Table 2 Radiocarbon dating results
From: Three thousand year paleo-tsunami history of the southern part of the Japan Trench
Core | Depth (cm) | Material | Conventional Radiocarbon Age(BP) | Calibrated Age (Cal) | δ13C (‰)1) | Beta ID |
|---|---|---|---|---|---|---|
P-14 | 45-47 | plant material | 105.6 ± 0.4 pMC | NA | -25.5 | 457714 |
P-14 | 55-57 | plant material | 130 ± 30 | AD 1670–1780 | -24.4 | 457715 |
AD 1800–post 1950 | ||||||
P-14 | 65-67 | plant material | 80 ± 30 | AD 1685–1730 | -24.1 | 457716 |
AD 1810–1925 | ||||||
AD 1950– | ||||||
P-14 | 98-100 | plant material | 1100 ± 30 | AD 885–1015 | -18.3 | 457717 |
P-14 | 108-113 | plant material | 1110 ± 30 | AD 885–995 | -15.9 | 452555 |
P-14 | 125 | organic sediment | 1750 ± 30 | AD 230–380 | -22.6 | 445711 |
P-14 | 139-141 | plant material | 1200 ± 30 | AD 720–740 | -17.8 | 457718 |
AD 765–895 | ||||||
P-14 | 149-151 | seeds | 1520 ± 30 | AD 430–490 | -19.4 | 457719 |
AD 510–515 | ||||||
AD 530–605 | ||||||
P-14 | 165-167 | organic sediment | 1140 ± 30 | AD 775–790 | -27.9 | 452556 |
AD 800–980 | ||||||
P-14 | 171-173 | organic sediment | 1060 ± 30 | AD 900–925 | -27.1 | 457720 |
AD 945–1020 | ||||||
P-14 | 181-183 | organic sediment | 1140 ± 30 | AD 775–790 | -27.8 | 457721 |
AD 800–980 | ||||||
P-14 | 200 | organic sediment | 1280 ± 30 | AD 665–775 | -27.2 | 445712 |
P-14 | 250 | organic sediment | 1620 ± 30 | AD 385–475 | -23.0 | 445713 |
AD 485–535 | ||||||
P-14 | 258-261 | organic sediment | 1770 ± 30 | AD 180–190 | -22.2 | 452557 |
AD 215–340 | ||||||
P-14 | 271-273 | organic sediment | 1750 ± 30 | AD 230–380 | -22.1 | 457722 |
P-14 | 277.5-278.5 | plant material | 1910 ± 30 | AD 30–40 | -27.7 | JGR2) |
AD 50–135 | ||||||
P-14 | 287-288 | plant material | 1690 ± 30 | AD 255–295 | -26.5 | JGR2) |
AD 320–415 | ||||||
P-14 | 292-294 | organic sediment | 2470 ± 30 | BC 770–415 | -23.0 | 452558 |
P-14 | 310 | organic sediment | 2390 ± 30 | BC 540–395 | -26.5 | 445714 |
P-14 | 314-316 | organic sediment | 2330 ± 30 | BC 410–375 | -25.6 | 457723 |
P-14 | 378-380 | organic sediment | 2880 ± 30 | BC 1131–973 | -24.7 | 478070 |
BC 958–939 | ||||||
BC 1161–1144 | ||||||
BC 1192–1176 | ||||||
P-7 | 86.5–88.0 | plant material | 500±30 | AD 1405–1445 | -22.8 | JGR2) |
KBT4-2 | 132-134 | organic sediment | 1290 ± 30 | AD 664–770 | -27.0 | 487208 |