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Topex-Jason combined GPS-DORIS orbit determination in the TanDEM phase / Pascal Willis in Advances in space research, vol 31 n° 8 (14/03/2003)
[article]
Titre : Topex-Jason combined GPS-DORIS orbit determination in the TanDEM phase Type de document : Article/Communication Auteurs : Pascal Willis , Auteur ; Bruce J. Haines, Auteur ; Yoaz E. Bar-Sever, Auteur ; Willy I. Bertiger, Auteur ; Ron Muellerschoen, Auteur ; Da Kuang, Auteur ; Shailen Desai, Auteur Année de publication : 2003 Article en page(s) : pp 1941 - 1946 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Techniques orbitales
[Termes IGN] balise DORIS
[Termes IGN] GIPSY-OASIS
[Termes IGN] Jason
[Termes IGN] orbite précise
[Termes IGN] orbitographie
[Termes IGN] récepteur DORIS
[Termes IGN] récepteur GPS
[Termes IGN] TOPEX-PoseidonRésumé : (Auteur) In December 2001, the Jason-1 satellite was launched to extend the long-term success of the TOPEX/POSEIDON (T/P) oceanographic mission. The goals for the Jason-1 mission represent both a significant challenge and a rare opportunity for precise orbit determination (POD) analysts. Like its predecessor, Jason-1 carries three types of POD systems: a GPS receiver, a DORIS receiver and a laser retro-reflector. In view of the 1-cm goal for radial orbit accuracy, several major improvements have been made to the POD systems: 1) the GPS "BlackJack" TurboRogue Space Receiver (TRSR) tracks up to 12 GPS spacecraft using advanced codeless tracking techniques; 2) a newly developed DORIS receiver can track two ground beacons simultaneously with lower noise. In addition, the satellite itself features more straightforward attitude behavior, and a symmetric shape, simplifying the orbit determination models compared to T/P. On the other hand, the area-to-mass ratio for Jason-1 is larger, implying larger potential surface-force errors. This paper presents Jason-1 POD results obtained at JPL using the GIPSYOASIS II (GOA) software package. Results from standard tests (orbit overlaps, laser control points) suggest that 1 to 2 cm radial orbit precision is already being achieved using the JPL reduced-dynamic estimation approach. We also report new DORIS POD strategies that make full profit of the additional number of common DORIS observations due to the T/P-Jason-1 tandem mode of orbit as well the additional dual-channel capability of the upgraded JASON receiver (allowing simultaneous tracking of two ground stations). New information on the satellite's time scale is availed through this new estimation strategy. Results show that a significant improvement to DORIS-based orbits could be gained using this strategy. Building on these results, we have extended the GIPSY/OASIS II software capability to more fully exploit the combined benefit of both GPS and DORIS measurements from UP and Jason-1 in their preliminary tandem mode. POD test results are used to demonstrate the accuracy of these orbits and to compare results in different cases: DORIS-alone, and GPS and DORIS together in both single- and multi-satellite modes. On the other, we have demonstrated and explained an anomalous behavior of the on-board oscillator when crossing the South Atlantic Anomaly region. Finally, plans for future software enhancements, processing strategies and modeling improvements are presented. Numéro de notice : 54856 Affiliation des auteurs : IGN+Ext (1940-2011) Thématique : IMAGERIE/POSITIONNEMENT Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1016/S0273-1177(03)00156-X Date de publication en ligne : 28/10/2003 En ligne : https://doi.org/10.1016/S0273-1177(03)00156-X Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=34308
in Advances in space research > vol 31 n° 8 (14/03/2003) . - pp 1941 - 1946[article]AIRS-AMSU-HSB on the Aqua mission: design, science objectives, data products, and processing systems / H.H. Aumann in IEEE Transactions on geoscience and remote sensing, vol 41 n° 2 (February 2003)
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Titre : AIRS-AMSU-HSB on the Aqua mission: design, science objectives, data products, and processing systems Type de document : Article/Communication Auteurs : H.H. Aumann, Auteur ; M. Chahine, Auteur ; Claude Gautier, Auteur ; et al., Auteur Année de publication : 2003 Article en page(s) : pp 253 - 264 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Acquisition d'image(s) et de donnée(s)
[Termes IGN] Advanced Microwave Sounding Unit
[Termes IGN] Atmospheric Infrared Sounder
[Termes IGN] bande infrarouge
[Termes IGN] climat terrestre
[Termes IGN] EOS
[Termes IGN] gaz
[Termes IGN] Humidity Sounder for Brazil
[Termes IGN] hydrographie
[Termes IGN] image hyperspectrale
[Termes IGN] mission spatiale
[Termes IGN] océanographie spatiale
[Termes IGN] prévision météorologique
[Termes IGN] radiomètre à hyperfréquenceRésumé : (Auteur) The Atmospheric Infrared Sounder (AIRS), the Advanced Microwave Sounding Unit (AMSU), and the Humidity Sounder for Brazil (HSB) form an integrated cross-track scanning temperature and humidity sounding system on the Aqua satellite of the Earth Observing System (EOS). AIRS is an infrared spectrometer/radiometer that covers the 3.7-15.4 um spectral range with 2378 spectral channels. AMSU is a 15-channel microwave radiometer operating between 23 and 89 GHz. HSB is a four-channel microwave radiometer that makes measurements between 150 and 190 GHz. In addition to supporting the National Aeronautics and Space Administration's interest in process study and climate research, AIRS is the first hyperspectral infrared radiometer designed to support the operational requirements for medium-range weather forecasting of the National Ocean and Atmospheric Administration's National Centers for Environmental Prediction (NCEP) and other numerical weather forecasting centers. AIRS, together with the AMSU and HSB Wcrowave radiometers, will achieve global retrieval accuracy of better than 1 K in the lower troposphere under clear and partly cloudy conditions. This paper presents an overview of the science objectives, AIRS/AMSU/HSB data products, retrieval algorithms, and the ground-data processing concepts. The EOS Aqua was launched on May 4, 2002 from Vandenberg AFB, CA, into a 705 km-high, sun-synchronous orbit. Based on the excellent radiometric and spectral performance demonstrated by AIRS during prelaunch testing, which has by now been verified during on-orbit testing, we expect the assimilation of AIRS data into the numerical weather forecast to result in significant forecast range and reliability improvements. Numéro de notice : A2003-122 Affiliation des auteurs : non IGN Thématique : IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1109/TGRS.2002.808356 En ligne : https://doi.org/10.1109/TGRS.2002.808356 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=22418
in IEEE Transactions on geoscience and remote sensing > vol 41 n° 2 (February 2003) . - pp 253 - 264[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 065-03021 RAB Revue Centre de documentation En réserve L003 Disponible Instrument of GRACE: GPS augments gravity measurements / C. Dunn in GPS world, vol 14 n° 2 (February 2003)
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Titre : Instrument of GRACE: GPS augments gravity measurements Type de document : Article/Communication Auteurs : C. Dunn, Auteur ; et al., Auteur Année de publication : 2003 Article en page(s) : pp 16 - 28 Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Applications de géodésie spatiale
[Termes IGN] champ de pesanteur terrestre
[Termes IGN] géoïde altimétrique
[Termes IGN] géoïde terrestre
[Termes IGN] GRACE
[Termes IGN] gravimétrie aérienne
[Termes IGN] instrument de mesure
[Termes IGN] levé gravimétrique
[Termes IGN] nivellement par GPS
[Termes IGN] orbitographie
[Termes IGN] oscillateur
[Termes IGN] pesanteur terrestre
[Termes IGN] précision centimétriqueRésumé : (Editeur) Using GPS timing to calibrate a microwave ranging system, the GRACE twins will improve knowledge of the Earth's geoid height from the current meter level. In doing so, the system determines the 200-kilometer separation between the two orbiting satellite to the width of a human blood cell. Copyright Questex Media Group Inc Numéro de notice : A2003-081 Affiliation des auteurs : non IGN Thématique : POSITIONNEMENT Nature : Article DOI : sans Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=22377
in GPS world > vol 14 n° 2 (February 2003) . - pp 16 - 28[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 067-03021 SL Revue Centre de documentation Revues en salle Disponible Macdonald Dettwiler real-time emergency management via satellite: status update and future directions / D. Hargreaves in ISPRS Journal of photogrammetry and remote sensing, vol 57 n° 4 (February - March 2003)
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Titre : Macdonald Dettwiler real-time emergency management via satellite: status update and future directions Type de document : Article/Communication Auteurs : D. Hargreaves, Auteur ; T. Knight, Auteur ; et al., Auteur Année de publication : 2003 Article en page(s) : pp 273 - 280 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Applications de télédétection
[Termes IGN] gestion de crise
[Termes IGN] gestion des risques
[Termes IGN] incendie de forêt
[Termes IGN] satellite d'observation de la Terre
[Termes IGN] satellite de télécommunication
[Termes IGN] système d'information géographique
[Termes IGN] système de positionnement par satellites
[Termes IGN] télécommunication sans fil
[Termes IGN] temps réelRésumé : (Auteur) Real-time wireless communications between permanent centres, fieldcommand posts, and field ressources such as field crews, helicopters and other mobile equipment are a necessity for most emergency management and coordination organizations worldwide. Space-based technologies such as satellite positioning systems, satellite communications sytems and Earth observations systems have the potential to fill many of these needs. MacDonald Dettwiler's Real-time Emergency Management via Satellite (REMSAT) system addresses this gap by providing an integrated system that has now been used operationally in a forest fire fighting role over the past 2 years. This paper will provide the concept of operations, an overview of the initial REMSAT system, and the results of the field tests including recommandations for future systems. Copyright ISPRS Numéro de notice : A2003-024 Affiliation des auteurs : non IGN Thématique : FORET/IMAGERIE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1016/S0924-2716(02)00152-1 En ligne : https://doi.org/10.1016/S0924-2716(02)00152-1 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=22321
in ISPRS Journal of photogrammetry and remote sensing > vol 57 n° 4 (February - March 2003) . - pp 273 - 280[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 081-03011 SL Revue Centre de documentation Revues en salle Disponible vol 41 n° 2 - February 2003 - Special issue on the EOS AQUA mission (Bulletin de IEEE Transactions on geoscience and remote sensing) / Geoscience and remote sensing societyContient
- The Advanced Microwave Scanning Radiometer for the Earth observing system (AMSR-E), NASDA's contribution to the EOS for global energy and water cycle / T. Kawanishi in IEEE Transactions on geoscience and remote sensing, vol 41 n° 2 (February 2003)
- AIRS-AMSU-HSB on the Aqua mission: design, science objectives, data products, and processing systems / H.H. Aumann in IEEE Transactions on geoscience and remote sensing, vol 41 n° 2 (February 2003)
- Cloud and aerosol properties, precipitable water, and profiles of temperature and water vapor from MODIS / M.D. King in IEEE Transactions on geoscience and remote sensing, vol 41 n° 2 (February 2003)
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Code-barres Cote Support Localisation Section Disponibilité 065-03021 RAB Revue Centre de documentation En réserve L003 Disponible The Shuttle Radar Topography Mission: a new class of digital elevation models acquired by spaceborne radar / B. Rabus in ISPRS Journal of photogrammetry and remote sensing, vol 57 n° 4 (February - March 2003)PermalinkErdrotation und globale dynamische Prozesse / Harald Schuh (2003)PermalinkGeoinformation / Gottfried Konecny (2003)PermalinkSatellite geodesy : foundations, methods and applications / Günter Seeber (2003)PermalinkSatellites / Michel Capderou (2003)PermalinkSolutions satellitaires pour l'aéronautique / I-space (2003)Permalink0,99999999 confidence ambiguity resolution with GPS and Galileo / Christian Tiberius in GPS solutions, vol 6 n° 1-2 (November 2002)PermalinkEarth observation from space: UK style / Gordon Petrie in Geoinformatics, vol 5 n° 7 (01/11/2002)PermalinkIntegrating remote sensing at the global regional local scale : compte-rendu du symposium de la commission 1 de l'ISPRS, Denver, 10-15 novembre 2002 / Christophe Valorge in Bulletin [Société Française de Photogrammétrie et Télédétection], n° 168 (Octobre 2002)PermalinkContribution de la télémétrie laser à la nouvelle représentation du système de référence terrestre et à la géodynamique / David Coulot in Bulletin d'information de l'Institut géographique national, n° 73 (septembre 2002)Permalink