<Table> <Tr> <Th_colspan="2"> Mauna Kea </Th> </Tr> <Tr> <Td_colspan="2"> Maunakea </Td> </Tr> <Tr> <Td_colspan="2"> Mauna Kea in December 2007, with its seasonal snow cap visible </Td> </Tr> <Tr> <Th_colspan="2"> Highest point </Th> </Tr> <Tr> <Th> Elevation </Th> <Td> 4,207.3 m (13,803 ft) </Td> </Tr> <Tr> <Th> Prominence </Th> <Td> 4,207.2 m (13,803 ft) </Td> </Tr> <Tr> <Th> Isolation </Th> <Td> 3,947 km (2,453 mi) </Td> </Tr> <Tr> <Th> Listing </Th> <Td> <Ul> <Li> Highest ocean islands 2nd </Li> <Li> World most prominent 15th </Li> <Li> World most isolated peaks 8th </Li> <Li> Oceania highest peaks 2nd </Li> <Li> US highest major peaks 57th </Li> <Li> US most prominent peaks 2nd </Li> <Li> US most isolated peaks 2nd </Li> <Li> US state high point 6th </Li> <Li> Hawaii highest major peaks 1st </Li> </Ul> </Td> </Tr> <Tr> <Th> Coordinates </Th> <Td> 19 ° 49 ′ 14" N 155 ° 28 ′ 05" W ﻿ / ﻿ 19.820664075 ° N 155.468066397 ° W ﻿ / 19.820664075; - 155.468066397 Coordinates: 19 ° 49 ′ 14" N 155 ° 28 ′ 05" W ﻿ / ﻿ 19.820664075 ° N 155.468066397 ° W ﻿ / 19.820664075; - 155.468066397 </Td> </Tr> <Tr> <Th_colspan="2"> Geography </Th> </Tr> <Tr> <Td_colspan="2"> Mauna Kea Position of Mauna Kea in Hawaii </Td> </Tr> <Tr> <Th> Location </Th> <Td> Hawaii County, Hawaii, United States </Td> </Tr> <Tr> <Th> Parent range </Th> <Td> Hawaiian Islands </Td> </Tr> <Tr> <Th_colspan="2"> Geology </Th> </Tr> <Tr> <Th> Age of rock </Th> <Td> Oldest dated rock: 237,000 ± 31,000 BP Approximate: ~ 1 million </Td> </Tr> <Tr> <Th> Mountain type </Th> <Td> Shield volcano Hotspot volcano </Td> </Tr> <Tr> <Th> Volcanic arc / belt </Th> <Td> Hawaiian--Emperor seamount chain </Td> </Tr> <Tr> <Th> Last eruption </Th> <Td> 2460 BC ± 100 years </Td> </Tr> <Tr> <Th_colspan="2"> Climbing </Th> </Tr> <Tr> <Th> First ascent </Th> <Td> Recorded: Goodrich (1823) </Td> </Tr> <Tr> <Th> Easiest route </Th> <Td> Mauna Kea Trail </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th_colspan="2"> U.S. National Natural Landmark </Th> </Tr> <Tr> <Th> Designated </Th> <Td> November 1972 </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Mauna Kea </Th> </Tr>

When is the last time mauna kea erupted
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