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Annales Geophysicae, ISSN 0992-7689, 2013, Volume 31, Issue 11, pp. 1979 - 1992
We present a new reconstruction of the interplanetary magnetic field (IMF, B) for 1846-2012 with a full analysis of errors, based on the homogeneously... 
Instruments and techniques | Ionosphere | GEOSCIENCES, MULTIDISCIPLINARY | EVOLUTION | ASTRONOMY & ASTROPHYSICS | CYCLES | SOLAR-WIND | MAUNDER MINIMUM | FLUX | AA INDEXES | METEOROLOGY & ATMOSPHERIC SCIENCES | Magnetic fields | Magnetosphere | Analysis
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 08/2015, Volume 580, p. A62
Context. The increasing interest in understanding stellar magnetic activity cycles is a strong motivation for the development of parameterized starspot models... 
Sun: oscillations | Starspots | Stars: activity | Sun: activity | Sunspots | Stars: oscillations | ROTATION | DECAY | starspots | MAGNETIC ACTIVITY CYCLE | KEPLER | DEPENDENCE | SUN-LIKE STARS | SHAPE | stars: oscillations | SOLAR-CYCLE | ASTRONOMY & ASTROPHYSICS | sunspots | stars: activity | LATITUDE | CA-II H | Reconstruction | Spots | Byproducts | Latitude | Solar cycles | Empirical analysis | Sunspot cycle | Physics - Solar and Stellar Astrophysics
Journal Article
Annales Geophysicae, ISSN 0992-7689, 2013, Volume 31, Issue 11, pp. 1957 - 1977
We present a new composite of geomagnetic activity which is designed to be as homogeneous in its construction as possible. This is done by only combining data... 
Interplanetary physics | Instruments and techniques | WIND | ESKDALEMUIR | FIELD | SOLAR MAGNETIC-FLUX | AA INDEXES | 19TH-CENTURY | OBSERVATORIES | GEOSCIENCES, MULTIDISCIPLINARY | IONOSPHERE | INCREASE | ASTRONOMY & ASTROPHYSICS | CYCLES | METEOROLOGY & ATMOSPHERIC SCIENCES | Magnetic fields | Magnetosphere | Analysis
Journal Article
Solar Physics, ISSN 0038-0938, 11/2016, Volume 291, Issue 9, pp. 2653 - 2684
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 05/2017, Volume 601, p. A109
Aims. Sunspot number series are composed from observations of hundreds of different observers that require careful normalization to standard conditions. Here... 
Sun: Activity | Sunspots | sunspots | Sun: activity | ASTRONOMY & ASTROPHYSICS | SOLAR-ACTIVITY | Sunspot groups | Reconstruction | Solar activity | Sunspot numbers | Variability | Spectrum analysis | Solar variability | Observers | Stability analysis | Physics - Solar and Stellar Astrophysics
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 06/2017, Volume 602, p. A69
Context. The group sunspot number (GSN) series constitute the longest instrumental astronomical database providing information on solar activity. This database... 
Sun: activity | Methods: statistical | Sunspots | RECORD | methods: statistical | sunspots | ASTRONOMY & ASTROPHYSICS | SOLAR-ACTIVITY | Backbone | Reconstruction | Celestial bodies | Computer simulation | Observers | Probability distribution | Calibration | Probability distribution functions | Data bases | Acuity | Solar activity | Sunspot numbers | Robustness (mathematics) | Rescaling | Distribution functions
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 2012, Volume 541, p. A27
Context. The study of variations in total solar irradiance (TSI) is important for understanding how the Sun affects the Earth's climate. Aims. Full-disk... 
Sun: photosphere | Sun: activity | Sun: faculae, plages | Sunspots | INTENSITY CONTRAST | MONITOR TIM | MAGNETIC-FIELDS | MAGNETOGRAMS | KPVT/SPM | Sun: faculae | plages | CYCLES 21-23 | FACULAE | ASTRONOMY & ASTROPHYSICS | sunspots | TREND | SOHO/MDI | CLIMATE | Physics - Solar and Stellar Astrophysics
Journal Article
Journal of Geophysical Research - Space Physics, ISSN 0148-0227, 12/2005, Volume 110, Issue A12, pp. A12108 - n/a
The differential energy spectrum of galactic cosmic rays in the vicinity of the Earth can be parameterized by the so‐called force field model which has only... 
Global Change | Interplanetary Physics | Space Weather | Solar variability | Solar cycle variations | Space radiation environment | Cosmic rays | Interplanetary magnetic fields | cosmic rays | heliosphere | solar activity | NEUTRON MONITOR RESPONSE | HYDROGEN | HELIUM SPECTRA | ASTRONOMY & ASTROPHYSICS | SOLAR MODULATION | INTENSITY | PROTON | RADIATION | ISOTOPIC COMPOSITION | ATMOSPHERE | DEPENDENCE
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 10/2014, Volume 570, p. A85
Context. Total and spectral solar irradiance are key parameters in the assessment of solar influence on changes in the Earth's climate. Aims. We present a... 
Sun: activity | Solar-terrestrial relations | Sun: faculae, plages | Sunspots | Sun: magnetic fields | MONITOR TIM | MAGNETIC-FIELDS | MAGNETOGRAMS | FLUX | II SOLSTICE-II | CYCLES 21-23 | UV IRRADIANCE | VARIABILITY | solar-terrestrial relations | FACULAE | ASTRONOMY & ASTROPHYSICS | CONTRAST | sunspots | Physics - Solar and Stellar Astrophysics
Journal Article
The Holocene, ISSN 0959-6836, 1/2020, Volume 30, Issue 1, pp. 155 - 161
Solar ultraviolet-B (UV-B) irradiance that reaches the Earth’s surface acts as a biotic stressor and has the potential to modify ecological and environmental... 
Statistical analysis | Terrestrial environments | Ozone | Irradiance | Pine trees | Earth surface | Activity patterns | Thickness | Environments | Earth | Solar activity | Organic chemistry | Ultraviolet radiation | Satellites | Pollen | Variation
Journal Article
Astrophysical Journal, ISSN 0004-637X, 11/2017, Volume 850, Issue 1, p. 8
Journal Article