Planet Kepler-54 Ad

Detailed information about planet Kepler-54 Ad and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

Kepler-54 Ad

Planet Status

Confirmed

Discovered in

2014

Publication Status

Announced on a website

Update

2025-09-05

Mass

—

Mass*sin(i)

—

Semi-Major Axis

0.126 AU 1 publication

Validation of Kepler's Multiple Planet Candidates. III: Light Curve Analysis & Announcement of Hundreds of New Multi-planet Systems

Orbital Period

20.995694 (\begin{matrix} + 0.000143 \\ - 0.000143 \end{matrix})

day 1 publication

Validation of Kepler's Multiple Planet Candidates. III: Light Curve Analysis & Announcement of Hundreds of New Multi-planet Systems

Eccentricity

—

Angular distance

—

ω

—

T_peri

—

Radius

0.136 (\begin{matrix} + 0.007 \\ - 0.007 \end{matrix})

R_J 1 publication

Validation of Kepler's Multiple Planet Candidates. III: Light Curve Analysis & Announcement of Hundreds of New Multi-planet Systems

Inclination

—

Detection Method

Primary Transit

Mass Meas. Method

—

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

0.23 (\begin{matrix} + 0.19 \\ - 0.19 \end{matrix})

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 J19390574+4303226 d, K00886.03, KIC 7455287 d, KOI-886 d, KOI-886.03, WISE J193905.74+430322.4 d

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Star

Name

Kepler-54 A

Distance

271.7 (\pm 2.92)

pc 1 publication

The Revised TESS Input Catalog and Candidate Target List

Spectral type

M1V

Apparent magnitude V

16.3

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.524 (\pm 0.02)

M_Sun 2 publications

Transit Timing Observations from Kepler: VII. Confirmation of 27 planets in 13 multiplanet systems via Transit Timing Variations and orbital stability
The Revised TESS Input Catalog and Candidate Target List

Age

4.17 (\begin{matrix} + 5.81 \\ - 2.52 \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

3768.0 (\pm 157.0)

K 1 publication

The Revised TESS Input Catalog and Candidate Target List

Radius

0.527 (\pm 0.016)

R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

-0.27 (\begin{matrix} + 0.088 \\ - 0.09 \end{matrix})

1 publication

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

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

19:39:05.7

Dec₂₀₀₀

+43:03:22.7

Alternate Names

2MASS J19390574+4303226, KIC 7455287, KOI-886, WISE J193905.74+430322.4

Eeles-Nolle & Armstrong (2025): A faint companion, likely a very low-mass M dwarf or even a white dwarf (Gaia DR3 2077974691857195648, G = 20.69), lies 33.22 arcseconds away (9,035 AUs at 272 pc).

No link

Simbad
Most recent references (ADS)

Planet Kepler-54 Ad

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 3 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Planet Kepler-54 Ad

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 3 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Related publications

A high stellar multiplicity rate amongst TESS planet candidates in the Neptunian desert using Gaia DR3 astrometry

Identification and Characterization of an Exoplanet Candidate Using Multi-Mission Photometry and Spectroscopy.

The Revised TESS Input Catalog and Candidate Target List

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

Hubble Space Telescope High Resolution Imaging of Kepler Small and Cool Exoplanet Host Stars

Validation of Kepler's Multiple Planet Candidates. III: Light Curve Analysis & Announcement of Hundreds of New Multi-planet Systems

Transit Timing Observations from Kepler: VII. Confirmation of 27 planets in 13 multiplanet systems via Transit Timing Variations and orbital stability