C14 Radiocarbon Dating - Sample - HAR-2002

Oak beam charcoal from Phase 2B timber and stone construction of Citadel 1. See also HAR-2000 (1190 +/- 70 BP) from hazel and HAR-2001 (1260 +/- 70 BP) from hazel.

Canmore ID 24873

Map Number NN72SW

Site type Fort (Early Medieval)

Site number 3

NGR 270819 723257

Council 340

County 24

Parish COMRIE (PERTH AND KINROSS)

Lab Analysis ID HAR-2002

Material Dated charcoal (quercus spp)

Researcher Alcock et al 1989

Sponsor Historic Scotland

Uncalibrated date bp +/- error 1310 bp +/-70

Uncalibrated date ad/bc +/- error ad 640 +/-70

Completed by Harwell, England

Calibration program used OxCal 3.10