Jacques comet from Pic du Midi observatory (60 cm F/3.5 telescope + Alpy600). Observers: Valérie Desnoux, Christian Buil :
Apparent spectrum:
After solar spectrum division:
(note UV CN band)
Christian
C/2015 F4 (Jacques)
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Re: C/2015 F4 (Jacques)
Christian, Valerie... always on top!
Very nice spectrum of a faint (for spectroscopy) comet! In the reflectance spectrum the CN 3875 and C3 around 4050 A bands are clearly visible. Perhaps also the bandhead of C2 at 5165 A. The comet is active!
Paolo
Very nice spectrum of a faint (for spectroscopy) comet! In the reflectance spectrum the CN 3875 and C3 around 4050 A bands are clearly visible. Perhaps also the bandhead of C2 at 5165 A. The comet is active!
Paolo