9920 Bagnulo
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| Discovery | |||||||||||||
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| Discovered by | S. J. Bus | ||||||||||||
| Discovery date | 1 March 1981 | ||||||||||||
| Designations | |||||||||||||
| MPC designation | 9920 Bagnulo | ||||||||||||
| 1999 DG7, 1981 EZ10 | |||||||||||||
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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° | |||||||||||||
| 0° 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 | |||||||||||||
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| 13.5 | |||||||||||||
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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 2 "9920 Bagnulo (1981 EZ10)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 13 April 2016.
- ↑ 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.
- ↑ (9920) 1981 EZ10 Minor Planet Center's Minor Planet Ephemeris Service
- ↑ "Minor Planet Centre Circular 88763" (PDF).
External links
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