| RefNo | HS/19/261 |
| Level | Item |
| Title | Catalogue of double stars, by [Antoine-Joseph] Yvon Villarceau |
| Creator | Villarceau; Antoine-Joseph Yvon (1813-1883); French astronomer; astronomer for the Paris Observatory; mathematician; engineer |
| Date | 1 February 1849 |
| Description | Handwritten catalogue of double stars presented to the Académie des sciences in 1847 by Villarceau, but not published. Enclosure removed from HS/17/418. Preamble introducing the observations of double stars by William Herschel, John Herschel, M. Struve which are used for the following tables. Table 1 giving the positions for various observations between 1782 and 1847 with orbit relative to Hercules, 1st approximation and a corrected position. Table 2 comparing the obsevations taken at different date by the astronomers and Villarceau's proposed approximations and corrections. |
| Language | French |
| Extent | 5 pp. |
| Format | Manuscript |
| PhysicalDescription | Ink on paper |
| Place origin | Paris |
| Origin coordinates | 48.8051, 2.23337 |
| AccessStatus | Open |
| RelatedRecord | HS/17/418 |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); astronomer | 1792 - 1871 |