Comet C/2011 J2 (LINEAR)
April 13.83, 2013 observation
CN212 telescope (D = 0.212 m - f/3.9)
Alpy 600 spectrograph at R = 600 (23 microns slit)
Atik 460EX+ CCD camera (binning
2x2)
Castanet-Tolosan Observatory (France)
Exposure : 12 x 600 s
Download observed spectrum:
_linearc2011_j2_20130413_837_cbuil.fit
Download ratio spectrum:
_linearc2011_j2_20130413_837_ratio_cbuil.fit