Comet Kiess
C/1911 N1 (Kiess) is a non-periodic comet discovered by Carl Clarence Kiess on 6 July 1911. The comet has been identified as the parent body of the Aurigids meteor shower. Observational history The comet was discovered by Carl Clarence Kiess at Lick Observatory on a photographic plate obtained in the morning hours of 6 July 1911 with the Crocker photographic telescope. The comet appeared as a distorted nebulous object with a short tail. The presence of the comet was confirmed visually the next day. The comet had a well condensed nucleus and a faint tail. In photographs the tail was four degrees long. The comet then was of seventh magnitude and moving southwards. A preliminary orbit suggested the comet was past its perihelion upon discovery and it was calculated that it would approach Earth at a distance of on 20 August. On 19 August the comet was reported to be visible with naked eye, peaking at an estimated apparent magnitude of 5. The comet had been suggested in 1911 to be ...
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Ferdinand Quénisset
Ferdinand Jules Quénisset (1872–1951) was a French astronomer who specialized in astrophotography. Early life and career Quénisset was born on 8 August 1872 in Paris, the son of Gatien Jules Quénisset, an assistant director of the Administration des Monnaies et Médailles in Paris, and Juliette Antonia Mallard, a dressmaker.
Archives nationales (France), Archives nationales, Base Leonore, Cote 19800035/1234/42381

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