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477 Italia 
Summary
Italia (minor planet designation: 477 Italia) (1901 GR) is a main-belt asteroid that was discovered on 23 August 1901 by Italian astronomer Luigi Carnera at Heidelberg.
| Discovery | |
|---|---|
| Discovered by | Luigi Carnera |
| Discovery site | Heidelberg |
| Discovery date | 23 August 1901 |
| Designations | |
| (477) Italia | |
| Pronunciation | /ɪˈtæliə/[1] |
Named after | Italy |
| 1901 GR; A905 UK | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 114.61 yr (41862 d) |
| Aphelion | 2.8698979 AU (429.33061 Gm) |
| Perihelion | 1.9640980 AU (293.82488 Gm) |
| 2.416998 AU (361.5778 Gm) | |
| Eccentricity | 0.1873812 |
| 3.76 yr (1372.5 d) | |
| 224.20862° | |
| 0° 15m 44.261s / day | |
| Inclination | 5.288912° |
| 10.68098° | |
| 322.42220° | |
| Physical characteristics | |
| Dimensions | 22.51±1.1 km |
| 19.413 h (0.8089 d) | |
| 0.2769±0.028 | |
| T/B | |
| 10.25 | |
Photometric observations of this asteroid collected in 2005 gave a provisional rotation period of 19.4189 hours and a brightness variation of about 0.2 in magnitude.[3]
References edit
- ^ "Italy, Italia". Merriam-Webster.com Dictionary.
- ^ Yeomans, Donald K., "477 Italia", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 9 May 2016.
- ^ Buchheim, Robert K. (June 2006), "Photometry of asteroids 133 Cyrene, 454 Mathesis, 477 Italia, and 2264 Sabrina", Astronomy and Astrophysics Supplement Series, vol. 33, no. 2, pp. 29–30, Bibcode:2006MPBu...33...29B.
External links edit
- 477 Italia at AstDyS-2, Asteroids—Dynamic Site
- Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
- 477 Italia at the JPL Small-Body Database
