Question: oumuamua how close to earth?
Answer: On the outward leg of its journey through the Solar System, ʻOumuamua passed within the orbit of Earth on 14 October at a distance of approximately 0.1616 AU (15,020,000 mi; 24,180,000 km) from Earth, and went back north of the ecliptic on 16 October and passed beyond the orbit of Mars on 1 November.