Planet KPNO-Tau 7

Detailed information about planet KPNO-Tau 7 and its parameters.

Planet

Name
KPNO-Tau 7
Planet Status
Confirmed
Discovered in
2002
Publication
Status
Published in a refereed paper
Update
2025-08-16
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
Angular distance
334.4 arcsec
ω
Tperi
Radius
Inclination
Detection Method
Imaging
Mass Meas. Method
Spectrum
Radius Meas. Method
Flux
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
3024.0 K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names
DK Tau (AB)b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

Spectral type M8e. L = 0.0063 LSol. Member of Taurus-Auriga star-forming region. Age 1-2 Myr.
Joncour et al. (2017) deem KPNO-Tau 7 to be gravitationally bound to binary protostar DKTauri 46,782 AUs away, hence turning out a widely separated circumbinary protoplanet.

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Star

Young binary with a similar companion star (DK Tau B) 2.29 arcseconds away (293 AUs at 128 pc).

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