TRACE is a high-precision orbit determination and orbit propagation program. It was developed by

The Aerospace Corporation The Aerospace Corporation is an American nonprofit corporation that operates a federally funded research and development center (FFRDC). The corporation provides technical guidance and advice on all aspects of space missions to military, civil ...

El Segundo, California El Segundo ( , ; ) is a city in Los Angeles County, California, United States. Located on Santa Monica Bay, it was incorporated on January 18, 1917, and is part of the South Bay Cities Council of Governments. The population was 17,272 as of t ...

. An early version ran on the

IBM 7090 The IBM 7090 is a second-generation Transistor computer, transistorized version of the earlier IBM 709 vacuum tube mainframe computer that was designed for "large-scale scientific and technological applications". The 7090 is the fourth member o ...

computer in 1964. The Fortran source code can be compiled for any platform with a Fortran

compiler In computing, a compiler is a computer program that Translator (computing), translates computer code written in one programming language (the ''source'' language) into another language (the ''target'' language). The name "compiler" is primaril ...

. When Satellite Tool Kit's high-precision orbit propagator and parameter and coordinate frame transformations underwent an Independent Verification and Validation effort in 2000, TRACE v2.4.9 was the standard against which STK was compared. As of 2013, TRACE is still used by the U.S. Government and some of its technical contractors.

References

Astrophysics Mathematical software Physics software {{astrophysics-stub