1177 Gonnessia

1177 Gonnessia
Discovery[1]
Discovered by L. Boyer
Discovery site Algiers Observatory
Discovery date 24 November 1930
Designations
MPC designation 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

    1. 1 2 3 "JPL Small-Body Database Browser: 1177 Gonnessia (1930 WA)" (2015-09-23 last obs.). Jet Propulsion Laboratory. Retrieved October 2015.
    2. 1 2 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.

    External links


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