216433 Milianleo
|
Animation of 216433 Milianleo from Tzec Maun Observatory | |
| Discovery [1] | |
|---|---|
| Discovered by | E. Schwab[2] |
| Discovery site | Tzec Maun Observatory |
| Discovery date | 19 February 2009 |
| Designations | |
| MPC designation | 216433 Milianleo |
Named after | Milian Leo Schwab (discoverer's son) |
| 2009 DM3 · 2000 GE16 | |
| main-belt | |
| Orbital characteristics [1] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 5726 days (15.68 yr) |
| Aphelion | 3.1021 AU (464.07 Gm) |
| Perihelion | 2.3831 AU (356.51 Gm) |
| 2.7426 AU (410.29 Gm) | |
| Eccentricity | 0.13107 |
| 4.54 yr (1659.0 d) | |
| 153.33° | |
| 0.21700°/day | |
| Inclination | 3.3502° |
| 12.119° | |
| 200.83° | |
| Earth MOID | 1.37701 AU (205.998 Gm) |
| Jupiter MOID | 1.86711 AU (279.316 Gm) |
| Physical characteristics | |
| Dimensions | 2.0 km (1.2 mi).[3][lower-alpha 1] |
| 16.7 | |
|
| |
216433 Milianleo, provisional designation 2009 DM3, is a main-belt asteroid, discovered on February 19, 2009 by German amateur astronomer Erwin Schwab using the remote-controlled telescopes at Tzec Maun Observatory located in the U.S. state of New Mexico and in South Australia. The asteroid is estimated to measure about 2 kilometers in diameter. It is named after Milian Leo Schwab, the first-born son of the discoverer.[1][2][4]
Close Approaches
Orbit of Milianleo. As of September 16, 2013, it is close to its perihelion
On December 25, 2098, 216433 Milianleo is expected to pass 4,449,642 kilometers from the asteroid 704 Interamnia.[1] It will pass it at a relative velocity of 7.12 kilometers per second.
See also
- Cloudcroft Observatory, owned by the Tzec Maun Foundation
Notes
- ↑ Assuming an albedo of 0.1
References
- 1 2 3 4 "JPL Small-Body Database Browser: 216433 Milianleo (2009 DM3)" (2015-09-12 last obs.). Jet Propulsion Laboratory. Retrieved 25 March 2016.
- 1 2 "(216433) Milianleo = 2009 DM3" (PDF). Minor Planet Circular: 67220. 2009.
- ↑ "Conversion of Absolute Magnitude to Diameter for Minor Planets". Sephen F. Austin State University. Dan Burton. Archived from the original on 23 July 2011. Retrieved 26 November 2013.
- ↑ "Kleinplaneten Entdecker Erwin Schwab—Minor planet discoveries at the Tzec Maun Observatories". Erwin Schwab. Retrieved 23 August 2016.
Further reading
- Schwab, E. "Asteroid Milianleo". ErwinSchwab.de (in German).
External links
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