1281 Jeanne

1281 Jeanne
Modelled shape of Jeanne from its lightcurve
Discovery[1]
Discovered byS. Arend
Discovery siteUccle Obs.
Discovery date25 August 1933
Designations
(1281) Jeanne
Named after
Jeanne Arend[2]
(discoverer's daughter)
1933 QJ · 1929 RG
1938 YL · A904 NA
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc112.73 yr (41,173 days)
Aphelion3.0888 AU
Perihelion2.0223 AU
2.5555 AU
Eccentricity0.2087
4.09 yr (1,492 days)
232.49°
0° 14m 28.68s / day
Inclination7.4473°
210.11°
72.775°
Physical characteristics
14.26±5.17 km[5]
21.65±1.7 km[6]
21.65±3.82 km[7]
23.16±0.30 km[8]
25.716±0.108 km[9]
27.620±0.150 km[10]
15.18±0.06 h[11]
  • (153.0°, 19°) (λ1/β1)[12]
  • (338.0°, 32.0°) (λ2/β2)[12]
0.0530±0.0074[10]
0.058±0.007[9]
0.079±0.003[8]
0.0863 (derived)[13]
0.0864±0.016[6]
0.09±0.04[7]
0.17±0.08[5]
X[14] · P[10]
11.36±0.32[14] · 11.50[7] · 11.60[1][6][8][10][13] · 11.78[5]

1281 Jeanne (prov. designation: 1933 QJ) is a dark asteroid from the background population of the intermediate asteroid belt. It was discovered on 25 August 1933, by astronomer Sylvain Arend at the Royal Observatory of Belgium in Uccle, who named it after his daughter, Jeanne.[2][3] The likely P-type asteroid has a rotation period of 15.2 hours and measures approximately 22 kilometers (14 miles) in diameter.

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