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Overview/Goals
and
Objectives
Dawn
Dictionary
Why Ceres and Vesta?
Technology
Instrumentation
Science Payload/Data Return
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Science
Payload:
| Framing Camera : |
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German Aerospace Center, DLR, Institute of Space
Sensor Technology and Planetary Exploration, Berlin. |
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| Mapping Spectrometer : |
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The Institute for Astrophysics in Space (IAFS),
Rome |
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| Gamma Ray and Neutron Spectrometer : |
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Los Alamos National Laboratory, Los Alamos NM |
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Data Return:
- Full surface imagery of Vesta and Ceres images in
seven colors at Vesta and in three at Ceres
- Full surface with mapping spectrometer in three
bands, 0.35 to 0.9 micron, 0.8 to 2.5 micron and 2.4
to 5.0 micron
- Neutron and gamma ray spectra to produce maps of
the surface elemental composition of each asteroid,
including the abundance of major rock-forming elements
(O, Mg, Al, Si, Ca, Ti, and Fe), trace elements (Gd
and Sm), long-lived radioactive elements (K, Th, and
U), and light elements such as H, C, and N, which
are the major constituents of ices.
- Radio tracking to determine mass, gravity field,
principal axes, rotational axis and moments of inertia.
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