Results 1 to 10 of about 9,195 (221)

Comparison of CryoSat-2 and ENVISAT radar freeboard over Arctic sea ice: toward an improved Envisat freeboard retrieval [PDF]

open access: yesThe Cryosphere, 2017
Over the past decade, sea-ice freeboard has been monitored with various satellite altimetric missions with the aim of producing long-term time series of ice thickness.
K. Guerreiro   +8 more
doaj   +3 more sources

Envisat MIPAS measurements of CFC-11: retrieval, validation, and climatology [PDF]

open access: yesAtmospheric Chemistry and Physics, 2008
From July 2002 to March 2004 the Michelson Interferometer for Passive Atmospheric Sounding (MIPAS) aboard the European Space Agency's Environmental Satellite (Envisat) measured nearly continuously mid infrared limb radiance spectra.
L. Hoffmann   +8 more
doaj   +3 more sources

Precision validation of MIPAS-Envisat products [PDF]

open access: yesAtmospheric Chemistry and Physics, 2007
This paper discusses the variation and validation of the precision, or estimated random error, associated with the ESA Level 2 products from the Michelson Interferometer for Passive Atmospheric Sounding (MIPAS). This quantity represents the propagation
C. Piccolo, A. Dudhia
doaj   +9 more sources

ENVISAT ASAR scanSAR interferometry

open access: yesIGARSS 2003. 2003 IEEE International Geoscience and Remote Sensing Symposium. Proceedings (IEEE Cat. No.03CH37477), 2004
We summarize a technique capable to combine SAR acquisitions in different modes, like scanSAR/scanSAR or scanSAR/SAR, and we presents preliminary results achieved by processing early ENVISAT acquisitions in AP and WSM mode.
A. Monti Guarnieri   +4 more
openaire   +3 more sources

The Interferometric Cartwheel for ENVISAT [PDF]

open access: yes, 2001
CNES and DLR have investigated the possibility of a formation flight of a cluster of passive radar micro-satellites with eth Envisat earth oberservation satellite. The mission goal is to achieve a Digital Elevation Model of the solid Earth of unequalled coverage and accuracy.
Runge, Hartmut   +5 more
openaire   +2 more sources

Modeling Forest Productivity Using Envisat MERIS Data

open access: yesSensors, 2007
The aim of this study was to derive land cover products with a 300-m pixelresolution of Envisat MERIS (Medium Resolution Imaging Spectrometer) to quantify netprimary productivity (NPP) of conifer forests of Taurus Mountain range along the ...
Suha Berberoglu   +2 more
exaly   +3 more sources

MONITORING OF THE INOPERATIVE ENVISAT SATELLITE’S BEHAVIOUR

open access: yesOdessa Astronomical Publications, 2013
New positions data and light curves were received for the inoperative Envisat spacecraft still in orbit. The satellite pole and sidereal rotation period were determined on the base of the photometric data for the period from April to August 2013.
L. Shakun   +5 more
doaj   +3 more sources

Envisat Ocean Altimetry Performance Assessment and Cross-calibration

open access: yesSensors, 2006
Nearly three years of Envisat altimetric observations over ocean are available inGeophysical Data Record (GDR) products. The quality assessment of these data is routinelyperformed at the CLS Space Oceanography Division in the frame of the CNES Segment ...
Pierre Femenias   +4 more
doaj   +2 more sources

Landslide mapping in Switzerland with ENVISAT ASAR [PDF]

open access: yes2012 IEEE International Geoscience and Remote Sensing Symposium, 2012
In the frame of the IGARSS 2012 special session on ENVISAT the landslide mapping activities in Switzerland using ENVISAT ASAR data are presented. Between 2005 and 2010 the building up of a well suited archive over the Swiss Alps was realized through programming of all IS2 mode data during the snow free period.
Urs Wegmüller   +3 more
openaire   +3 more sources

Attitude and Spin Period of Space Debris Envisat Measured by Satellite Laser Ranging

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2014
International audienceThe Environmental Satellite (Envisat) mission was finished on April 8, 2012, and since that time, the attitude of the satellite has undergone significant changes.
D Kucharski   +2 more
exaly   +2 more sources

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