Navi

Gamma Cassiopeiae

2.47

Apparent Mag

613

Distance (ly)

B0.5IVpe

Spectral Type

25,000

Temperature (K)

Navi is an eruptive variable star in the middle of Cassiopeia's W. It is a rapidly rotating Be star that occasionally ejects shells of gas.

Stellar Data

Apparent Magnitude2.47

Absolute Magnitude-3.98

Distance613 light-years

Spectral TypeB0.5IVpe

Temperature25,000 K

Luminosity34,000 L☉

Radius10 R☉

Mass17 M☉

Right Ascension00h 56m 42.5s

Declination+60° 43′ 00.3″

ConstellationCassiopeia

Navi is a Be star that ejects gas shells unpredictably
Astronaut Gus Grissom nicknamed it Navi (his middle name Ivan spelled backwards)
Its brightness varies between magnitude 1.6 and 3.0