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    HiRISE - High-Resolution Imaging and Spectroscopy Explorer - Ultrahigh resolution, interferometric and external occulting coronagraphic science

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    Authors
    Erdélyi, R.
    Damé, L.
    Fludra, A.
    Mathioudakis, M.
    Amari, T.
    Belucz, B.
    Berrilli, F.
    Bogachev, S.
    Bolsée, D.
    Bothmer, V.
    Brun, S.
    Dewitte, S.
    Dudok de Wit, T.
    Faurobert, M.
    Gizon, L.
    Gyenge, N.
    Korsós, M.B.
    Labrosse, N.
    Matthews, S.
    Meftah, M.
    Morgan, H.
    Pallé, P.
    Rochus, P.
    Rozanov, E.
    Schmieder, B.
    Tsinganos, K.
    Verwichte, E.
    Zharkov, S.
    Zuccarello, F.
    Wimmer-Schweingruber, R.
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    Discipline
    Physical sciences
    Subject
    Solar physics mission
    Ultra-high resolution
    Interferometry
    Coronagraph
    Solar atmosphere
    Photosphere
    Chromosphere
    Corona
    Audience
    Scientific
    Date
    2022
    Metadata
    Show full item record
    Description
    Recent solar physics missions have shown the definite role of waves and magnetic fields deep in the inner corona, at the chromosphere-corona interface, where dramatic and physically dominant changes occur. HiRISE (High Resolution Imaging and Spectroscopy Explorer), the ambitious new generation ultra-high resolution, interferometric, and coronagraphic, solar physics mission, proposed in response to the ESA Voyage 2050 Call, would address these issues and provide the best-ever and most complete solar observatory, capable of ultra-high spatial, spectral, and temporal resolution observations of the solar atmosphere, from the photosphere to the corona, and of new insights of the solar interior from the core to the photosphere. HiRISE, at the L1 Lagrangian point, would provide meter class FUV imaging and spectro-imaging, EUV and XUV imaging and spectroscopy, magnetic fields measurements, and ambitious and comprehensive coronagraphy by a remote external occulter (two satellites formation flying 375 m apart, with a coronagraph on a chaser satellite). This major and state-of-the-art payload would allow us to characterize temperatures, densities, and velocities in the solar upper chromosphere, transition zone, and inner corona with, in particular, 2D very high resolution multi-spectral imaging-spectroscopy, and, direct coronal magnetic field measurement, thus providing a unique set of tools to understand the structure and onset of coronal heating. HiRISE’s objectives are natural complements to the Parker Solar Probe and Solar Orbiter-type missions. We present the science case for HiRISE which will address: i) the fine structure of the chromosphere-corona interface by 2D spectroscopy in FUV at very high resolution; ii) coronal heating roots in the inner corona by ambitious externally-occulted coronagraphy; iii) resolved and global helioseismology thanks to continuity and stability of observing at the L1 Lagrange point; and iv) solar variability and space climate with, in addition, a global comprehensive view of UV variability.
    Citation
    Erdélyi, R.; Damé, L.; Fludra, A.; Mathioudakis, M.; Amari, T.; Belucz, B.; Berrilli, F.; Bogachev, S.; Bolsée, D.; Bothmer, V.; Brun, S.; Dewitte, S.; Dudok de Wit, T.; Faurobert, M.; Gizon, L.; Gyenge, N.; Korsós, M.B.; Labrosse, N.; Matthews, S.; Meftah, M.; Morgan, H.; Pallé, P.; Rochus, P.; Rozanov, E.; Schmieder, B.; Tsinganos, K.; Verwichte, E.; Zharkov, S.; Zuccarello, F.; Wimmer-Schweingruber, R. (2022). HiRISE - High-Resolution Imaging and Spectroscopy Explorer - Ultrahigh resolution, interferometric and external occulting coronagraphic science. , Experimental Astronomy, Vol. 54, Issue 2, 227-256, DOI: 10.1007/s10686-022-09831-2.
    Identifiers
    uri: https://orfeo.belnet.be/handle/internal/10814
    doi: http://dx.doi.org/10.1007/s10686-022-09831-2
    scopus:
    Type
    Article
    Peer-Review
    Yes
    Language
    eng
    Links
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