JosÃ© J. ChambÃ³
Siding Spring, Australia
Planewave 20″ CDK 2259mm f/4.4 & FLI-PL09000
Comet C/2015 ER61 (PANSTARRS) imaged on 29th April 2017, nearly a month after an outburst an after its approaching to Earth its brightness had dropped until 7.5 magnitude in this image taken 10 days before perihelion. In spite of this the comet keep showing a turquoise cocoon from wich departs a intense ionic tail that leaves the field toward southwest.