7449 Döllen

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1949 QL
Discovery
Discovered by K. Reinmuth
Discovery site Heidelberg
Discovery date 21 August 1949
Designations
MPC designation (7449) 1949 QL
1949 QZ, 1969 TV3
main belt asteroid
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 23659 days (64.77 yr)
Aphelion|Aphelion 2.6606794 AU (398.03197 Gm)
Perihelion|Perihelion 1.7837030 AU (266.83817 Gm)
2.2221912 AU (332.43507 Gm)
Eccentricity 0.1973224
3.31 yr (1210.0 d)
352.23715°
0° 17m 51.111s / day
Inclination 6.270421°
335.78128°
25.98273°
Earth MOID 0.780837 AU (116.8116 Gm)
Jupiter MOID 2.78893 AU (417.218 Gm)
Jupiter Tisserand parameter 3.615
Physical characteristics
10 h (0.42 d)
14.3

7449 Döllen (provisional designation: 1949 QL) is a main-belt minor planet. It was discovered by Karl Wilhelm Reinmuth at the Heidelberg-Königstuhl State Observatory in Heidelberg, Germany, on April 21, 1949. It is named for Johann Heinrich Wilhelm Döllen, a 19th-century astronomer at the Dorpat (Tartu) and Pulkovo observatories.

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