1010 Marlene
| Discovery [1][2] | |
|---|---|
| Discovered by | K. Reinmuth |
| Discovery site | Heidelberg Obs. |
| Discovery date | 12 November 1923 |
| Designations | |
| MPC designation | 1010 Marlene |
|
Named after
|
Marlene Dietrich[3] |
| 1923 PF · 1937 NB1 1950 CJ · 1950 EY A903 UD · A908 VA |
|
| main-belt | |
| Orbital characteristics [1] | |
| Epoch 27 June 2015 (JD 2457200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 111.51 yr (40,729 days) |
| Aphelion | 3.2307 AU |
| Perihelion | 2.6388 AU |
| 2.9348 AU | |
| Eccentricity | 0.1008 |
| 5.03 yr (1836.4 days) | |
| 109.96° | |
| Inclination | 3.9087° |
| 98.909° | |
| 278.71° | |
| Earth MOID | 1.6443 AU |
| Physical characteristics | |
| Dimensions | 43.5 km |
| 31.06 h | |
|
Sidereal rotation period
|
1.298[2] |
| 0.0647 | |
| 10.6 | |
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1010 Marlene is an main-belt asteroid about 44 kilometers in diameter. It was discovered by German astronomer Karl Reinmuth at Heidelberg Observatory on November 12, 1923, and assigned a provisional designation was 1923 PF. It was later named after Marlene Dietrich, with the 1010 identifier indicating the order of the minor planet discovery.[3] Photometric measurements of the asteroid made in 2005 at the Palmer Divide Observatory showed a light curve with a period of 31.06 ± 0.02 hours and a brightness variation of 0.32 ± 0.02 in magnitude.[2]
References
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<references />, or <references group="..." />External links
- Dictionary of Minor Planet Names, Google books
- 1010 Marlene at the JPL Small-Body Database
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