361 Bononia

361 Bononia /bəˈnniə/ is a very large, resonant Hilda asteroid located in the outermost region of the asteroid belt.[2] It is classified as a D-type asteroid and is probably composed of organic rich silicates, carbon and anhydrous silicates. It was discovered by Auguste Charlois on 11 March 1893, in Nice, and assigned the prov. designations A893 EF and 1893 P.

361 Bononia
Modelled shape of Bononia from its lightcurve
Discovery
Discovered byAuguste Charlois
Discovery date11 March 1893
Designations
(361) Bononia
Pronunciation/bəˈnniə/[1]
Named after
Bologna (Bonōnia)
1893 P
Main belt (Hilda)
AdjectivesBononian
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc114.83 yr (41940 d)
Aphelion4.80719 AU (719.145 Gm)
Perihelion3.11281 AU (465.670 Gm)
3.96000 AU (592.408 Gm)
Eccentricity0.21394
7.88 yr (2878.3 d)
329.195°
 7m 30.259s / day
Inclination12.6264°
18.8738°
68.3637°
Physical characteristics
Dimensions141.72±6.9 km
13.83 h (0.576 d)
0.0453±0.005
D
8.22

    References


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