IC 289 [SEP] constellation
IC 289
IC 289 is a planetary nebula in the constellation Cassiopeia. It was discovered by Lewis Swift in early September 1888. It lies close to the 10th magnitude star BD +60° 0631. N.J. Martin described IC 289 as "A nice, faint round planet like planetary nebula. The uniform oval disc shows some irregularity in brightness but is not obviously brighter at the edge."
External links.
- http://www.noao.edu/outreach/aop/observers/ic289.html
NGC 499
NGC 499, also occasionally referred to as PGC 5060, IC 1686 or GC 289, is a lenticular galaxy in the constellation Pisces. It located approximately 197 million light-years from the Solar System and was discovered on 12 September, 1784 by astronomer William Herschel.
The NGC 499 Group is named after the galaxy.
Observation history.
The object was discovered by Herschel along with NGC 495 and NGC 496. He initially described the discovery as "Three ["NGC 499 along with NGC 495