Sentences with phrase «radar echoes»

Three plots are spectrograms showing the intensity of radar echo in the Martian ionosphere at three different times on October 19 and 20 (Image NASA / Univ.

Over the three months that followed the initial detection, the technique was able to obtain radar echoes from Chandrayaan - 1 seven more times, including during follow - up observations made by the powerful Arecibo Observatory in Puerto Rico.

MARSIS scientists hope their instrument will be able to penetrate up to three miles (five kilometers) beneath Mars» surface and return distinguishable radar echoes for sand dunes, rock and potential water deposits.

Although the subglacial topography is vastly important, «it's unlikely we're ever going to [map] the whole of Antarctica in great detail using radar echo sounding — it's just too costly,» Fretwell says.

Level 2 data represent geolocated geophysical properties (e.g ice thickness), derived from Level 1B measurements (e.g. radar echo delay).

The timing of the radar echoes, as they bounced off the canyons» edges and floors, provided a direct measure of their depths.

The signal bounced off the asteroid, and its radar echoes were received by the National Radio Astronomy Observatory's (NRAO) 100 - meter (330 - foot) Green Bank Telescope in West Virginia.

They are more transparent than water lakes: a radar echo from one was reflected from its bottom, 160 metres down.

The radar echoes revealed a surface covering thousands of square metres whose height varies by less than 3 millimetres — 10 times as flat as previous measurements were able to reveal.

Then the radar echoes bounced back from lunar orbit were received by the 100 - meter (330 - foot) Green Bank Telescope in West Virginia.

They fired a series of microwaves from the Goldstone Complex antenna towards the moon, and the radar echoes were received by the 100 - meter Green Bank Telescope in West Virginia, NASA explained.

The radar echoes off of SOHO showed the spacecraft was spinning.

The turbines can cause beam blockage and under - sampling of the radar echoes downstream (25 - 30 nautical miles) into northern Herkimer County.

The height of existing turbine towers and turbines» spinning blades are causing beam blockage and under - sampling of the radar echoes downstream for Jefferson, Lewis, and Oswego counties.

I was on duty that day and the radar echoes did indeed look alarming.