1–6 von 6 Ergebnissen
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    Simultaneous ground-based and in situ Swarm observations of equatorial F-region irregularities over Jicamarca

    Freier Zugriff
    Aol, Sharon / Buchert, Stephan / Jurua, Edward et al. | BASE | 2020
    Unattended Long-term Investigations of the Ionosphere and Atmosphere (JULIA) radar, ionogram spread F generated from ionosonde observations installed ...
    Schlagwörter: Astronomy , Astrophysics and Cosmology

    Imaging Space Debris and Small Targets with Space-Based Radars and Dynamic Satellite Constellations – First Tests

    Freier Zugriff
    Blondel, Philippe / Benton, Charlotte / Guigné, Jacques et al. | BASE | 2019
    dynamic satellite constellation with multiple EM receivers and transmitters, enabling multiaspect imaging of targets through bespoke signal ...
    Schlagwörter: Astronomy and Astrophysics , Space and Planetary Science

    Attitude determination for nano-satellites : II. Dead reckoning with a multiplicative extended Kalman filter

    Freier Zugriff
    Takátsy, János / Bozóki, Tamás / Dálya, Gergely et al. | BASE | 2022
    based on the utilization of thermal imaging sensors to determine the direction of the Sun and the nadir with respect to the satellite with sub ...
    Schlagwörter: Physics and Astronomy , Space and Planetary Science , Astronomy and Astrophysics

    Tandem Observations of Nighttime Mid-Latitude Topside Ionospheric Perturbations

    Freier Zugriff
    Song, Hosub / Park, Jaeheung / Jin, Yaqi et al. | BASE | 2023
    provide 2-dimensional images over only a limited field of view and are not distributed globally. The ground-based observations reported that MSTID ...
    Schlagwörter: Astronomy , Astrophysics and Cosmology

    A Small Peak in the Swarm-LP Plasma Density Data at the Dayside Dip Equator

    Freier Zugriff
    Song, Hosub / Park, Jaeheung / Buchert, Stephan et al. | BASE | 2022
    regardless of the season, solar activity, and the velocity direction of the satellite (ascending and descending). They predominantly occur when the ...
    Schlagwörter: Astronomy , Astrophysics and Cosmology

    A robotic pipeline for fast GRB followup with the Las Cumbrés observatory network

    Freier Zugriff
    Martone, R. / Guidorzi, C. / Mundell, C. G. et al. | BASE | 2019
    . At the same time, current generation networks of fully-robotic telescopes provide new opportunities in terms of fast followup and sky ...
    Schlagwörter: Astronomy and Astrophysics , Space and Planetary Science