89 Leonis
89 Leonis is a single star in the equatorial constellation of Leo, the lion. It has a yellow-white hue and is faintly visible to the naked eye with an apparent visual magnitude of 5.70. Based upon parallax measurements, it is located at a distance of 88 light years from the Sun. The star has a high proper motion and is moving further away with a radial velocity of +4.8 km/s. It is a candidate member of the TW Hydra stellar kinematic group.

This is an F-type main-sequence star with a stellar classification of F5.5V. It is an estimated 1.13 billion years old and is spinning with a rotation period of 7.73 days. It shows evidence of a short-term activity cycle lasting  days. The star has 1.3 times the mass of the Sun and 1.4 times the Sun's radius. It is radiating three times the luminosity of the Sun from its photosphere at an effective temperature of 6,461 K.
Q523
star
Concept
Q187646
equatorial
Concept
Q8928
constellation
Concept
Q8853
Leo
CEL
Q124313
apparent visual magnitude
Concept
Q906561
parallax
Concept
Q531
light year
Concept
Q525
Sun
CEL
Q193223
proper motion
Concept
Q240105
radial velocity
Concept
Q2444961
TW Hydra stellar kinematic group
Concept
Q1353952
F-type main-sequence star
Concept
Q25377588
stellar classification
Concept
Q180892
mass of the Sun
Concept
Q48440
Sun's radius
Concept
Q843877
luminosity of the Sun
Concept
Q6372
photosphere
Concept
Q854050
effective temperature
Concept
Q5681154
89 Leonis
CEL
+89^^http://www.w3.org/2001/XMLSchema#decimal
89
NUMBER
+5.70^^http://www.w3.org/2001/XMLSchema#decimal
5.70
NUMBER
+88^^http://www.w3.org/2001/XMLSchema#decimal
88
NUMBER
++4.8^^http://www.w3.org/2001/XMLSchema#decimal
+4.8
NUMBER
+5.5^^http://www.w3.org/2001/XMLSchema#decimal
5.5
NUMBER
+1.13^^http://www.w3.org/2001/XMLSchema#decimal
1.13
NUMBER
+7.73^^http://www.w3.org/2001/XMLSchema#decimal
7.73
NUMBER
+1.3^^http://www.w3.org/2001/XMLSchema#decimal
1.3
NUMBER
+1.4^^http://www.w3.org/2001/XMLSchema#decimal
1.4
NUMBER
instance of
constellation
instance of