UPSA Object Registry
Registry · deep sky

Kepler-128

Eruptive* SIMBAD Er* F2 109 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
18h 49m 58.13s
Declination
+43° 58′ 48.7″
Galactic l, b
73.494, 18.71
Magnitude V
11.38
Parallax
2.5134 mas
Redshift z
-7.215e-05
Radial velocity
-21.63 km/s
Proper motion
6.074, 11.91 mas/yr

Also known as

1 identifiers

Kepler-128

Published measurements

3 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 15 values

ValueUnitUncertainty Band / methodSourceReferenceYear
1.155 M_sun ± 0.073 NASA Exoplanet Archive Ofir et al. 2025 2025
1.155 M_sun ± 0.0375 NASA Exoplanet Archive Weiss et al. 2024 2024
1.184 M_sun ± 0.074 NASA Exoplanet Archive Leleu et al. 2023 2023
1.155 M_sun ± 0.073 NASA Exoplanet Archive Fulton & Petigura 2018 2018
1.22 M_sun ± 0.074 NASA Exoplanet Archive Morton et al. 2016 2016
1.09 M_sun ± 0.08 NASA Exoplanet Archive Hadden & Lithwick 2016 2016
1.184 M_sun ± 0.074 NASA Exoplanet Archive Everett et al. 2015 2015
1.18 M_sun ± 0.07 NASA Exoplanet Archive Xie 2014 2014
1.18 M_sun NASA Exoplanet Archive Hadden et al. 2014 2014
1.092 M_sun ± 0.078 NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2013
1.14 M_sun ± 0.1796 NASA Exoplanet Archive TICv8 2013
1.184 M_sun ± 0.074 NASA Exoplanet Archive Q1-Q12 KOI Table 2013
Show the remaining 3
ValueUnitUncertainty Band / methodSourceReferenceYear
1.184 M_sun ± 0.074 NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2013
1.184 M_sun ± 0.074 NASA Exoplanet Archive Q1-Q16 KOI Table 2013
1.198 M_sun ± 0.093 NASA Exoplanet Archive Q1-Q8 KOI Table 2013

Radius 15 values

ValueUnitUncertainty Band / methodSourceReferenceYear
1.653 R_sun ± 0.021 NASA Exoplanet Archive Ofir et al. 2025 2025
1.659 R_sun ± 0.038 NASA Exoplanet Archive Leleu et al. 2023 2023
1.66 R_sun ± 0.038 NASA Exoplanet Archive Fulton & Petigura 2018 2018
1.675 R_sun ± 0.071 NASA Exoplanet Archive Berger et al. 2018 2018
1.7 R_sun ± 0.048 NASA Exoplanet Archive Morton et al. 2016 2016
1.61 R_sun ± 0.1 NASA Exoplanet Archive Hadden & Lithwick 2016 2016
1.659 R_sun ± 0.038 NASA Exoplanet Archive Everett et al. 2015 2015
1.66 R_sun ± 0.04 NASA Exoplanet Archive Xie 2014 2014
1.659 R_sun NASA Exoplanet Archive Hadden et al. 2014 2014
1.613 R_sun ± 0.098 NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2013
1.74633 R_sun ± 0.061 NASA Exoplanet Archive TICv8 2013
1.659 R_sun ± 0.038 NASA Exoplanet Archive Q1-Q12 KOI Table 2013
Show the remaining 3
ValueUnitUncertainty Band / methodSourceReferenceYear
1.659 R_sun ± 0.038 NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2013
1.659 R_sun ± 0.038 NASA Exoplanet Archive Q1-Q16 KOI Table 2013
1.55 R_sun ± 0.22 NASA Exoplanet Archive Q1-Q8 KOI Table 2013

Effective temperature 11 values

ValueUnitUncertainty Band / methodSourceReferenceYear
6,072 K ± 75 NASA Exoplanet Archive Leleu et al. 2023 2023
6,081 K ± 60 NASA Exoplanet Archive Fulton & Petigura 2018 2018
6,081 K ± 122 NASA Exoplanet Archive Berger et al. 2018 2018
6,136 K ± 33.4 NASA Exoplanet Archive Morton et al. 2016 2016
6,072 K ± 75 NASA Exoplanet Archive Everett et al. 2015 2015
6,063 K ± 85 NASA Exoplanet Archive Q1-Q17 DR25 KOI Table 2013
6,083 K ± 92.08 NASA Exoplanet Archive TICv8 2013
6,072 K ± 75 NASA Exoplanet Archive Q1-Q12 KOI Table 2013
6,072 K ± 75 NASA Exoplanet Archive Q1-Q17 DR24 KOI Table 2013
6,072 K ± 75 NASA Exoplanet Archive Q1-Q16 KOI Table 2013
6,090 K ± 100 NASA Exoplanet Archive Q1-Q8 KOI Table 2013

Related objects

ObjectTypeRelation
Kepler-128 b Exoplanethost
Kepler-128 c Exoplanethost

In the same field

within 9 arcmin · wider search
ObjectTypeSeparationV
Kepler-128 b Exoplanet 0.2072″ 11.69
Kepler-128 c Exoplanet 0.2072″ 11.69
2MASS J18501686+4358284 PulsV* 203.1″ —
2MASS J18494204+4356529 Star 208.9″ —
2MASS J18502179+4359132 Star 256.5″ —
2MASS J18495935+4403116 Star 263.3″ —
UCAC4 671-068090 Star 297.6″ 15.43
TYC 3131-336-1 SB* 320″ 10.77
2MASS J18502151+4355242 Star 324.9″ —
ATO J282.5665+44.0546 EclBin 329.9″ —
Kepler-185 b Exoplanet 330.8″ 14.56

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-128-6806339 · Registry entry updated 2026-08-14.