2011l4 20130503 mobberley

  
20130503 Martin Mobberley 
My 18th image of 2011 L4 is attached, the third imaged remotely 
from New Mexico, in the pre-dawn sky. This was again taken with itelescope 
T21, the 0.43m f/6.8 Planewave CDK at f/4.5