10Be - 26Al exposure age calculator


For calculating an exposure age when erosion rate is known independently.

Multiple sample form -- Macaulay landslide, NZ calibration data set
Developmental version. June, 2009. Written by Greg Balco, balcs@bgc.org

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Production rate calibration tracking information:

Calibration data set name: NZ-Macaulay

Reference: Putnam, A., et al., 2009 in review. In situ cosmogenic Be-10 production rate from the Southern Alps, New Zealand. Quaternary Geochronology. Contact Aaron Putnam (Aaron_Putnam@umit.maine.edu) for further information.

Computation time: 7.4825 sec
Calibration wrapper version: 2.2-cal-dev
Objective function version: 2.2-dev
Age calculation version: 2.1
Muon calculation version: 1.1
Constants version: 2.2

Scaling scheme Reference Be-10 Percentage Reduced Reference Al-26
for spallation production rate (atoms/g/yr) uncertainty chi-squared production rate (atoms/g/yr)

St3.84+/-0.082.20.3925.91+/-0.56
De3.88+/-0.082.10.3826.17+/-0.56
Du3.87+/-0.082.10.3826.08+/-0.55
Li4.18+/-0.092.10.4128.19+/-0.59
Lm3.75+/-0.082.10.3725.32+/-0.54


Sample data entry:

Enter data block here.

Data entry for this form follows version 2.2:

Refer to the default v.2.2 input form here or the v.2.2 example spreadsheet here. For a list of currently available standards, see this page.


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