Discovery[1] | |
---|---|
Discovered by | M. F. Wolf |
Discovery site | Heidelberg Obs. |
Discovery date | 28 January 1927 |
Designations | |
(1069) Planckia | |
Named after | Max Planck[2] (German physicist) |
1927 BC · 1952 QY 1975 VG8 | |
main-belt · (outer)[3] background[4] | |
Orbital characteristics[1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 90.75 yr (33,147 d) |
Aphelion | 3.4721 AU |
Perihelion | 2.7809 AU |
3.1265 AU | |
Eccentricity | 0.1105 |
5.53 yr (2,019 days) | |
76.394° | |
0° 10m 41.88s / day | |
Inclination | 13.563° |
142.38° | |
31.794° | |
Physical characteristics | |
Dimensions | 35.657±0.680 km[5] 39.17±1.40 km[6] 39.35 km (derived)[3] 39.50±2.1 km[7] 43.675±0.859 km[8] 44.34±1.28 km[9] |
8.643±0.05 h[10] 8.655±0.001 h[11] 8.66±0.05 h[11] 8.665±0.005 h[12][a] 10.58±0.05 h[13] | |
0.1771±0.0206[8] 0.179±0.011[9] 0.1982 (derived)[3] 0.2158±0.025[7] 0.219±0.037[6] | |
SMASS = S[1][3] | |
9.30[6][7][8][9] · 9.4[1][3] | |
1069 Planckia, provisional designation 1927 BC, is a background asteroid from the outer regions of the asteroid belt, approximately 39 kilometers (24 miles) in diameter. It was discovered on 28 January 1927, by astronomer Max Wolf at the Heidelberg-Königstuhl State Observatory in Germany.[14] The asteroid was named after German physicist Max Planck.[2]
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