Synonyme wurden verwendet für: IN ISSN RESEARCH SPACE
Suche ohne Synonyme: title: ADVANCES IN SPACE RESEARCH -OXFORD- ISSN 0273-1177

1–20 von 53 Ergebnissen
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    Towards better description of solar activity variation in the International Reference Ionosphere topside ion composition model

    Truhlik, V. / Bilitza, D. / Triskova, L. | Elsevier | 2014
    included in the International Reference Ionosphere (IRI) as the TTS-03 option. We employed a better description of the solar activity variation ...

    International Reference Ionosphere 2007: Improvements and new parameters

    Bilitza, D. / Reinisch, B.W. | Elsevier | 2007
    empirical model based on a wide range of ground and space data. It describes monthly averages of ionospheric densities and temperatures in the ...

    Performance of the IRI-2007 model for equatorial topside ion density in the African sector for low and extremely low solar activity

    Klenzing, J. / Simões, F. / Ivanov, S. et al. | Elsevier | 2012
    extreme solar minimum provides an opportunity for testing the performance of the International Reference Ionosphere in historically undersampled ...

    Variability of ƒoF2 in the equatorial ionosphere

    Bilitza, D. / Obrou, O.K. / Adeniyi, J.O. et al. | Elsevier | 2004
    AbstractWe have used data from two equatorial stations in the African longitude ...

    Comparative study of foF2 measurements with IRI-2007 model predictions during extended solar minimum

    Zakharenkova, I.E. / Krankowski, A. / Bilitza, D. et al. | Elsevier | 2011
    actual observed indices. IRI gets its solar, magnetic, and ionospheric indices from an indices file that is updated twice a year. In recent years ...

    Evaluation of the IRI-2007 model options for the topside electron density

    Bilitza, D. | Elsevier | 2009
    . Space Res. 37 (5), 928–934, 2006] (TTS model) in our analysis. We find that overall IRI-2007-NeQ gives the best results but IRI-2007-corrected ...

    National Space Science Data Center and World Data Center A for Rockets and Satellites: Ionospheric data holdings and services

    Bilitza, D. / King, J.H. | Elsevier | 1988
    Abstract The activities and services of the National Space Science Data ...

    The quiet nighttime low-latitude ionosphere as observed by TIMED/GUVI

    Talaat, E.R. / Yee, J.-H. / Hsieh, S.-Y. et al. | Elsevier | 2012
    Abstract In this paper, we examine the nighttime ionosphere climatology ...

    Regional 4-D modeling of the ionospheric electron density

    Schmidt, M. / Bilitza, D. / Shum, C.K. et al. | Elsevier | 2007
    AbstractThe knowledge of the electron density is the key point in correcting ...

    Latitudinal variation of the topside electron temperature at different levels of solar activity

    Truhlik, V. / Bilitza, D. / Triskova, L. | Elsevier | 2009
    ) measurements comprising of most of the available satellite measurements in the topside ionosphere is used for studying the solar activity variations of ...

    Regional 4-D modeling of the ionospheric electron density from satellite data and IRI

    Zeilhofer, C. / Schmidt, M. / Bilitza, D. et al. | Elsevier | 2008
    AbstractAccurate knowledge of the electron density is the key point in correcting ...

    Electron density in the equatorial topside

    Bilitza, D. | Elsevier | 1985
    discrepancies between Faraday measurements and model predictions at low latitudes. In this investigation, satellite data of AE-C and AEROS and ...

    National Space Science Data Center and World Data Center A for Rockets and Satellites - Ionospheric data holdings and services

    Bilitza, D. / King, J. H. | NTRS | 1988
    The activities and services of the National Space Science data Center (NSSDC) and the World Data Center A for Rockets and Satellites (WDC-A ...
    Verlag: NASA National Aeronautics and Space Administration

    Feasibility of developing an ionospheric E-region electron density storm model using TIMED/SABER measurements

    Fernandez, J.R. / Mertens, C.J. / Bilitza, D. et al. | Elsevier | 2009
    ) VER to a quiet-time climatological average NO+(v) VER, which will be fit to a geomagnetic activity index in a future work. The ...

    Solar cycle variations of mid-latitude electron density and temperature: Satellite measurements and model calculations

    Bilitza, D. / Truhlik, V. / Richards, P. et al. | Elsevier | 2006
    AbstractThis paper presents an analysis of a large database of in-situ topside ...

    A correction for the IRI topside electron density model based on Alouette/ISIS topside sounder data

    Bilitza, D. | Elsevier | 2003
    largest during high solar activity. In the upper topside IRI consistently overestimates the measurements. Based on averages of the data–model ...

    Progress in modeling the ionospheric peak and topside electron density

    Bilitza, D. / Rawer, K. / Pallaschke, S. et al. | Elsevier | 1987
    Abstract The electron density in the topside ionosphere strongly depends ...

    New formulas for the IRI electron density profile in the topside and middle ionosphere

    Rawer, K. / Bilitza, D. / Gulyaeva, T.L. | Elsevier | 1985
    Workshop profile description by a sum of LAY-functions is tried out with typical examples. In the middle ionosphere at least 3 members are needed ...

    Implementation of the new electron temperature model in IRI

    Bilitza, D. | Elsevier | 1985
    Abstract Since the first edition of IRI in 1978, considerable efforts ...

    Equatorial F2-peak parameters in the IRI model

    Adeniyi, J.O. / Bilitza, D. / Radicella, S.M. et al. | Elsevier | 2003
    equator in Ouagadougou, Burkina Faso to evaluate the ability of the International Reference Ionosphere (IRI) model to correctly represent ...