Top 10 amazing movie makeup transformations. Absolute frequency is a measurement of the total number of data units within a given class in a frequency distribution table. This, along with other measurements of frequency, can help quantify and explore the data to make it easier to understand.
In the 100 years from 1901 to 2000, there were 228 solar eclipses and 229 lunar ones. So over a long period of time, that's an average of roughly 2.3 of each kind every yearâ¦. There are typically 2 or 3 of each kind every year. But some years have only one, and occasionally there can be a year with as many as five.
The number of lunar eclipses in a single year can range from 0 to 3. The last time that 3 total lunar eclipses occurred in one calendar year was in 1982. Partial eclipses slightly outnumber total eclipses by 7 to 6. The table below lists every lunar eclipse (including penumbral) from 2011 through 2030. Click on the eclipse Date to see a map and diagram of an eclipse.