1717 Arlon
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1717 Arlon, provisional designation 1954 AC, is a binary Florian asteroid from the inner regions of the asteroid belt, approximately 8.5 kilometers in diameter.
Quick Facts Discovery, Discovered by ...
Discovery[1] | |
---|---|
Discovered by | S. Arend |
Discovery site | Uccle Obs. |
Discovery date | 8 January 1954 |
Designations | |
(1717) Arlon | |
Named after | Arlon (Municipality of Belgium)[2] |
1954 AC · 1930 YU 1941 BJ · 1946 UB 1951 GQ · 1954 CE 1977 FQ3 · 1978 PC5 A915 CC | |
main-belt · Flora[3] | |
Orbital characteristics[1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 85.66 yr (31,289 days) |
Aphelion | 2.4797 AU |
Perihelion | 1.9111 AU |
2.1954 AU | |
Eccentricity | 0.1295 |
3.25 yr (1,188 days) | |
224.11° | |
0° 18m 10.8s / day | |
Inclination | 6.1881° |
340.49° | |
115.91° | |
Known satellites | 1(D: 4 km[4] · P: 18.2 h)[5][6] |
Physical characteristics | |
Dimensions | 8.484±0.183[7] 8.57±0.58 km[8] 8.87±0.74 km[9] 9.128±0.166 km[10] 9.15 km[11] |
5.1082±0.0006 h[12] 5.1477±0.00009 h[lower-alpha 1] 5.148 h[13] 5.148±0.001 h[6][14] 5.1484±0.0004 h[lower-alpha 2] 5.1484 h[5] 5.261±0.005 h[12] | |
0.167±0.024[8] 0.225[11] 0.2492±0.0420[10] 0.287±0.048[7] 0.315±0.166[9] | |
Tholen = S[1] · S[3] | |
11.94±0.08 (R)[lower-alpha 2] · 12.09±0.33[15] · 12.13[9] · 12.90[8] · 12.3[1] · 12.33[10] · 12.43±0.094[3][11] | |
Close
It was discovered on 8 January 1954, by Belgian astronomer Sylvain Arend at the Royal Observatory of Belgium in Uccle, Belgium, and later named for the Belgian town and provincial capital, Arlon.[2][16]