An undersea 6.3-magnitude earthquake rattled eastern Indonesia on Tuesday, but there was no tsunami warning and no immediate reports of damage or injuries. The quake struck at a depth of 42 kilometres (26 miles), the US Geological Survey (USGS) said, shortly after 8:00 pm (1700 PST). The epicentre was 132 kilometres from Ternate, in the Moluccas, and 161 kilometres from Manado on Sulawesi island. USGS originally put the quake at magnitude 6.5 and at a depth of 87 kilometres.