(21062) Iasky Main-belt Asteroid
Discovered on 13 May 1991 by Shoemaker, C. S., Shoemaker, E. M. at Palomar.
Robert Iasky (b. 1956), geophysicist with the Geological Survey of Western Australia, discovered the 120 km-diameter late Devonian Woodleigh impact structure in the Canarvon Basin. In addition, he has found other probable impact structures, one in the Carnarvon Basin and two in the western Officer Basin.Naming citation (20030501/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Iasky is today
Seen from above the solar system on 2026-10-14: Iasky is 3.07 au from the Sun and 3.37 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21062 |
| Provisional designation | 1991 JW1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 19.0 km (#2,348 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0630 |
| Absolute magnitude (H) | 12.49 |
| Orbital period | 5.32 years |
| Semi-major axis | 3.05 au |
| Perihelion – aphelion | 2.94 – 3.15 au |
| Eccentricity | 0.0345 |
| Inclination | 23.6° |
| Closest distance between its orbit and Earth's (MOID) | 1.95 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Robert
- (1955) McMath
- (3514) Hooke
- (3875) Staehle
- (4564) Clayton
- (4809) Robertball
- (5109) Robertmiller
- (5308) Hutchison
- (5477) Holmes
- (5585) Parks
- (5636) Jacobson
- (5739) Robertburns
- (5817) Robertfrazer
All asteroids named after someone called Robert