Now showing items 1-8 of 8

  • A complex storm system in Saturn's north polar atmosphere in 2018 

    Sánchez Lavega, Agustín; García Melendo, Enrique José; Legarreta, Jon J.; Hueso, Ricardo; del Rio Gaztelurrutia, Teresa; Sanz-Requena, Jose Francisco; Pérez Hoyos, Santiago; Simon, Amy A.; Wong, Michael; Soria Guerrero, Manel; Gómez Forrellad, Josep Maria; Barry, Trevor; Delcroix, Marc; Sayanagi, Kunio; Blalock, J; Gunnarson, J. L.; Dyudina, Uliana; Ewald, S. (Springer Nature, 2019-10-21)
    Article
    Open Access
    Saturn’s convective storms usually fall in two categories. One consists of mid-sized storms ~2,000¿km wide, appearing as irregular bright cloud systems that evolve rapidly, on scales of a few days. The other includes the ...
  • AKATSUKI-IR2 reveals unexpected opacity disruption affecting Venus's lower clouds every 9 days 

    Peralta, Javier; Satoh, T; Horinouchi, T; Ogohara, K; Kouyama, T; Murakami, S; Imamura, T; McGouldrick, K; Sato, T M; Limaye, Sanjai; García Melendo, Enrique José; Sanchez-Lavega, Agustin; Hueso, Ricardo (2017)
    Conference report
    Open Access
    The images of AKATSUKI acquired with the camera IR2 at 1.74-2.3 µm report the discovery of an equatorial disruption or “front” in the opacity of the lower clouds of Venus at 50 km between 30ºN¿30ºS. This feature appears ...
  • An enduring rapidly moving storm as a guide to Saturn's Equatorial jet's complex structure 

    Sanchez-Lavega, Agustin; García Melendo, Enrique José; Perez-Hoyos, Santiago; Hueso, Ricardo; Wong, Michael; Simon, Amy A.; Sanz-Requena, Jose Francisco; Antuñano, Arrate; Barrado-Izaguirre, Naiara; Garate-López, Itziar; Rojas, Jose Félix; del Rio-Gaztelurrutia, Teresa; Gómez-Forrellad, Josep M.; de Pater, Imke; Li, Liming; Barry, Trevor (2016-11-08)
    Article
    Open Access
    Saturn has an intense and broad eastward equatorial jet with a complex three-dimensional structure mixed with time variability. The equatorial region experiences strong seasonal insolation variations enhanced by ring ...
  • A planetary-scale disturbance in a long living three vortex coupled system in Saturn's atmosphere 

    del Rio-Gaztelurrutia, Teresa; Sanchez-Lavega, Agustin; Antuñano, Arrate; Legarreta, Jon; García Melendo, Enrique José; Sayanagi, Kunio; Hueso, Ricardo; Wong, Michael; Pérez Hoyos, Santiago; Rojas, Jose Felix; Simon, A. A.; de Pater, Imke; Blalock, J.; Barry, Trevor (2018-03-01)
    Article
    Open Access
    The zonal wind profile of Saturn has a unique structure at 60°N with a double-peaked jet that reaches maximum zonal velocities close to 100 ms-1. In this region, a singular group of vortices consisting of a cyclone surrounded ...
  • A planetary-scale disturbance in a long-living three-vortex coupled system in Saturn's atmosphere 

    del Rio-Gaztelurrutia, Teresa; Sanchez-Lavega, Agustin; Antuñano, Arrate; García Melendo, Enrique José; Legarreta, Jon; Sayanagi, Kunio; Hueso, Ricardo; Wong, Michael; Perez-Hoyos, Santiago; Sanz-Requena, Jose Francisco; Rojas, Jose Felix; Simon, Amy; de Pater, Imke; Barry, Trevor (2017)
    Conference lecture
    Open Access
    The zonal wind profile of Saturn has a singular structure in the latitude range 50ºN-65ºN planetocentric, with a double peak that reaches maximum zonal velocities close to 100ms-1[1]. A survey of Cassini ISS images ...
  • A planetary-scale disturbance in the most intense Jovian atmospheric jet from JunoCam and ground-based observations 

    Sanchez-Lavega, Agustin; Rogers, John H; Orton, Glenn; García Melendo, Enrique José; Legarreta, Jon; Colas, Françoise; Dauvergne, J; Hueso, Ricardo; Rojas, Jose Félix; Perez-Hoyos, Santiago; Mendikoa, Iñigo; Iñurrigarro, P; Gómez-Forrellad, Josep M.; Momary, T; Hansen, C. J.; Eichstaedt, G.; Miles, P; Wesley, A (2017-05-25)
    Article
    Open Access
    We describe a huge planetary-scale disturbance in the highest-speed Jovian jet at latitude 23.5°N that was first observed in October 2016 during the Juno perijove-2 approach. An extraordinary outburst of four plumes was ...
  • PlanetCam UPV/EHU: a two-channel lucky imaging camera for solar system studies in the spectral range 0.38-1.7 µm 

    Mendikoa, Iñigo; Sanchez-Lavega, Agustin; Perez-Hoyos, Santiago; Hueso, Ricardo; Rojas, Jose Felix; Aceituno, Jesus; Aceituno Castro, Francisco José; Gaizka, Murga; De Bilbao, Lander; García Melendo, Enrique José (2016-02-02)
    Article
    Open Access
    We present PlanetCam UPV/EHU, an astronomical camera designed fundamentally for high-resolution imaging of Solar System planets using the “lucky imaging” technique. The camera observes in a wavelength range from 380 nm to ...
  • Saturn atmospheric dynamics one year after Cassini: Long-lived features and time variations in the drift of the Hexagon 

    Hueso, Ricardo; Sánchez Lavega, Agustín; Rojas, Jose Félix; Simon, Amy A.; Barry, Trevor; del Rio Gaztelurrutia, Teresa; Antuñano, Arrate; Sayanagi, Kunio; Delcroix, M.; Fletcher, Leigh N.; García Melendo, Enrique José; Pérez Hoyos, Santiago; Blalock, J; Colas, Françoise; Gómez Forrellad, Josep Maria; Gunnarson, J. L.; Peach, D.; Wong, Michael (2020-01-15)
    Article
    Restricted access - publisher's policy
    We examine Saturn's atmospheric dynamics with observations in the visible range from ground-based telescopes and Hubble Space Telescope (HST). We present a detailed analysis of observations acquired during 2018 obtaining ...