Sentences with phrase «exact calendar age»

Because of well - known problems in calibrating dates from 3,500 years ago, he knew the lab would be unable to pin down the exact calendar age of the samples, but the uncalibrated measured age of the cattle bones closely matched the latest equivalent dates for the cataclysm on Thera.

Not exact matches

One can think of there being a nonlinear but exact functional calibration curve relationship s14C = c (ti) between calendar year ti and a «standard» 14C age s14C, but with — for each calendar year — the actual (true, not measured) 14C age t14C having a slightly indeterminate relationship with ti.

If you're under the age of 59 1/2, up to once a year you can withdraw cash from your Roth IRA penalty - free if the exact amount withdrawn is returned within 60 calendar days.