10252 Heidigraf
| Discovery[1][2] | |
|---|---|
| Discovered by | C. J. van Houten, I. van Houten-Groeneveld |
| Discovery site | Palomar Observatory |
| Discovery date | March 26, 1971 |
| Orbital characteristics[1] | |
| Epoch October 27, 2007 (JDCT 2457000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 15795 days (43.24 yr) |
| Aphelion | 3.05023 AU |
| Perihelion | 2.65349 AU |
| 2.85186 AU | |
| Eccentricity | 0.069558 |
| 4.82 a | |
| 252.9317° | |
| Inclination | 2.25959° |
| 33.3095° | |
| 290.0399° | |
| Earth MOID | 1.64298 AU |
| Jupiter MOID | 3.300 |
| Proper orbital elements[1] | |
Proper mean motion | .204649 deg / yr |
Proper orbital period |
1759.1095 yr (642514.745 d) |
| Physical characteristics | |
| 14.5 | |
|
| |
10252 Heidigraf is an asteroid. It was discovered on March 26 1971 by Dutch astronomers Cornelis Johannes van Houten and Ingrid van Houten-Groeneveld on Palomar Schmidt plates taken by Tom Gehrels. Heidigraf is named after Heidi Graf, the retired Head of the ESTEC Communications Office at European Space Agency.[1]
References
- ↑ 1.0 1.1 1.2 1.3 "10252 Heidigraf (4164 T-1)". JPL Small-Body Database Browser. Retrieved 20 April 2015.
- ↑ Schmadel, Lutz D. (2012). Dictionary of Minor Planet Names (6th rev. and enl. ed. ed.). Berlin: Springer. p. 729. ISBN 9783642297182. Retrieved 20 April 2015.
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