La Cañada Observatory, is an initiative by Juan Lacruz, the observatory started astrometric operations in the summer of 2002, it is registered as station J87 in the Minor Planet Center of the International Astronomical Union.
This is a stack integration of 24 minutes tracked on the comet's movement. The black and white reversed image has been streched to bring out details of the fragment well visible. No other fragments show on the full 20x20 arc min frame however.
La Cañada Observatory celebrates the discovery of the asteroid number 100, asteroids 2008 RC80 and 2008 RD80 make 101 designations credited to the observatory.