1089_tama | escapevelocity | 00068 (kilometreperseconds) <sep> 1089 tama, provisional designation 1927 wb, is an elongated florian asteroid and synchronous binary system from the inner regions of the asteroid belt, approximately 12 kilometers in diameter it was discovered by japanese astronomer okuro oikawa at the old tokyo astronomical observatory (389) on 17 november 1927 the asteroid was named after the tama river in japan its minor-planet moon was discovered in december 2003 and measures approximately 9 kilometers 
1089 tama has an escape velocity of 0.0068 kilometres per second.no information