Original: For the best-fit '' snowman '' model , the density is found to be 1.8 Â 0.2 g\/cm Â , giving a porosity of the order of 20 % , and possibly indicating that the main components are fractured solid bodies , but that the asteroid is rather not a rubble pile .
Simplified: For the best-fit '' snowman '' model , the density is found to be 1.8 Â 0.2 g\/cm Â . This gives a porosity of the order of 20 % .