Planet KOI-521.02

Detailed information about planet KOI-521.02 and its parameters.

Planet

Name
KOI-521.02
Planet Status
Candidate
Discovered in
2017
Publication
Status
Announced on a website
Update
2024-06-30
Mass
Mass*sin(i)
Semi-Major Axis
0.0958 AU
Orbital Period
10.8206034 ( ± 0.0001568 ) day
Eccentricity
Angular distance
ω
Tperi
Radius
0.1062 ( +0.0312 -0.017 ) RJ
Inclination
Detection Method
Primary Transit
Mass Meas. Method
Radius Meas. Method
Primary Transit
Primary transit
2454973.508 ( ± 0.012 ) JD
Secondary transit
λ
Impact Parameter b
0.592 ( +0.38 -0.395 )
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
885.0 K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names
Kepler-1989 c
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

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Star

Name
Kepler-1989 A
Distance
Spectral type
G0IV-V
Apparent magnitude V
14.29
Apparent magnitude I
Apparent magnitude J
Apparent magnitude H
Apparent magnitude K
Mass
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000
19:22:56.4
Dec2000
+44:05:28.8
Alternate Names
KIC 8162789, KOI-521, 2MASS J19225643+4405287

Furlan et al. (2017) report a nearly equal companion star to Kepler-19898 about 4180 AUs away.

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