Assertion: asteroid's value | /r/HasProperty | gc
Facets:
Source sentences:
text: The values for the mass of 3.38±0.28×10−11 M ☉ and the density of 6.98±0.58 g/cm3 obtained from a 2002 analysis by Kuzmanoski and Kovačević, of a close encounter with asteroid (13206) 1997 GC 22 .