Assertion: asteroid belt's asteroid | /r/HasProperty | identified
Facets:
value: a century later
type: TEMPORAL
Source sentences:
text: The introduction of photography to the search for new asteroids in 1891, by which time 322 asteroids had been identified, accelerated the discovery rate.
text: Even a century later, only a few thousand asteroids were identified, numbered and named.
text: The first asteroid to be identified, 1 Ceres, was discovered January 1, 1801, by Giuseppe Piazzi in Palermo, Sicily.
text: Still, a century later, only a few thousand asteroids were identified, numbered and named.
text: The C-type carbon based asteroids are the most common and make up about 75% of all asteroids that are identified.