Planet BEBOP-2 (AB)b

Detailed information about planet BEBOP-2 (AB)b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

BEBOP-2 (AB)b

Planet Status

Confirmed

Discovered in

2021

Publication Status

Published in a refereed paper

Update

2026-03-20

Mass

2.84 (\pm 0.25)

M_J 2 publications

Dynamics and habitability of the TESS circumbinary systems TOI-1338 and TIC-172900988
TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Mass*sin(i)

—

Semi-Major Axis

0.867 AU 1 publication

Dynamics and habitability of the TESS circumbinary systems TOI-1338 and TIC-172900988

Orbital Period

188.763 (\pm 7.5)

day 2 publications

Dynamics and habitability of the TESS circumbinary systems TOI-1338 and TIC-172900988
TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Eccentricity

0.089 (\pm 0.035)

2 publications

Dynamics and habitability of the TESS circumbinary systems TOI-1338 and TIC-172900988
TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Angular distance

—

ω

196.5 deg 1 publication

Dynamics and habitability of the TESS circumbinary systems TOI-1338 and TIC-172900988

T_peri

—

Radius

0.9876 (\pm 0.0419)

R_J 1 publication

TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Inclination

—

Detection Method

Primary Transit

Mass Meas. Method

—

Radius Meas. Method

Primary Transit

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

TIC 172900988 (AB)b

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Star

Name

BEBOP-2 (AB)

Distance

246.263 (\pm 0.904)

pc 1 publication

TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Spectral type

F9/G0V+F9/G0V

Apparent magnitude V

10.14

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

2.4398 (\pm 0.0014)

M_Sun 1 publication

TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Age

3.1 (\pm 0.1)

Gyr 1 publication

TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Effective temperature

6030.0 (\pm 100.0)

K 1 publication

TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Radius

—

Metallicity [Fe/H]

0.34 (\pm 0.1)

1 publication

TIC 172900988: A Transiting Circumbinary Planet Detected in One Sector of TESS Data

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

08:34:39.0

Dec₂₀₀₀

+31:33:14.0

Alternate Names

TIC 172900988

19 May 2021:
TIC 172900988 (AB) is an eclipsing binary with a period 19 days,and individual masses and radii of 1.2377 and 1.2021 M_sun and 1.3827 and 1.3141 Rsun respectively (Kostov et al. 2021).
The mass given he is the sum of the two component masses.

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