(9957) Raffaellosanti Main-belt Asteroid
Discovered on 6 October 1991 by F. Borngen at Tautenburg.
The painter and architect Raphael (1483-1520), full name Raffaello Sanzio, is one of the most famous masters of the Italian Renaissance. His pictures, portraits, tapestry cartoons and frescoes are admired in illustrious galleries, palaces and churches, especially the Sixtine Madonna in Dresden.Naming citation (20021120/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Raffaellosanti is today
Seen from above the solar system on 2026-10-14: Raffaellosanti is 2.47 au from the Sun and 2.50 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9957 |
| Provisional designation | 1991 TO13 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.19 km (#10,275 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.198 |
| Rotation period | 2.41 hours |
| Absolute magnitude (H) | 14.06 |
| Orbital period | 3.46 years |
| Semi-major axis | 2.29 au |
| Perihelion – aphelion | 1.99 – 2.58 au |
| Eccentricity | 0.129 |
| Inclination | 6.87° |
| Closest distance between its orbit and Earth's (MOID) | 0.992 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 6 October 1991
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- (65696) Pierrehenry
- (65697) Paulandrew
- (65698) Emmarochelle
- (73703) Billings
- (73704) Hladiuk
- (85200) Johnhault
- (96192) Calgary
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- (100049) Cesarann
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- (100051) Davidhernandez