50P/Arend |
![]() ![]() |
Past, Present, and Future Orbits by Kazuo Kinoshita |
![]() Copyright © 1999 by A. Nakamura (Kuma Kogen Astronomical Observatory, Japan)
This CCD image was taken on 1999 October 20.77 UT, using a 0.60-m f/6 Ritchey-Chretien telescope. Discovery This comet was found by Sylvain Arend (Royal Observatory, Uccle, Belgium) on plates exposed on 1951 October 4 with a 40-cm Zeiss double astrograph for a routine minor planet survey. The comet was then described as about magnitude 14, and exhibited a conspicuous nucleus within a coma 14 arc seconds across. Shortly after the discovery announcement, a prediscovery image was found on a plate exposed at Yerkes Observatory on October 1. Historical Highlights
Additional Images ![]() Copyright © 1999 by Michael Jäger (Austria)
The photograph is an 11-minute exposure taken on 1999 October 16 UT, using a 25-cm Schmidt camera and Kodak TP6415 film. The comet was estimated as magnitude 15.0. [The image was cropped by the webmaster.] |