Asteroid (21362) Dickarmstrong

Richard Armstrong (1937–1991) studied radiogenic isotope geochemistry, geology of the American Cordillera, geochronology, and Earth’s geochemical evolution.
Name suggested by R. and P. Jedicke.

Orbit type: Main Belt 
MPC 100606

Author: 
ebriggs
Name: 
Dickarmstrong
Number: 
21362
Designation: 
1997 HS3
Disc. Date: 
1997-04-30
Discoverer: 
Spacewatch
Disc. Place: 
Kitt Peak