Key Terms

NASA

Corona

geostationary orbit

near-polar orbit

swath width

sun-synchronous orbit

along-track

across-track

EROS

spatial resolution

pan-sharpening

panchromatic sensor

radiometric resolution

temporal resolution

off-nadir viewing

spectral resolution

Landsat

MSS

multispectral sensor

TM

Landsat 5

Landsat 7

ETM+

SLC

Landsat 8

LDCM

OLI

TIRS

Landsat scene

Worldwide Reference System

GloVis

EO-1

ALI

Hyperion

hyperspectral sensor

SPOT

Pléiades

IKONOS

QuickBird

WorldView-1

WorldView-2

WorldView-3

GeoEye-1

GeoEye-2

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