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The IntCal series of radiocarbon calibration curves.

Usage

intcal20

Format

A data.frame with 9501 observations and 5 variables:

calBP

integer: calendar (calibrated) age (year BP).

age

integer: radiocarbon age (year BP).

error

integer: radiocarbon error (year BP).

delta

numeric: isotopic ratio \(\Delta^{14}C\) (per mil).

sigma

numeric: error on delta (per mil).

Source

Reimer, P. J., Austin, W. E. N., Bard, E., Bayliss, A., Blackwell, P. G., Bronk Ramsey, C., Butzin, M. et al. (2020). The IntCal20 Northern Hemisphere Radiocarbon âge Calibration Curve (0-55 Cal KBP). Radiocarbon, 62(4), 725-757. doi:10.1017/RDC.2020.41 .

See also

Other radiocarbon dating: arnold1949, intcal09, intcal13