Sentences with phrase «polar orbiting»

From 1979 to 2005 the microwave sounding units (MSUs) and since 1998 the Advanced Microwave Sounding Units on NOAA polar orbiting satellites have measured the intensity of upwelling microwave radiation from atmospheric oxygen.

Since 1978 microwave sounding units (MSUs) on National Oceanic and Atmospheric Administration polar orbiting satellites have measured the intensity of upwelling microwave radiation from atmospheric oxygen, which is related to the temperature of broad vertical layers of the atmosphere.

Gavin, the methanetracker.org website says this: «All the methane emissions measurements come from the Infrared Atmospheric Sounding Interferometer (IASI) instrument, aboard of the MetOp series of polar orbiting satellites of the European Space Agency (ESA).

Satellite data from the HIRS instruments on the NOAA polar orbiting satellites tend («sort of», only in the tropics, and only for part of the time) to support the climate model story.

The RSS SSM / I geophysical dataset consists of data derived from observations collected by SSM / I instruments carried onboard the DMSP series of polar orbiting satellites.

This dataset is an intercalibration of irradiance measurements from a fleet of geostationary and polar orbiting weather satellites, operational since 1983.

The ice coverage has been documented since 1973 by means of passive microwave sensors on polar orbiting satellite.

One of the authors of the Monaghan et al. group had previously examined trends in temperature «inferred from skin temperatures from Advanced Very Hi - Res» Radiometer (AVHRR) instruments on polar orbiting satellites» and found «a statistically insignificant cooling trend over continental Antarctica from 1982 to 1998.»

The National Satellite Data Centre, located north of the Arctic Circle in Sodankylä (67 ° 22 N, 26 ° 39 E) lies in an excellent location for receiving data from all polar orbiting spacecraft.

Thus the Reynolds and Smith (1994) and Smith et al. (1996) data, which incorporate polar orbiting satellite temperatures, utilise skin temperatures that have been adjusted to estimate bulk SST values through a calibration procedure.

The UKMO series (as in Figure 2.5 a) does not include polar orbiting satellite data because of possible time - varying biases in them that remain difficult to correct fully (Reynolds, 1993) though the NCEP (National Centers for Environmental Prediction) data (adapted from Smith et al., 1996 and Reynolds and Smith, 1994), starting in 1950, do include satellite data after 1981.

EUMETSAT operates four geostationary Meteosat spacecraft which provide frequent observations vital for severe weather warnings, and two Metop polar orbiting satellites which supply a unique wealth of ocean, land and atmospheric parameters essential for forecasting high impact weather up to 10 days in advance.

Unprecedented views of surface wind and wave fields in storms are now provided by microwave sensors on - board polar orbiting satellites.

So either get some decent ground stations — and place them to remove the urban / rural heating problem (which means controlling vegetation for miles around) and / or get some polar orbiting satellites so we have 100 % satellite coverage OR satellites + detailed accurate measurements of part of the global to act as a reference calibration area to improve accuracy of satellites.

Current polar orbiting satellites can only provide a single snapshot of carbon dioxide uptake and water release each day, at the same time of day, so scientists have to estimate how that one - time snapshot translates over the course of the entire day.

The PFO program is made up of two new polar orbiting weather satellites (JPSS - 3 and JPSS - 4) that will ensure continuity of data.

The language notes that NOAA's mission for polar orbiting weather satellites «continues on a tenuous path.»

GeoEye's IKONOS, currently its premier satellite, provides resolution at better than one meter, but the company plans this August to launch GeoEye - 1, a polar orbiting satellite equipped with a camera that can capture up to 700,000 square kilometers of black - and - white and 350,000 square kilometers of color imagery a day.

While the Planet Labs staff ate pancakes that morning in February, two shoebox - size nine - pound pods made in the company's unconventional factory floated from the International Space Station toward a polar orbit of Earth.

These small and relatively inexpensive satellites are in polar orbit and rotate around the earth every 90 minutes at an altitude of approximately 800 km.

«We are ideally located to launch into polar orbit and have an unobstructed range for launching,» Campbell said.

SwRI's Dr. Frederic Allegrini, Dr. Randy Gladstone, and Valek are co-authors of «Jupiter's magnetosphere and aurorae observed by the Juno spacecraft during its first polar orbits»; lead author is Dr. John Connerney of the Space Research Corporation.

That would fulfil US troops» weather - prediction needs, but would not provide the polar orbit needed to study sea ice.

Jupiter's radiation belts prevent ground - based telescopes from seeing deeper, and so scientists are relying on Juno's daring, swooping polar orbit to provide one of the first views into the deep underworld of Jupiter's atmosphere.

Because of Juno's swooping polar orbit that takes it breathtakingly close to the planet, most of JunoCam's images of these features are distorted into an hourglass shape due to foreshortened horizons; the colors are pale, the outlines of clouds hazy.

Jupiter's magnetosphere and aurorae observed by the Juno spacecraft during its first polar orbits.

The rocket placed IRIS into a sun - synchronous polar orbit that will allow it to make almost continuous solar observations during its two - year mission.

Many reconnaissance satellites follow a north - south path — known as a polar orbit — that allows them to view the entire Earth every day.

Juno carries no instrument capable of directly measuring such asymmetries, but they should manifest as subtle alterations in the spacecraft's motion as it moves through its 53 - day polar orbit around the planet.

Even though the British lander Beagle 2 appears to be lost, its mother ship Mars Express has successfully maneuvered into a polar orbit.

Looking further to the future, we could create a free - flyer mission and put it into a polar orbit at an altitude near 800 kilometers, where the greatest concentration of debris is found.»

The findings from Akatsuki, in an equatorial orbit, were expected to complement data coming from the European Space Agency's Venus Express, which has been in a polar orbit around the planet since April 2006.

Five of the six spacecraft now reconnoitering Mars loop around the planet in a polar or near - polar orbit, which limits them to viewing any point on Mars just twice each martian day.

Stuart Clark describes how a superfluid Bose - Einstein state of dark matter particles might explain the streams of dwarf satellite galaxies in polar orbit around the Milky Way and Andromeda galaxies (2 April, p 30).

Although a mechanical glitch kept it out of the fray this time, its polar orbit around the red planet allows MGS to keep an eye peeled for martian cyclones all year long.

As Mars Express flies in polar orbit, dipping to within 155 miles of the planet spinning beneath it, instruments made in Sweden, France, and Italy will map the composition of the atmosphere, looking in part for evidence that vestiges of that water are still escaping into space.

Initially the dose is minimized by the spacecraft's polar orbit, which ducks under the radiation belt, but the orbit shifts over time due to the torquing from Jupiter's gravitational field.

The orbiter's final operational altitude is about 250 miles (400 km) above Mars in a sun - synchronous polar orbit.

It's taking advantage of a polar orbit that allows it to swoop down within 3,100 miles (4,990 kilometers) of the immense world's cloud tops.

KELT - 9b has an extremely short orbital period, a near - polar orbit and travels around a star that is oblate, not spherical, co-author Karen Collins, a post-doctoral fellow at Vanderbilt, noted.

«Juno's polar orbit is ideal for studying Jupiter's auroras,» explains Bolton.

The spacecraft was in a polar orbit (pole to pole) 400 miles above the Earth's surface.

Juno will circle Jupiter in a long, elliptical polar orbit.

They also envision a free - flying system that could be launched into a polar orbit, where a lot of this debris can be found.

It is also the first spacecraft to enter a polar orbit around Jupiter.

As the spacecraft operates in its 53 - day highly elliptical polar orbit of Jupiter, scientists can study the minute amount of acceleration and deceleration Juno experiences as it moves around Jupiter.

Juno is a NASA New Frontiers effort to study Jupiter from a polar orbit.

On April 11 of the following year, its main engine was successfully fired to place it in a polar orbit about the planet.

It was launched on Jan. 25, 1983, on a Delta rocket from Vandenberg Air Force Base in California into a polar orbit at an altitude of 900 km (550 miles).

Here we report measurements of Jupiter's gravity harmonics (both even and odd) through precise Doppler tracking of the Juno spacecraft in its polar orbit around Jupiter.