Ancient Open Cluster NGC 188

Photographer
Alan Potts
Email
pott_sa@tiscali.co.uk
Location of photo
Newport, South Wales, UK
Date/Time of photo
17th October, 2017
Equipment
Nikon D3300 (at 3200 ISO) and 300mm Nikkor lens (at f/5.6). Mounted on Sky-Watcher EQ2 mount (driven but unguided).
Description
This galactic cluster is estimated from its HR diagram turn-off to be nearly 7 billion years old, much older than the sun. It is located in the constellation of Cepheus, 5 degrees form the NCP, at an estimated distance of just over 5000 light years.
Website
hyyps://www.photocrowd.com/photographer-community/49727/
All comments must follow the Sky & Telescope Terms of Use and will be moderated prior to posting. Please be civil in your comments. Sky & Telescope reserves the right to use the comments we receive, in whole or in part, and to use the commenter’s username, in any medium. See also the Terms of Use and Privacy Policy.

COMMENT

This site uses Akismet to reduce spam. Learn how your comment data is processed.