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<TITLE>International Project - Missions - SAC-C</TITLE>
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<P><FONT COLOR="#000099" SIZE="-1" FACE="Arial">The SAC-C is
an international cooperative mission between NASA and the Argentine
Commission on Space Activities (CONAE). The spacecraft is provided
by Argentina and the launch vehicle and some science instruments
will be provided by NASA. JPL will provide a scalar helium magnetometer
and an advanced TurboRogue Global Positioning Sensor (GPS). Argentina
will provide a Multispectral Medium Resolution Scanner (MMRS)
and the Danish Research Institute, a Magnetic Mapping Payload
(MMP).</FONT></P>
<P><FONT COLOR="#000099" SIZE="-1" FACE="Arial">SAC-C will study
the terrestrial and marine ecosystems, monitor the atmosphere
temperature and water vapor,<BR>
determine variability in ionospheric structure, provide for space
observatory quality measurement of the geometric field, and measure
the long wavelength component of the gravity field valuable to
many studies including the determination of polar ice cap mass
flux and oceanic circulation.</FONT></P>
<P><B><FONT COLOR="#000099" SIZE="-1" FACE="Arial">Salient Features:</FONT></B></P>
<P><B><FONT COLOR="#000099" SIZE="-1" FACE="Arial">Project Start:</FONT></B><FONT
COLOR="#000099" SIZE="-1" FACE="Arial"> January 1995 <BR>
<B>Spacecraft Weight:</B> 235 Kg <BR>
<B>Planned Lifetime:</B> 4 years <BR>
<B>Orbit:</B> 702 Km circular, 98.220 inclination <BR>
<B>Launch: </B>Taurus, WTR, December 1999</FONT></P>
<P><B><FONT COLOR="#000099" SIZE="-1" FACE="Arial">Instrument
Complement:</FONT></B></P>
<P><FONT COLOR="#000099" SIZE="-1" FACE="Arial">Global Positioning Sensor
(NASA/JPL) <BR>
Multispectral Medium Resolution Scanner (ARGENTINA) <BR>
Magnetic Mapping Payload (DENMARK)</FONT></P>
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