Planet Kepler-449 Ac

Detailed information about planet Kepler-449 Ac and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

Kepler-449 Ac

Planet Status

Confirmed

Discovered in

2015

Update

2024-07-28

Mass

—

Mass*sin(i)

—

Semi-Major Axis

—

Orbital Period

33.6727 (\pm 0.001)

day 1 publication

Eccentricity from transit photometry: small planets in Kepler multi-planet systems have low eccentricities

Eccentricity

0.05 (\begin{matrix} + 0.24 \\ - 0.05 \end{matrix})

1 publication

Eccentricity from transit photometry: small planets in Kepler multi-planet systems have low eccentricities

ω

—

T_peri

—

Radius

0.247 (\begin{matrix} + 0.008 \\ - 0.008 \end{matrix})

R_J 1 publication

Eccentricity from transit photometry: small planets in Kepler multi-planet systems have low eccentricities

Inclination

—

Detection Method

Primary Transit

Mass Meas. Method

—

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

—

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

2MASS J19345587+4154030 c, K00270.02, KIC 06528464 c, KOI-270 c, KOI-270.02, WISE J193455.87+415402.5 c

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Star

Name

Kepler-449 A

Distance

241.949 pc 1 publication

The Revised TESS Input Catalog and Candidate Target List

Spectral type

G2IV

Apparent magnitude V

11.411

Mass

1.02 (\begin{matrix} + 0.033 \\ - 0.035 \end{matrix})

M_Sun 1 publication

False Positive Probabilities for all Kepler Objects of Interest: 1284 Newly Validated Planets and 428 Likely False Positives

Age

9.77 (\begin{matrix} + 1.4 \\ - 1.3 \end{matrix})

Gyr 1 publication

False Positive Probabilities for all Kepler Objects of Interest: 1284 Newly Validated Planets and 428 Likely False Positives

Effective temperature

5654.0 (\begin{matrix} + 81.38 \\ - 87.0 \end{matrix})

K 2 publications

Planetary Candidates Observed by Kepler. III. Analysis of the First 16 Months of Data
False Positive Probabilities for all Kepler Objects of Interest: 1284 Newly Validated Planets and 428 Likely False Positives

Radius

1.51 (\begin{matrix} + 0.034 \\ - 0.035 \end{matrix})

R_Sun 1 publication

False Positive Probabilities for all Kepler Objects of Interest: 1284 Newly Validated Planets and 428 Likely False Positives

Metallicity [Fe/H]

0.04 (\begin{matrix} + 0.055 \\ - 0.033 \end{matrix})

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

19:34:55.9

Dec₂₀₀₀

+41:54:03.0

Alternate Names

KOI-270, KIC 6528464, 2MASS J19345587+4154030, WISE J193455.87+415402.5

Kepler-449 has a stellar companion separated by 0.05 arcsec with similar characteristics (Adams et al. 2012). Van Eylen & Albrecht (2015) can attribute the orbiting planets to one or the other star, without changing significantly their properties.

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