laser altimeter वाक्य
उदाहरण वाक्य
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- Meanwhile, Surveyor's laser altimeter is measuring the highs and lows of Mars'polar caps, volcanoes and gorges; its thermal emission spectrometer is mapping the planet's surface minerals.
- And the spacecraft's laser altimeter, measuring variations in surface elevations, has given scientists a more detailed view of the terraced landscape of the north polar cap.
- Pilcher said the space mission planned for 2003 would carry a laser altimeter, capable of very precise measurements of the satellite's distance from the surface of Europa.
- Flying out of San Juan, the T-39 Sabreliner also will use its laser altimeter to survey parts of Puerto Rico, the Dominican Republic and other Caribbean territories.
- Flight plans are set by NASA's Goddard Space Flight Center in Greenbelt, Md ., said geophysicist Jim Garvin, chief scientist of NASA's space shuttle laser altimeter project.
- The instrument, the Mars Orbiter Laser Altimeter, fires infrared laser light pulses at the surface and determines land elevations by measuring the round-trip time of the light.
- Smith's instrument, known as a laser altimeter, has never been used to systematically measure all of Earth's continents, although such a mission is planned for the future.
- Since the laser altimeter maps both surface and treetop elevations, forestry and planning officials can use its measurements to analyze growth of forests and other vegetation, Smith said.
- The valleys were found by scientists from the University of Arizona, NASA's Jet Propulsion Laboratory and other institutions, using laser altimeter data from the Mars Global Surveyor spacecraft.
- LRO's laser altimeter's examination of the Shackleton crater at the lunar south pole suggests up to 22 % of the surface of that crater is covered in ice.
- Besides cameras, the spacecraft would carry a laser altimeter to measure the changing shape of Europa as its surface bulges and subsides in response to powerful tidal forces.
- Flying out of San Juan, the T-39 Sabreliner also will use its laser altimeter to survey parts of Puerto Rico, the Dominican Republic and other areas of the Caribbean.
- "' Land Vegetation and Ice Sensor ( LVIS ) "'- The Land, Vegetation and Ice Sensor ( LVIS ) is a laser altimeter optimized for operation at higher altitudes.
- After extensive research and experimentation, it has been shown that " phase radio altimeters " are most suitable for such applications as compared to laser altimeter, isotropic or ultrasonic altimeters.
- A NASA space shuttle crew tested the laser altimeter technology last year in orbit above the Caribbean, central Africa and the United States, but measurements frequently were frustrated by cloud cover.
- Data from the imagers and a laser altimeter will be combined with the data from Mariner 9 and the Viking orbiters to yield a highly detailed map of the Red Planet.
- Surveyor's laser altimeter, which uses flashes of laser light to measure surface elevations, will help prevent those landers from coming down on top of a big boulder or falling into a crevasse.
- A study with the Mars Orbiter Laser Altimeter, Thermal Emission Imaging System ( THEMIS ) and the Mars Orbiter Camera ( MOC ) support the idea that Warrego Valles was formed from precipitation.
- Studying elevation contours created by a laser altimeter aboard the Mars Global Surveyor spacecraft, the scientists found evidence that the area was once a basin formed by the impact of a large meteorite billions of years ago.
- The Laser Altimeter was designed with the intention of measuring the altitude of the spacecraft above the lunar surface within approximately two meters ( 6.5 feet ), and providing altitude information to the panoramic and mapping cameras.
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