Fig. 12
C/2012 F6 (Lemmon) enhanced OH, NH, CN, C3, C2, and RC images from January 13 (top panel), February 25 (middle panel), and May 14 (bottom panel). Each image is enhanced by Larson-Sekanina filtering. The field of view is 4.3′ × 4.3′ and images are oriented with north up and east left. The arrow indicates the direction of the Sun.
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