216433 Milianleo

216433 Milianleo

Animation of 216433 Milianleo from Tzec Maun Observatory
Discovery
Discovered by Erwin Schwab[1]
Discovery date February 19, 2009
Designations
MPC designation 2009 DM3
2000 GE16
Orbital characteristics
Aphelion 3.0996 AU (463.6936 Gm)
Perihelion 2.3838 AU (356.6114 Gm)
2.7419 AU (410.1824 Gm)
Eccentricity 0.1305
4.54 yr
339.81°
Inclination 3.3502°
12.131°
200.76°
Proper orbital elements[2]
2.74192 AU
0.168449
Proper inclination
 0.0599251
79.2716 deg / yr
4.54135 yr
(1658.728 d)
Precession of perihelion
 60.5867 arcsec / yr
Precession of the ascending node
 -65.621 arcsec / yr
Physical characteristics
Dimensions 2.011 km (1.250 mi).[3][lower-alpha 1]
16.483[4]

    216433 Milianleo (provisional designation: 2009 DM3) is a Main Belt asteroid. It was discovered on February 19, 2009 by E. Schwab at Tzec Maun Observatory. It is named after Milian Leo Schwab, the first-born son of the discoverer.[4][1]

    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.[4] It will pass it at a relative velocity of 7.1177 kilometers per second.

    Notes

    1. ↑ Assuming an albedo of 0.1

    References

    1. ↑ 1.0 1.1 "(216433) Milianleo = 2009 DM3". Minor Planet Circular: 67220. 2009.
    2. ↑ "(216433) Milianleo: Proper Elements". AstDyS. European Space Agency. Retrieved 9 February 2014.
    3. ↑ "Conversion of Absolute Magnitude to Diameter for Minor Planets". Sephen F. Austin State University. Dan Burton. Retrieved 26 November 2013.
    4. ↑ 4.0 4.1 4.2 "216433 Milianleo (2009 DM3)". JPL Small-Body Database. Jet Propulsion Laboratory. SPK-ID: 216433.

    Further reading