C/2013 TL117 Lemmon. According to Denis Buczynski this has recently split though thats all i know. 2 hours of 10sec subs under moonlit hazy skies. 16" @f2.9, ASI1600MM, baader 610 filter, binned to 1.36"/pixel. Stacked in DSS but using comet coordinates from ASTAP. According to some transformations to R based on UCAC4 V and (B-V) colours of field stars, and assuming solar colours for the nuclei, and assuming I'm effectively measuring mR (actually a bit longer) I get mV = 19.0 and 19.6 for the main nucleus and the one below respectively. 29/11/20, 0034 to 0500UT (minus cloud and computer crash |
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