1177 Gonnessia
| Discovery [1] | |
|---|---|
| Discovered by | L. Boyer |
| Discovery site | Algiers Observatory |
| Discovery date | 24 November 1930 |
| Designations | |
| 1177 Gonnessia | |
Named after | François Gonnessiat[2] |
| 1930 WA · A923 RO | |
| main-belt (outer) | |
| Orbital characteristics [1] | |
| Epoch 27 June 2015 (JD 2457200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 84.76 yr (30,960 days) |
| Aphelion | 3.4553 AU |
| Perihelion | 3.2454 AU |
| 3.3503 AU | |
| Eccentricity | 0.0313 |
| 6.13 yr (2239.9 days) | |
| 217.01° | |
| Inclination | 15.065° |
| 252.17° | |
| 240.65° | |
| Earth MOID | 2.2882 AU |
| Physical characteristics | |
| Dimensions | 92 km |
| 30.51 h | |
| 0.0398 | |
| B–V = 0.668 U–B = 0.244 Tholen = XFU | |
| 9.30 | |
1177 Gonnessia, provisional designation 1930 WA, is a large, 92-kilometer in diameter asteroid of the outer main-belt. It was discovered on November 24, 1930, by French astronomer Louis Boyer at Algiers Observatory, Algeria, Northern Africa. It has the unusual spectral class XFU in the Tholen classification system.[1]
The asteroid is named after François Gonnessiat (1856–1934), director of the Algiers Bouzaréah and Quito Observatories.[2]
References
- ^ a b c "JPL Small-Body Database Browser: 1177 Gonnessia (1930 WA)" (2015-09-23 last obs.). Jet Propulsion Laboratory. Retrieved October 2015.
{{cite web}}: Check date values in:|accessdate=(help) - ^ a b Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names – (1177) Gonnessia. Springer Berlin Heidelberg. p. 99. ISBN 978-3-540-29925-7. Retrieved October 2015.
{{cite book}}: Check date values in:|accessdate=(help)
External links
- Dictionary of Minor Planet Names, Google books
- 1177 Gonnessia at the JPL Small-Body Database
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