File:Illustration of the Orbits of Earth and Mars.jpg

Summary

This schematic depicts the relative positions of the Sun, Earth and Mars at the time of the observation on July 4, 2001. Chandra was scheduled to observe Mars when it was only 70 million kilometers from Earth, and also near the point in its orbit when it is closest to the Sun.

Copyright status:

This image is public domain because it was first published by an organization run for the National Aeronautics and Space Administration (NASA)

Source:

http://www.nasaimages.org/luna/servlet/detail/nasaNAS~22~22~128476~236682:?qvq=q:orbit+of+earth+and+mars;lc:nasaNAS~20~20,NVA2~50~50,NVA2~28~28,NVA2~32~32,NVA2~37~37,NVA2~41~41,nasaNAS~4~4,nasaNAS~5~5,NVA2~8~8,nasaNAS~22~22,NVA2~16~16,NVA2~48~48,NVA2~61~61,nasaNAS~13~13,NVA2~20~20,NVA2~52~52,NVA2~75~75,NVA2~25~25,NVA2~57~57,NVA2~34~34,NVA2~43~43,NVA2~39~39,NVA2~1~1,nasaNAS~6~6,NVA2~9~9,NVA2~27~27,NVA2~31~31,NVA2~54~54,NVA2~45~45,nasaNAS~10~10,NVA2~36~36,NVA2~18~18,NVA2~13~13,NVA2~22~22,NVA2~59~59,nasaNAS~7~7,nasaNAS~8~8,NVA2~47~47,NVA2~60~60,NVA2~29~29,NVA2~33~33,NVA2~56~56,NVA2~15~15,NVA2~24~24,nasaNAS~12~12,NVA2~51~51,NVA2~38~38,NVA2~42~42,NVA2~4~4,nasaNAS~9~9,NSVS~3~3,nasaNAS~2~2,NVA2~17~17,NVA2~30~30,NVA2~62~62,NVA2~53~53,NVA2~44~44,NVA2~35~35,NVA2~26~26,NVA2~58~58,NVA2~21~21,NVA2~49~49,NVA2~14~14,nasaNAS~16~16,NVA2~23~23,NVA2~46~46,NVA2~55~55,NVA2~19~19,NVA2~76~76&mi=6&trs=486