نتایج جستجو برای: twin satellites launched in march 2002

تعداد نتایج: 17005010  

Journal: :Hong Kong medical journal = Xianggang yi xue za zhi 2005
M Y Sum A Lai S L Leung

A territory-wide cervical screening programme was launched in Hong Kong in March 2004. Since 2002, 160 nurses from the Department of Health's Maternal and Child Health Centres have completed the training necessary to carry out the screening procedures. A clinical audit of their performance was carried out between 2002 and 2004. A customer satisfaction survey revealed that 94% of respondents agr...

2002
H. Bovensmann B. Ahlers M. Buchwitz J. Frerick M. Gottwald R. Hoogeveen J. Kaiser Q. Kleipool E. Krieg G. Lichtenberg R. Mager J. Meyer S. Noël A. Schlesier C. Sioris J. Skupin M. W. Wuttke J. P. Burrows

On 1st of March 2002 ENVISAT with SCIAMACHY on-board was launched successfully in a sun-synchronous polar orbit. SCIAMACHY is a passive remote sensing instrument, which measures solar back scattered and reflected light from the atmosphere in nadir and limb viewing geometries during the majority of an orbit. In addition solar and lunar occultation measurements will be performed regularly. Measur...

2002
Aaron Sloman Luc Beaudoin Ron Chrisley Catriona Kennedy Brian Logan Matthias Scheutz Ian Wright

These slides were presented at a course on Artifificial Intelligence/Cognitive Science held in Germany 4th–5th March 2002. They are now being made available as background information for the discussion on Artificial Intelligence to be broadcast on BBC2 at 30 minutes past midnight on Thursday 14th March (00:30am on 15th March) 2002. This is part of the BBC/Open University series, The Next Big Th...

2002
Rich Katz

On March 4, 1999, the Wide-Field Infrared Explorer (WIRE) was launched from Vandenberg Air Force Base on a Pegasus XL launch vehicle into a 540 km orbit with a planned mission duration of four months. WIRE was designed to conduct a deep infrared, extra galactic science survey 500 times more sensitive than the Infrared Astronomy Satellite (IRAS) Faint Source Catalog. The instrument consists of a...

1993
H. Nett G. Perron M. Sanchez A. Burgess P. Mosner

The Michelson Interferometer for Passive Atmospheric Sounding is one of the atmospheric payload instruments on board ESA’s ENVISAT which was successfully launched into a sun-synchronous, polar orbit on 1 March 2002. Covering a broad spectral range from 685 2410 cm-1, at high spectral resolution and radiometric sensitivity the instrument permits unprecedent observations of a large number of atmo...

Journal: :Sakarya University Journal of Science 2022

Battery technology has been used for geostationary satellites since the first satellite sputnik-1 was launched in 1957. The majority of larger satellite’s lives range from 7 to 15 years. During lifetime satellites, batteries must complete 1000 33000 cycles without any problems or likelihood maintenance. There are three battery technologies, Li-ion, Ni-H2 and Ni-Cd, that well proven Geostationar...

2010
Philip Cheng Chuck Chaapel

On October 8, 2009, WorldView-2 joined its sister satellites, WorldView-1 and QuickBird, in orbit. WorldView-2 is a remote-sensing satellite principally used to capture high-resolution images of the earth. The images provided by the satellite can be used for applications such as mapping, land planning, disaster relief, exploration, defense and intelligence, visualization and simulation of envir...

Journal: :BMJ 2004
Christine Jenkins John Costello Linda Hodge

OBJECTIVE To reassess the prevalence of aspirin induced asthma and other issues related to the syndrome. DATA SOURCES Biosis, SciSearch (1990 to March 2002), Embase (1974 to March 2002), Medline (1966 to March 2002), Toxline, Derwent Drug File (1964 to March 2002), Conference Papers Index and Inside Conferences, Int'l Pharmaceutical Abstracts, Pharma-Online (1978 to March 2002). SELECTION C...

Journal: :Advances in Space Research 2021

In February 2016 and April 2018 the European Space Agency launched Sentinel-3A 3B satellites respectively, as part of Commission’s multi-satellite Copernicus Programme. Here we process waveform data to estimate Arctic sea level anomaly radar freeboard from November 2017 2018. We compare our results those CryoSat-2 satellite, find an intermission bias on sea-level 2 cm. also a mean difference 1 ...

2003
Yuji SAKAMOTO Tetsuo YASAKA

The statistics of estimated errors when conducting the orbit determination of a tethered satellite system (TSS) by only using Doppler frequencies is shown. TSS consists of two satellites connected each other by a tether. The center of mass (CM) moves like a single satellite, so this system can be utilized in case of a single satellite as well as TSS. This is considered as a low-cost orbit deter...

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