These pictures of Comet 17P/Holmes were taken by Apostolos Christou of Armagh Observatory
on the evening of 2007 November 22nd using a 15 cm Newtonian and ST-7.

22:45 UT    30 sec exposure

23:15 UT    45 sec exposure

23:27 UT    30 sec exposure

The comet moves by more than 20 arcsec between the first and last of these three images,
as shown in this animation.

Comet 17P/Holmes Main Page

Last Revised: 2010 February 22nd