 values

ValueUnitUncertainty Band / methodSourceReferenceYear
810 K Transit NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2020
810 K Transit NASA Exoplanet Archive Q1-Q12 KOI Table 2020
776 K Transit NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2020
810 K Transit NASA Exoplanet Archive Q1-Q16 KOI Table 2020
781 K Transit NASA Exoplanet Archive Q1-Q8 KOI Table 2020

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
Kepler-1664 Star 0.06039″ 13.67
UCAC4 697-064204 HorBranch* 92.24″ 13.34
2MASS J19071351+4915344 Star 109.2″ —
UCAC4 697-064216 HorBranch* 193.1″ 13.14
2MASS J19073913+4918056 Star 202″ —
Kepler-1B Star 221.7″ —
TrES-2 b Exoplanet 222.8″ 11.25
TrES-2 Star 222.8″ —
Kepler-1 EmLine* 222.8″ 11.25
Kepler-1b Planet 222.8″ —
TYC 3550-1224-1 Star 253.5″ 12.59

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-1664-b · Registry entry updated 2026-08-14.