Daily Archives: May 16, 2014


Percent error is the percent difference between a measured and expected value. (image credit: Sherman Geronimo-Tan) 9
Percent Error Definition Percent error, sometimes referred to as percentage error, is an expression of the difference between a measured value and the known or accepted value. It is often used in science to report the difference between experimental values and expected values. The formula for calculating percent error is: […]

Calculate Percent Error


This image is of an exoplanet orbiting the star Beta Pictoris. While it doesn’t look like much, it is the best direct image ever taken of a planet outside our Solar System. The image¬†was taken using the new Gemini Planet Imager’s adaptive optics system. This equipment was a recent addition […]

Direct Image Of Exoplanet Sets New Record