Mark G. Johnston

GPTKB entity

Statements (10)
Predicate Object
gptkbp:instanceOf astronomer
gptkbp:discoveredBy minor planets
https://www.w3.org/2000/01/rdf-schema#label Mark G. Johnston
gptkbp:knownFor work on comets
work on asteroids
gptkbp:nationality gptkb:American
gptkbp:occupation astronomer
gptkbp:publishedIn scientific papers on minor planets
gptkbp:bfsParent gptkb:Modern_Reformation_(magazine)
gptkbp:bfsLayer 7