C14 Radiocarbon Dating - Index - Cruggleton Castle
Lab Analysis ID | Material Dated | Uncalibrated date bp | Uncalibrated date bc/ad | Calibrated date |
---|---|---|---|---|
GU-1637 | charcoal (n.i.) |
1220 bp +/-70 | ad 730 +/-70 | cal AD 660 to 980 |
GU-1638 | charcoal (n.i.) |
1900 bp +/-70 | ad 50 +/-70 | 50 cal BC to cal AD 320 |
GU-1639 | charcoal (n.i.) |
690 bp +/-90 | ad 1260 +/-90 | cal AD 1160 to 1430 |