Letter | Published:

Life-time of an Artificial Earth Satellite

Naturevolume 180page1413 (1957) | Download Citation



IN view of the recent widespread interest in the life-time of an artificial Earth satellite, a simple expression is derived here which predicts the approximate life-time from initially measured values of the rate of change of height at apogee and the difference between the heights at apogee and perigee.

Access optionsAccess options

Rent or Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.

Author information


  1. National Telecommunications Research Laboratory, South African Council for Scientific and Industrial Research, P.O. Box 10319, Johannesburg

    • J. A. FEJER


  1. Search for J. A. FEJER in:

About this article

Publication history

Issue Date



Further reading


By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.