(43999) Gramigna Main-belt Asteroid
Discovered on 31 August 1997 by V. Goretti at Pianoro.
Paolo Gramigna (b. 1946) is an amateur astronomer at Livergnano Observatory, which he often makes available to local people. He is also a member of the Pianoro City Council, where he is very active in light-pollution-related issues.Naming citation (20030318/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Gramigna is today
Seen from above the solar system on 2026-10-14: Gramigna is 2.24 au from the Sun and 1.95 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 43999 |
| Provisional designation | 1997 QC3 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.87 |
| Orbital period | 3.13 years |
| Semi-major axis | 2.14 au |
| Perihelion – aphelion | 2.01 – 2.27 au |
| Eccentricity | 0.0614 |
| Inclination | 1.55° |
| Closest distance between its orbit and Earth's (MOID) | 0.993 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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