spectral radiometer
41Normalized Difference Vegetation Index — Negative values of NDVI (values approaching 1) correspond to water. Values close to zero ( 0.1 to 0.1) generally correspond to barren areas of rock, sand, or snow. Lastly, low, positive values represent shrub and grassland (approximately 0.2 to 0 …
42Cosmic microwave background radiation — CMB and Cosmic background radiation redirect here. For other uses see CMB (disambiguation) and Cosmic background (disambiguation). Physical cosmology …
43Cassini–Huygens — Artist s concept of Cassini s Saturn Orbit Insertion Operator NASA / ESA / ASI Mission type …
44Pyranometer — A pyranometer is a type of actinometer used to measure broadband solar irradiance on a planar surface and is a sensor that is designed to measure the solar radiation flux density (in watts per metre square) from a field of view of 180 degrees.… …
45Wilkinson Microwave Anisotropy Probe — WMAP redirects here. WMAP may also refer to either radio station WXNC or WGSP FM. Wilkinson Microwave Anisotropy Probe General information NSSDC ID 2001 027A …
46Remote sensing — There are two kinds of remote sensing. Passive sensors detect natural energy (radiation) that is emitted or reflected by the object or surrounding area being observed. Reflected sunlight is the most common source of radiation measured by passive… …
47SORCE — Solar Radiation and Climate Experiment Typ: Forschungssatellit Land (Organisation): USA (NASA) …
48Envisat — (Environmental Satellite) is an Earth observing satellite built by the European Space Agency. It was launched on the 1st March 2002 aboard an Ariane 5 into a Sun synchronous polar orbit at a height of 790 km (±10 km). It orbits the Earth in about …
49Cosmic Background Explorer — (COBE) General information NSSDC ID 1989 089A Organization NASA …
50Nimbus program — Artist s drawing of the general design of the Nimbus series of satellites. The solar panel wings move throughout the day to track the Sun during the daylight part of the satellite’s orbit. The 10 foot tall satellite has the attitude control… …
