* 発見事情 * |
Ellen Howell (California Institute of Technology, California, USA) discovered this comet on photographic plates obtained with the 0.46-m Schmidt telescope at Palomar Observatory on 1981 August 29.35. She estimated the total magnitude as 15. Howell confirmed the discovery on August 30.37. The comet was described as diffuse and tailless. It was then located in Cetus.
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2009年11月30日