Assertion: asteroid's approach | /r/CapableOf | present good opportunity
Facets:
value: for observation
type: PURPOSE
Source sentences:
text: The approach on 29 September 2004 was particularly close, at 0.0104 AU (within 4 lunar distances) from Earth, presenting a good opportunity for observation, with Toutatis having an apparent magnitude of 8.8 at its brightest.