MARC21-007: Altitude of remote sensor
airborne
Remote-sensing image was made from a device above the surface of a body, generally in the atmosphere, an aircraft, balloon, or some other airborne device.
b
not applicable
Altitude of the sensor is not applicable to the image.
n
other
Altitude of sensor other than surface, airborne, spaceborne.
z
spaceborne
Remote-sensing image was made from a device in space. Spaceborne sensors are those located outside the primary layers of an atmosphere (usually in orbit) and beyond.
c
surface
Remote-sensing image was made from a device located on the surface of a body, usually a planet or moon.
a
unknown
Altitude of the sensor from which the image was made is not known.
u
Published