454 Mathesis is an asteroid. It was discovered by Friedrich Karl Arnold Schwassmann on March 28, 1900. Its provisional name was 1900 FC. Jump to: navigation, search An asteroid is a small, solid object in our Solar System, orbiting the Sun. ... Friedrich Karl Arnold Schwassmann (March 25, 1870 – January 19, 1964) was a German astronomer). ... Jump to: navigation, search March 28 is the 87th day of the year in the Gregorian Calendar (88th in Leap years). ... 1900 is a common year starting on Monday. ...