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Ralf Quast

Observed names: Quast, R, Quast, R., Quast, Ralf, R. Quast
ORCID: 0000-0002-6857-6503
Observed ORCID: 0000-0002-6857-6503
OpenAlex ID: A5029949287
ESA WorldCover 10 m 2020 v100
2021 · Zanaga, Daniele, Van De Kerchove, Ruben, et al. · IIASA PURE (International Institute of Applied Systems Analysis) · 744
Probing the variability of the fine-structure constant with the VLT UVES
2003 · Quast, R, Reimers, D, et al. · Springer Link (Chiba Institute of Technology) · 173
Variation of the fine-structure constant: very high resolution spectrum of QSO HE 0515-4414
2006 · H. Chand, R. Srianand, et al. · Astronomy and Astrophysics · 95
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Most precise single redshift bound to $\mathsf{\Delta\alpha/\alpha}$
2006 · S. A. Levshakov, M. Centurión, et al. · Astronomy and Astrophysics · 83
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Detection of molecular hydrogen atz = 1.15 toward HE 0515–4414
2003 · D. Reimers, R. Baade, et al. · Astronomy and Astrophysics · 53
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Gravitational lensing statistics with extragalactic surveys: II. Analysis of the Jodrell Bank-VLA Astrometric Survey
1999 · P. Helbig, D. Marlow, et al. · Astronomy & Astrophysics Supplement Series · 40
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Gravitational lensing statistics with extragalactic surveys. II. Analysis of the Jodrell Bank-VLA Astrometric Survey
1999 · Helbig, P., Marlow, D. R., et al. · Research Explorer (The University of Manchester) · 31
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HE 0515–4414: an unusual sub-damped Ly αsystem revisited
2007 · R. Quast, D. Reimers, et al. · Astronomy and Astrophysics · 26
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A Novel Framework to Harmonise Satellite Data Series for Climate Applications
2019 · Ralf Giering, Ralf Quast, et al. · Remote Sensing · 25
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Fine-structure diagnostics of neutral carbon toward HE 0515-4414
2002 · R. Quast, R. Baade, et al. · Astronomy and Astrophysics · 25
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Climate Data Records from Meteosat First Generation Part II: Retrieval of the In-Flight Visible Spectral Response
2019 · Ralf Quast, Ralf Giering, et al. · Remote Sensing · 14
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Climate Data Records from Meteosat First Generation Part I: Simulation of Accurate Top-of-Atmosphere Spectral Radiance over Pseudo-Invariant Calibration Sites for the Retrieval of the In-Flight Visible Spectral Response
2018 · Yves M. Govaerts, Frank Rüthrich, et al. · Remote Sensing · 14
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Climate Data Records from Meteosat First Generation Part III: Recalibration and Uncertainty Tracing of the Visible Channel on Meteosat-2–7 Using Reconstructed, Spectrally Changing Response Functions
2019 · Frank Rüthrich, Viju O. John, et al. · Remote Sensing · 13
CHRIS/Proba Toolbox for hyperspectral and multiangular data exploitations
2009 · L. Alonso, L. Gomez-Chova, et al. · IEEE International Geoscience and Remote Sensing Symposium (IGARSS) · 9
Evolution Strategies applied to the problem of line profile decomposition in QSO spectra
2004 · R. Quast, R. Baade, et al. · Springer Link (Chiba Institute of Technology) · 8
Measuring Cosmological Parameters with the JVAS and CLASS Gravitational Lens Surveys
1999 · Helbig, P., Blandford, R. D., et al. · arXiv (Cornell University) · 5
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Gravitational lensing statistics with extragalactic surveys. I. A lower limit on the cosmological constant
1999 · Quast, Ralf, Helbig, Phillip · arXiv (Cornell University) · 5
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Most precise single redshift bound to the variability of the fine-structure constant
2005 · S. A. Levshakov, M. Centurión, et al. · Proceedings of the International Astronomical Union · 3
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A Metrological Approach to Producing Harmonised Fundamental Climate Data Records from Long-Term Sensor Series Data
2018 · Samuel E. Hunt, Ralf Quast, et al. · IEEE International Geoscience and Remote Sensing Symposium (IGARSS) · 2
Applying uncertainties to ocean colour data
2012 · S Lavender, O Fanton d'Andon, et al. · Metrologia · 2
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Towards a global assessment of coastal dissolved organic carbon
2026 · K. Toming, G. Kulk, et al. · Remote Sensing of Environment · 1
Kaleidoscope: Monte Carlo uncertainty propagation for ESA SCOPE
2025 · Quast, Ralf, Shevchuk, Roman · Zenodo (CERN European Organization for Nuclear Research) · 1
A Novel Framework to Harmonise Satellite Data Series for Climate Applications: Matchups, Calibration Parameters and Residuals
2019 · Quast, Ralf, Mittaz, Jonathan P. D., et al. · Figshare · 1
Evolutionary spectrum inversion and analysis (Especia)
2016 · Ralf Quast · 1
ESA's Toolboxes for Optical Earth Observation Data: BEAM, CHRIS-Box and the Glob-Toolbox
2010 · Norman Fomferra, Marco Peters, et al. · ESA Living Planet Symposium · 1
Works count: 65
Citation count: 1,400
H-index: 13
I10-index: 14
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