Eta Antliae
Eta Antliae (η Ant, η Antliae) is the Bayer designation for a double star in the southern constellation of Antlia. The brighter component has an apparent visual magnitude of 5.222, making it visible to the naked eye. Parallax measurements of the system yield a distance estimate of from Earth.

The main component has a stellar classification of F1 V, which indicates that it is an F-type main sequence star. This star has 55% more mass than the Sun. It shines with 6.6 times the Sun's luminosity at an effective temperature of 7,132 K. This heat gives it the yellow-white glow of an F-type star. It has a faint companion located 31 arcseconds away with an apparent magnitude of +11.3. Most likely this pair form a binary star system.
Q105616
Bayer designation
Concept
Q13890
double star
Concept
Q8928
constellation
Concept
Q10481
Antlia
CEL
Q124313
apparent visual magnitude
Concept
Q165074
Parallax
Concept
Q25377588
stellar classification
Concept
Q1353952
F-type main sequence star
Concept
Q854050
effective temperature
Concept
Q25377588
F-type star
Concept
Q12097402
arcsecond
Concept
Q50053
binary star
Concept
Q1652643
Eta Antliae
CEL
+5.222^^http://www.w3.org/2001/XMLSchema#decimal
5.222
NUMBER
+1^^http://www.w3.org/2001/XMLSchema#decimal
1
NUMBER
+55^^http://www.w3.org/2001/XMLSchema#decimal
55
NUMBER
+6.6^^http://www.w3.org/2001/XMLSchema#decimal
6.6
NUMBER
+31^^http://www.w3.org/2001/XMLSchema#decimal
31
NUMBER
++11.3^^http://www.w3.org/2001/XMLSchema#decimal
+11.3
NUMBER
constellation
apparent magnitude
instance of