This is based on an assumption that dogs live to about 10 and humans live to about 70,.

17 human years in dog years. The calculation is based on the comparative ages when dogs and humans reach maturity. Not all breeds age alike, so use our dog age calculator to convert dog years to human years. Human age = 16 · ln (dog age) + 31.

Turns out, the math isn't that simple. The first year of a dog’s life is. The results allowed them to derive a formula for adjusting dogs’ ages to “human years”, by multiplying the natural logarithm of the dog’s age by 16 and adding 31 ( human_age.

When you get that figure, multiply it by 31 to obtain the equivalent of the dog’s age. Dogs, in fact, have been known to live over the age of 20 (140. From this research, they concluded that you can calculate a dog’s age to human years by multiplying the natural logarithm of the dog’s age by 16 and adding 31.

Both ages above are in years, and ln () denotes the natural logarithm function. A few of these include the facts that: 16 ln (dog age) + 31 = human age.

The easy way to calculate a dog’s age is to take 1 dog year and multiple it by 7 years. The dog years to human years calculator is used to convert dog years to human years. A human's 1 year is equal to about 0.17 to 0.21 years of a dog's lifespan.

Dog age to human years chart. That’s because dogs mature more quickly than humans do in their early years. 1 year for fido equals 7 years for you.