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Photographer:

Tim B. Hunter

Email:

tbh@3towers.com

Location of Photo:

Grasslands Observatory, Elgin, AZ

Date/Time of photo:

15 September 2015

Equipment:

ASA 20-inch f/3.6 refractor, FLI Proline 9000 CCD, 45-second exposures in photometric R, V, and B

Description:

Blended image showing Comet Giacobini-Zimmer (21P) at three different times in front of M35

Website:

http://www.GrasslandsObservatory.com

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