https://sciencedowneast.com/zenphoto Tue, 14 Apr 2026 15:29:49 -0300 Tue, 14 Apr 2026 15:29:49 -0300 http://blogs.law.harvard.edu/tech/rss Zenphoto RSS Generator https://sciencedowneast.com/zenphoto/index.php?album=Comets/Comet-46P-Wirtanen&image=Comet-46P-Wirtanen.jpg Comet 46P/Wirtanen.
This short-period comet (5.4 years) was was discovered photographically on January 17, 1948 (Wikipedia).
Exposure 23@ 15 sec
ISO 6400
Camera Nikon D800 [7360 x 4912]
Optics 80 mm f/4.5 using a Nikkor 80-400 mm on a Nikon D800
Location St. Croix Observatory, Nova Scotia.
Date 2018-12-13
Processing Processed in PixInsight and Lightroom.

Date: March 26, 2025 ]]> https://sciencedowneast.com/zenphoto/index.php?album=Comets/Comet-46P-Wirtanen&image=Comet-46P-Wirtanen.jpg Fri, 21 Dec 2018 14:33:39 -0400