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Radiocarbon (¹⁴C) Calibration Tool
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Single Sample
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Set Parameters
Conventional Radiocarbon Age (¹⁴C years BP)
(required)
Measurement Uncertainty (± years)
(required)
Reservoir Effect Correction (years)
Calibration Curve
IntCal20 (Northern Hemisphere)
SHCal20 (Southern Hemisphere)
Marine20 (Marine Samples)
Open dropdown
Marine20 curve includes global marine reservoir effect. Local corrections (ΔR) should be applied in Reservoir Correction.
Standard curve for Northern Hemisphere terrestrial samples.
Calendar Range Search Mode
Search by ¹⁴C Age
Search by radiocarbon age
Full Curve
0-55000 BP
Recommended: Searches by radiocarbon age for accurate detection.
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