This image of Comet Lovejoy has been taken on December 6 2013, 1 hour before sunrise. It is a 5 minute exposure taken using the 150mm f/4.5 astrograph of the iTelescope.net facility in Spain. The image shows nice details about the tail.
The comet is currently about 87 million km from Earth, and it is approaching its perihelion, which will be on Dec 25.
Further resources about comet Lovejoy: