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First 1597 results for ” Hans Graber”

1. High sensitivity of Aeolus UV surface returns to surface reflectivity

   Global ultraviolet (UV) surface reflectivity climatologies are all composed from daylight passive...

   L. D. Labzovskii, G. J. van Zadelhoff, L. G. Tilstra, J. de Kloe, D. P. Donovan & A. Stoffelen | Journal: Nature scientific reports | Volume: 13 | Year: 2023 | First page: 17552 | doi: 10.1038/s41598-023-44525-5

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2. First Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

   We present the first Event Horizon Telescope (EHT) observations of Sagittarius A* (Sgr A*), the G...

   EHT Collaboration, etal., H. Falcke etal.. G. Geertsema, etal. | Journal: ApJL | Volume: 930 | Year: 2022 | doi: 10.3847/2041-8213/ac6674

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3. Retrievals of Precipitable Water Vapor and Aerosol Optical Depth from direct sun measurements with EKO MS711 and MS712 Spectroradiometers

   Based on the strict radiative transfer algorithm, a new method is developed to derive the Precipi...

   Qiao, C., Liu, S., Huo, J., Mu, X., Wang, P., Jia, S., Fan, X., and Duan, M | Journal: The EGU interactive community platform | Year: 2022 | doi: https://doi.org/10.5194/egusphere-2022-315

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4. Estimating lockdown-induced European NO2 changes using satellite and surface observations and air quality models

   This study provides a comprehensive assessment of NO2 changes across the main European urban area...

   Jérôme Barré, John Douros | Journal: Atmospheric Chemistry and Physics | Volume: Volume 21, Issue 9 | Year: 2021 | doi: https://doi.org/10.5194/acp-21-7373-2021

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5. Comparison of Empirical and Theoretical Models of the Thermospheric Density Enhancement During the 3–4 February 2022 Geomagnetic Storm

   On 3 February 2022, at 18:13 UTC, SpaceX launched and a short time later deployed 49 Starlink sat...

   Jianhui He, Elvira Astafyeva, Xinan Yue, Nicholas M. Pedatella, Dong Lin, Timothy J. Fuller-Rowell, Mariangel Fedrizzi, Mihail Codrescu, Eelco Doornbos, Christian Siemes, Sean Bruinsma, Frederic Pitout, Adam Kubaryk | Journal: Space Weather | Volume: 21 | Year: 2023 | doi: https://doi.org/10.1029/2023SW003521

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