Artificial satellites in retrograde orbit (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Artificial satellites in retrograde orbit" in English language version.

refsWebsite

Global rank English rank

2books.google.com

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1britannica.com

40^th place

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3,955^th place

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books.google.com

Ippolito, L.J. (2008). Satellite Communications Systems Engineering: Atmospheric Effects, Satellite Link Design and System Performance. Wiley. p. 23. ISBN 9780470754450. Retrieved 2014-11-30.
Timothy A Warner; Giles M Foody; M Duane Nellis (2009). The SAGE Handbook of Remote Sensing. SAGE Publications. p. 109. ISBN 9781412936163. Retrieved 2014-11-30.

britannica.com

"Shavit (Israeli launch vehicle) -- Encyclopædia Britannica". britannica.com. Retrieved 2014-11-30.

deagel.com

"Shavit". deagel.com. Retrieved 2014-11-30.

ioccg.org

http://www.ioccg.org/training/turkey/DrLynch_lectures2.pdf "Most Earth observing satellites are launched so as to have retrograde orbits."

sac.gov.in

http://www.sac.gov.in/Satcom_Overview.doc^{[permanent dead link]} "Orbits of almost all communication satellites are prograde orbits, as it takes less propellant to achieve the final velocity of the satellite in prograde orbit by taking advantage of the earth's rotational"

satobs.org

Allen Thomson. "SeeSat-L Oct-10 : Reason for FIA Radar 1/USA 215 retrograde orb". satobs.org. SeeSat-L. Retrieved 2014-11-30.

wseas.us

http://www.wseas.us/e-library/conferences/2009/istanbul/TELE-INFO/TELE-INFO-08.pdf "Most satellites are launched in a prograde orbit because the Earth's rotational velocity provides part of the orbital velocity with a consequent saving "