(43957) Invernizzi Main-belt Asteroid
Discovered on 7 February 1997 by Sicoli, P., Manca, F. at Sormano.
Italian amateur astronomer Luca Invernizzi (b. 1966) is founder of the Associazione Astrofili Valtellinesi and co-promoter of the “G. Piazzi” Observatory. Author of a book and many articles about astronomy in Italian newspapers and magazines, he is an active member of Cielobuio, an anti-light-pollution association.Naming citation (20061109/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Invernizzi is today
Seen from above the solar system on 2026-10-14: Invernizzi is 2.88 au from the Sun and 3.58 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 43957 |
| Provisional designation | 1997 CL13 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.53 km (#13,892 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.325 |
| Absolute magnitude (H) | 14.48 |
| Orbital period | 4.08 years |
| Semi-major axis | 2.55 au |
| Perihelion – aphelion | 2.17 – 2.94 au |
| Eccentricity | 0.150 |
| Inclination | 8.51° |
| Closest distance between its orbit and Earth's (MOID) | 1.20 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Luca
- (6517) Buzzi
- (7477) Conversiluca
- (17357) Lucataliano
- (19262) Lucarubini
- (21291) Mercalli
- (24969) Lucafini
- (30119) Lucamatone
- (34139) Lucabarcelo
- (35326) Lucastrabla
- (37627) Lucaparmitano
- (39871) Lucagrazzini
- (41979) Lelumacri
All asteroids named after someone called Luca
Also discovered on 7 February 1997
- (11652) Johnbrownlee
- (12835) Stropek
- (15882) Dingzhong
- (16797) Wilkerson
- (18556) Battiato
- (23650) Cvancara
- (43954) Chynov
- (43956) Elidoro
- (46701) Interrante