(190310) De Martin Main-belt Asteroid
Discovered on 2 October 1997 by V. Giuliani at Sormano.
Davide De Martin (b. 1971) is an Italian amateur astronomer, author and popularizer of astronomy. He pioneered the creation of color images from Digitized Sky Survey data, and has produced a series of Hubble Telescope's most iconic images.Naming citation (20110218/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where De Martin is today
Seen from above the solar system on 2026-10-14: De Martin is 3.46 au from the Sun and 3.85 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 190310 |
| Provisional designation | 1997 TW |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.36 km (#8,433 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0300 |
| Absolute magnitude (H) | 15.45 |
| Orbital period | 5.53 years |
| Semi-major axis | 3.13 au |
| Perihelion – aphelion | 2.39 – 3.86 au |
| Eccentricity | 0.236 |
| Inclination | 16.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.39 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Davide
- (6608) Davidecrespi
- (7989) Pernadavide
- (29988) Davidezilli
- (50866) Davidesprizzi
- (84100) Farnocchia
- (84118) Bracalicioci
- (112340) Davidegaddi
All asteroids named after someone called Davide
Also discovered on 2 October 1997
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- (15389) Geflorsch
- (15908) Bertoni
- (29463) Benjaminpeirce
- (52602) Floriansignoret
- (79436) Steverothery
- (99915) Henarejos