Location of Photo:
Le Creusot (Burgundy, France) and Sierra Nevada Mountains (California, USA)
Date/Time of photo:
2018 November 06 - mid exposure 13h20 UT
26-cm reflector F/6 and iTelescope.Net 61-cm reflector F/6.5
Two images of comet 38P/Stephan-Oterma taken 38 years apart. This comet has a period of about 38 years. Image at left is a classic photograph taken on 1980 December 28 : 14min30s exposure on Kodak 103aF film beginning at 19h45 UT with a 26-cm reflector F/6 near Le Creusot (Burgundy, France). The comet is North-West of the open cluster M36 in Auriga. Image at right is a CCD image taken on 2018 November 06 : 10-minute exposure beginning at 13h15 UT tracked on the comet motion with a FLI CCD camera and luminance filter. With iTelescope.Net 61-cm reflector F/6.5 at Sierra Nevada Mountains (California, USA). North is up.