There is a time unit "year of the dog" Bashny.Net

Anybody ever tell you that perform some action for the "moment" or a time equal to "shake the tail of the lamb?" "Moment" and "jitter" - a real time units. "MiG" is 0, 1 second, and "shake" - 10 nanoseconds. They are used for convenience of calculations in the computer and nuclear engineering respectively. "Moment" is 90 seconds. In medieval Europe often used the Latin word «atomus», which by modern calculations equals 160 milliseconds. Another unit of time is the length of the dog's life. Myth, which are based on this unit, says that the 7 years of the dog's life is equivalent to one year of life. Dogs really do not live "faster", they age differently, depending on the breed, and to measure a dog's life for years about a man is as senseless as the measure during a relatively snail shellfish. However, the myth has become so popular that there is now a dog year, and its duration is 52 days, about ⅟₇ standard year.

via factroom.ru