1457 Ankara

1457 Ankara
Shape of Ankara modelled from its lightcurve
Discovery[1]
Discovered byK. Reinmuth
Discovery siteHeidelberg Obs.
Discovery date3 August 1937
Designations
(1457) Ankara
Named after
Ankara (Turkish capital)[2]
1937 PA · 1933 SA
1934 XG · 1936 FL1
1943 YD · 1966 BG
main-belt · (middle)[3]
Orbital characteristics[1]
Epoch 16 February 2017 (JD 2457800.5)
Uncertainty parameter 0
Observation arc82.95 yr (30,296 days)
Aphelion3.1134 AU
Perihelion2.2802 AU
2.6968 AU
Eccentricity0.1545
4.43 yr (1,618 days)
63.234°
0° 13m 21.36s / day
Inclination6.0913°
296.31°
296.31°
Physical characteristics
Dimensions17.834±0.207 km[4]
18.495±0.068 km[5]
18.95±0.63 km[6]
19.82±0.26 km[7]
29.08 km (calculated)[3]
31.8±0.6 h[8]
0.1 (assumed)[3]
0.258±0.051[6]
0.262±0.008[7]
0.3038±0.0536[5]
0.320±0.037[4]
S[3]
10.60[7][5] · 10.70[6] · 10.8[1][3]

1457 Ankara, provisional designation 1937 PA, is a stony asteroid from the central region of the asteroid belt, approximately 18 kilometers in diameter. It was discovered on 3 August 1937, by German astronomer Karl Reinmuth at Heidelberg Observatory in southwest Germany, and later named for the Turkish capital city of Ankara.[2][9]

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  9. ^ Cite error: The named reference MPC-Ankara was invoked but never defined (see the help page).