Eta Cassiopeiae
| Use attributes for filter ! | |
| Distance to Earth | 19. 4 light years |
|---|---|
| Absolute magnitude | 3. 45 |
| Apparent magnitude (V) | 3. 44 |
| Constellation | Cassiopeia |
| U−B color index | +0. 02/1. 03 |
| B−V color index | +0. 58/1. 39 |
| Date of Reg. | |
| Date of Upd. | |
| ID | 3037300 |
About Eta Cassiopeiae
Eta Cassiopeiae is a binary star system in the northern circumpolar constellation of Cassiopeia. Its binary nature was first discovered by William Herschel in August 1779. Based upon parallax measurements, the distance to this system is 19. 42 light-years from the Sun.
