IC 4665 – Open Cluster

ic4665-BobFranke-dab0273


Bob Franke

Chino Valley, AZ USA

Takahashi FSQ-106ED scope
SBIG STF-8300M camera
Baader RGB filters
Losmandy G11 mount

IC 4665 is an open cluster in the constellation Ophiuchus. Philippe Loys de Chéseaux discovered it in 1745. At a distance of 1,100 to 1,400 light years, IC 4665 is approaching us at 12 km/sec. The cluster’s very young age, about 35 million years, accounts for the beautiful blue hot stars.

Exposure Info
Red 210 min.
Green 259 min
Blue 399 min.

2014-06-24T00:00:00

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