9920 Bagnulo

9920 Bagnulo

Orbit of 9920 Bagnulo (blue), planets (red) and the Sun (black). The outermost planet visible is Jupiter.
Discovery
Discovered by S. J. Bus
Discovery date 1 March 1981
Designations
MPC designation 9920 Bagnulo
1999 DG7, 1981 EZ10
Main Belt asteroid
Hoffmeister family
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 23442 days (64.18 yr)
Aphelion 2.9041845 AU (434.45982 Gm)
Perihelion 2.6645868 AU (398.61651 Gm)
2.7843857 AU (416.53817 Gm)
Eccentricity 0.0430252
4.65 yr (1697.0 d)
66.023962°
 12m 43.682s / day
Inclination 3.256866°
264.67016°
30.20115°
Earth MOID 1.64733 AU (246.437 Gm)
Jupiter MOID 2.17404 AU (325.232 Gm)
Jupiter Tisserand parameter 3.328
Physical characteristics
Dimensions ~15.42 km
Mean radius
7.71 ± 0.7 km
0.0270 ± 0.006
Surface temp. min mean max
Kelvin
Celsius
13.5

    9920 Bagnulo is a main belt asteroid. It orbits the Sun once every 4.65 years.[1] It is a member of the Hoffmeister family of asteroids.[2]

    Discovered on March 1, 1981 by Schelte Bus at the Siding Spring Observatory, it was given the provisional designation "1981 EZ10".[3] It was later renamed 9920 Bagnulo after Stefano Bagnulo, an astronomer at the Armagh Observatory.[4]

    References

    1. 1 2 "9920 Bagnulo (1981 EZ10)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 13 April 2016.
    2. Migliorini, F.; Manara, A.; di Martino, M.; Farinella, P. (June 1996). "The Hoffmeister asteroid family: inferences from physical data". Astronomy and Astrophysics. 310: 681–685. Bibcode:1996A&A...310..681M.
    3. (9920) 1981 EZ10 Minor Planet Center's Minor Planet Ephemeris Service
    4. "Minor Planet Centre Circular 88763" (PDF).

    External links


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