(20577) Paolomartino Main-belt Asteroid
Discovered on 9 September 1999 by LINEAR at Socorro.
Paolo Martino (b. 1985) is an Italian engineer at the European Space Agency (ESA) who was the spacecraft manager of the ESA Hera planetary defense mission to the asteroid Didymos and the program manager of the ESA RAMSES mission to the asteroid Apophis.Naming citation (WGSBN Bull. 6, #11, 28), IAU / Minor Planet Center, via NASA/JPL
Where Paolomartino is today
Seen from above the solar system on 2026-10-14: Paolomartino is 2.88 au from the Sun and 3.10 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20577 |
| Provisional designation | 1999 RM148 |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.8 km (#4,677 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0410 |
| Absolute magnitude (H) | 14.11 |
| Orbital period | 4.63 years |
| Semi-major axis | 2.78 au |
| Perihelion – aphelion | 2.64 – 2.92 au |
| Eccentricity | 0.0498 |
| Inclination | 4.53° |
| Closest distance between its orbit and Earth's (MOID) | 1.66 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Paolo
- (6671) Concari
- (8076) Foscarini
- (9715) Paolotanga
- (10198) Pinelli
- (10371) Gigli
- (12405) Nespoli
- (13150) Paolotesi
- (16879) Campai
- (18426) Maffei
- (19523) Paolofrisi
- (20575) Panicucci
- (33031) Paolofini
All asteroids named after someone called Paolo
Also discovered on 9 September 1999
- (12127) Mamiya
- (12130) Mousa
- (12589) Davidanand
- (12590) Ballantine
- (12591) Bergey
- (12592) Brianchen
- (12593) Shashlov
- (12594) Sidorclare
- (12595) Amandashaw
- (12596) Shukla
- (12597) Williamdaniel
- (12598) Sierra