Mombasa Mombasa Mombasa () is a seaport city on the coast of Kenya, along the Indian Ocean. It is the country's oldest (circa 900 AD) and second-largest city (after the capital Nairobi), with an estimated population of about 1.4 million people in 2016. Its metropolitan region is the second largest in the country and has a population of approximately 3 million people. Administratively, Mombasa is the county seat of Mombasa County. Mombasa is a regional cultural and economic hub; it has an extra-large port and an international airport, and is an important regional tourism center. Located on the east coast of
1428 Mombasa years prior to its official discovery at Johannesburg. American astronomer Robert Stephens obtained a rotational lightcurve of "Mombasa" in June 2012. Light-curve analysis gave a rotation period of 16.67 hours with a brightness variation of 0.16 magnitude (). Previous lightcurves were obtained by French amateur astronomer René Roy in February 2006 (17.6 hours, Δ0.15 mag; ), as well as by Scot Hawkins and Richard Ditteon at Oakley Observatory in May 2007 (17.12 hours, Δ0.25 mag; ). On the SMASS taxonomic scheme, "Mombasa" is a , an intermediate between the carbonaceous C and X-type, while it is also described as a