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- 155-day Periodicity in solar cycles 3 and 4
- A 250-year cycle in naked-eye observations of sunspots
- A Catalog of Faculae, Prominences, and Filaments for the Period 1929-1944 from the Astronomical Observatory of the University of Coimbra
- A Curious History of Sunspot Penumbrae: An Update
- A Limit for the Values of the Dst Geomagnetic Index
- A Normalized Sunspot-Area Series Starting in 1832: An Update
- A Note on Solar Cycle Length During the Medieval Climate Anomaly
- A Possible Meteoric Fall in Cabeza la Vaca (Spain) in 1970 January
- A Possible Superbolide Over Don Benito (Spain) in 1926 December 27
- A Reanalysis of the Number of Sunspot Groups Recorded by Pierre Gassendi in the Cycle Before the Maunder Minimum
- A Revised Collection of Sunspot Group Numbers
- A Simple Method to Check the Reliability of Annual Sunspot Number in the Historical Period 1610 - 1847
- A Sunspot Catalog by Rafael Carrasco at the Madrid Astronomical Observatory for the Period 1931 – 1933
- A Sunspot Catalog for the Period 1952 – 1986 from Observations Made at the Madrid Astronomical Observatory
- A categorization method applied to the study of urban road traffic noise
- A critical comment on the claimed relation between the solar maximum amplitude and max-max cycle length
- A forgotten naked-eye sunspot recorded by Galileo
- A forgotten sunspot record during the Maunder Minimum (Jean Charles Gallet, 1677)
- A great space weather event in February 1730
- A historical analog of 2005 Hurricane Vince
- A long-term geophysical and astronomical dataset: sunspot counting from 1610 to 2021
- A lost sunspot observation in 1785
- A measure of the solar rotation during the maunder minimum
- A measurement of Teide height in 1776
- A new reconstruction of total solar irradiance since 1832
- A new reconstruction of total solar irradiance since 1832
- A note on long-term smoothing of sunspot numbers
- A note on solar cycle length estimates
- A note on some measurements of geomagnetic declination in 1776 and 1778
- A note on the relationship between sunspot numbers and active days
- A note on the sunspot and prominence records made by Angelo Secchi during the period 1871-1875
- A pioneer in tropical meteorology: William Sharpe's Barbados Weather Journal, April-August 1680
- A possible case of Sporadic Aurora in 1843 from Mexico
- A small collection of sunspot drawings made in the Royal Astronomical Observatory of the Spanish Navy in 1884
- A strange attractor on a daily timescale in the visual observations of Z And?
- A student preconception on physical geodesy: the “best” reference ellipsoid
- A test for the sunspot theory of schizophrenia
- Acoustical environment of the medieval centre of Cáceres (Spain)
- An Early Assessment of the Forecast by the Solar Cycle 25 Prediction Panel
- An Early Sunspot Catalog by Miguel Aguilar for the Period 1914 – 1920
- An Optical Atmospheric Phenomenon Observed in 1670 over the City of Astrakhan Was Not a Mid-Latitude Aurora
- An antique empirical rule for the calculation of height from barometric measurements
- An early clear sky record from Eastern Spain: 1837-1879
- An early scientific report of ball lightning from Brazil
- An early weather diary from Iberia (Lisbon, 1631-1632)
- An observation of a fogbow in the natural park of monfragüe, Spain
- An observation of parhelia and a halo at valencia (Spain) in 1689
- An old apparatus for physics teaching: Escriche's pendulum
- An unsung hero
- Analyses of Early Sunspot Records by Jean Tarde (1615 – 1617) and Jan Smogulecki (1621 – 1625)
- Analysing Spotless Days as Predictors of Solar Activity from the New Sunspot Number
- Analysis of Solar Diameter Measurements Made at the Basilica of San Petronio during and after the Maunder Minimum
- Analysis of actinometric measurements under all-sky and cloud-free conditions in Cáceres (Spain) for the period 1913–1920
- Analysis of an early measurement of the speed of sound propagation in the atmosphere
- Análisis de una observaciòn del primer creiente lunar citada en la fuente árabe Al-Muqtabis V
- Applying elementary statics to a historical anemometer
- Approximate method of calculating the heat transfer coefficient in metal bars
- Assessing extreme droughts in Spain during 1750-1850 from rogation ceremonies
- Astronomical and geophysical activities in Rio de Janemo (Brazil) during 1781-88 by Bento Sanches Dorta
- Aurorae Observed at the Canary Islands
- Aurorae observed by Giuseppe Toaldo in Padua (1766-1797)
- Auroras observed in the Iberian Peninsula (1700-1855) from Rico Sinobas' catalogue
- Auroras observed in Portugal in late 18th century obtained from printed and manuscript meteorological observations
- Ball lightning: A Renaissance account from Zafra (Spain)
- Benito Arias Montano y el estudio de los fluidos
- Can the solar cycle amplitude be predicted using the preceding solar cycle length?
- Caracterización del clima espacial a partir de las observaciones solares realizadas por Eric Strach (1969-2008)
- Changes in frequency and intensity of daily precipitation over the Iberian Peninsula
- Ciencia e Historia en la obra de Fernando Serrano Mangas: una experiencia personal
- Ciencia en Extremadura en el tránsito del siglo XIX al XX
- Ciencia y técnica en el epígrafe De circulo aquarum et fluminum de la Naturae Historia de Benito Arias Montano
- Científicos extremeños en la diáspora en el tránsito del siglo XIX al XX
- Climatic potential of Islamic chronicles in Iberia: Extreme droughts (ad 711-1010)
- Contracorriente: historia de la energía nuclear en México
- Correspondence
- Correspondence: The sunspot observations by Toaldo and Comparetti in 1779 November
- Correspondence: To the editors of 'the observatory' early solar photographs by G. Roster (April 1893)
- Cosmic-ray extremely distributed observatory
- Could a Hexagonal Sunspot Have Been Observed During the Maunder Minimum?
- Dating historical droughts from religious ceremonies, the international pro pluvia rogation database
- Design of a Compact Camera Obscura
- Despidos colectivos: regulación española en el marco de las directivas comunitarias
- Determining sunspot positions in the classroom using the Carrington method
- Did anomalous atmospheric circulation favor the spread of COVID-19 in Europe?
- Distribución espacial de índices de frecuencia de precipitación diaria en la Península Ibérica
- Dos aparatos del antiguo gabinete de Física del Seminario de San Antón de Badajoz
- Dos artículos olvidados de Mario Roso de Luna en la literatura astronómica internacional
- Dos deducciones cinéticas de la ley de los gases perfectos en libros de física españoles del siglo XIX
- Earliest meteorological readings in San Fernando (Cádiz, Spain)
- Earliest meteorological readings in San Fernando (Cádiz, Spain, 1799-1813)
- Early Meteorological Observations in Almada (Portugal) for the Period 1788–1813 by Medical Doctors
- Early Portuguese meteorological measurements (18th century)
- Early Spanish meteorological records (1780-1850)
- Early geomagnetic data from the Astronomical Observatory of Madrid (1879–1901)
- Early meteorological records of Manila: El Niño episode of 1864
- Early meteorological records from Latin-America and the Caribbean during the 18th and 19th centuries
- Early meteorological records of Manila: El niño episode of 1864
- Early observation of the aurora australis: AD 1640
- Early sunshine duration and cloud cover records in Coimbra (Portugal) for the period 1891–1950
- Eduardo Lozano y Ponce de León: Una aproximación a su pensamiento científico
- Effects of leisure activity related noise in residential zones
- El Boletín el Instituto Provincial de Higiene de Badajoz
- El Color en la obra científica de José Echegaray (1832-1916)
- Equivalence Relations Between the Cortie and Zürich Sunspot Group Morphological Classifications
- Eric Strach: Four Decades of Detailed Synoptic Solar Observations (1969-2008)
- Erratum: Strong evidence of low levels of solar activity during the Maunder Minimum (Monthly Notices of the Royal Astronomical Society (2021) 504 (5199) DOI: 10.1093/mnras/stab1155)
- Evidence for a sunspot in A.D. 939 in an Arabian source
- Evidence of a White-Light Flare on 10 September 1886
- External forcing mechanisms controlling the North Atlantic coastal upwelling regime during the mid-Holocene
- Extreme Value Theory and the New Sunspot Number Series
- Extreme Value Theory Applied to the Millennial Sunspot Number Series
- Extreme Value Theory Applied to the Daily Solar Radio Flux at 10.7 cm
- Flattening of Earth by Rotation: From Historical Experiment to Modern Toy
- Forty two years counting spots: Solar observations by D.E. Hadden during 1890-1931 revisited
- Francisco Salvá's auroral observations from Barcelona during 1780-1825
- Galileo: la nueva física
- Geomagnetic records of Carrington's storm from Guatemala
- HSUNSPOTS: A tool for the analysis of historical sunspot drawings
- Heat and kinetic Theory in 19th-century physics textbooks: The case of Spain
- Heavy rainfall and landslide event in January 1831 at the Pedregoso Mountains (Cabeza Del Buey, SW Spain)
- Hemispheric Sunspot Number from the Madrid Astronomical Observatory for the Period 1935-1986
- Hemispheric Sunspot Numbers from the Astronomical Observatory of the University of Valencia (1940 – 1956)
- Historical Heliophysical Series of the Ebro Observatory
- Historical records of solar grand minima: A review
- Historical sunspot observations: A review
- Historical sunspot records from Mexico
- Historical sunspot records
- How useful could Arabic documentary sources be for reconstructing past climate?
- Iberia in 1816, the year without a summer
- Identification of possible intense historical solar storms during the years 1781-1788 inferred from aurorae and geomagnetic observations in Rio de Janeiro
- Improving sunspot records: Solar drawings of the late 19th century from the Royal Astronomical Observatory of Lisbon
- Improving sunspot records: The observations by M. Hell revisited
- Influence of solar eclipse of November 3rd, 2013 on the total ozone column over Badajoz, Spain
- Invitation to the Cosmic Ray Extremely Distributed Observatory
- Is the Suess cycle present in historical naked-eye observations of sunspots?
- José Díaz Bejarano (1933-2019): Una bibliografía
- La europeización de la ciencia: Cabrera, Moles, Rey Pastor : un proyecto truncado
- La observación del eclipse de Sol de 1753 por Luis Godin desde Trujillo
- La proyección internacional del astrónomo Pedro Carrasco: notas en Nature
- Las observaciones meteorológicas de Jovellanos en el castillo de Bellver
- Lenguaje científico versus lenguaje vulgar
- Level and length of cyclic solar activity during the Maunder minimum as deduced from the active-day statistics
- Long-Term Trends and Gleissberg Cycles in Aurora Borealis Records (1600 – 2015)
- Long-term Spatial and Temporal Variations of Aurora Borealis Events in the Period 1700 - 1905
- Long-term variation of solar activity: Recent progress
- Los eventos geomagnéticos de agosto y septiembre de 1859: rescatando observaciones desde España
- Manchas solares en el Quatri Partitu de Alonso de Chaves: ¿Modernidad o tradición?
- Matemáticas y exilio: la primera etapa americana de Francisco Vera
- Materiales para una historia de la ciencia en Extremadura
- Measurement of noise pollution in Badajoz city, Spain
- Measuring solar limb-darkening with modest equipment
- Measuring solar rotation from digital camera images
- Mental illness and sunspot number: Is there a relationship?
- Metric Properties of Sundials using 3-D Models from Digital Photography
- Monitoring the Solar Radius from the Royal Observatory of the Spanish Navy since 1773
- New data for the reconstruction of solar activity: The case of Andrea Argali [1]
- New documentary evidence of the Tungurahua eruption on April 23, 1773, Ecuador
- New evidence of the Suess/de Vries cycle existing in historical naked-eye observations of sunspots
- Notas sobre la enseñanza de la agricultura en la España decimonónica
- Number of sunspot groups from the Galileo-Scheiner controversy revisited
- Numerical reconstruction of historical extreme floods: The Guadiana event of 1876
- Observation of large scale precursor correlations between cosmic rays and earthquakes with a periodicity similar to the solar cycle
- On the Value of Early Marine Weather Observations The Malaspina Expedition (1789–94)
- On the connection between solar activity and low-latitude aurorae in the period 1715 - 1860
- On the reliability of the De la Rue sunspot area measurements
- On the solar activity during the year 1784
- On the solar corona petroglyph in the chaco canyon
- On the use of naked-eye sunspot observations during the maunder minimum
- On the use of the sunspot number for the estimation of past solar and upper atmosphere conditions from historical and modern auroral observations
- Ozone mini-hole over Southwestern Spain during Jaunary 2004: Influence over ultraviolet radiation
- Pedro Carrasco Garrorena (1883-1966): Una aproximación a su biografía (yII)
- Pedro Carrasco Garrorena (1883-1966): una aproximación a su biografía (I)
- Periodicities of the De la Rue sunspot area measurements
- Politics weighs on the physics student
- Portuguese eyewitness accounts of the great space weather event of 1582
- Prediction of the Maximum Amplitude of Solar Cycle 25 Using the Ascending Inflection Point
- Preface to Topical Issue: Recalibration of the Sunspot Number
- Presentación de una encuesta para la realización de estudios sociales sobre el impacto del ruido urbano
- Pro-pluvia rogation ceremonies in extremadura (Spain): Are they a good proxy of winter NAO?
- Profetas de un mundo nuevo
- Re-evaluation of trends in atmospheric column transparency from pyrheliometer measurements in Madrid (1910–1929)
- Recalibration of the Sunspot-Number: Status Report
- Reconstructing past solar activity using meridian solar observations: The case of the Royal Observatory of the Spanish Navy (1833-1840)
- Reconstructing the climate of the Extremadura region (SW Spain) from documentary sources
- Reconstructing the trajectory of the August 1680 hurricane from contemporary records
- Reconstruction of a monthly homogeneous sunspot area series since 1832
- Reconstruction of daily global solar radiation under all-sky and cloud-free conditions in Badajoz (Spain) since 1929
- Recovery of early meteorological records from Extremadura region (SW Iberia): The ‘CliPastExtrem’ (v1.0) database
- Redefining the limit dates for the Maunder Minimum
- Rediscovering the observations of solar prominences from 1906 to 1957 recorded at the Madrid Astronomical Observatory
- Relationship between solar activity and direct solar irradiance in Madrid (1910–1929)
- Relationship between the Sunspot Number and Active Day Fraction: An Application for the Maunder Minimum
- Results of geomagnetic observations in Central Africa by Portuguese explorers during 1877-1885
- Results of the Rio de Janeiro magnetic observations 1781-1788
- Revised Group Sunspot Number Values for 1640, 1652, and 1741
- Revision of the sunspot number(s)
- Revisited sunspot data: A new scenario for the onset of the Maunder minimum
- Revisiting Christoph Scheiner's Sunspot Records: A New Perspective on Solar Activity of the Early Telescopic Era
- Revisiting the Amplitude of Solar Cycle 9: The Case of Sunspot Observations by W.C. Bond
- Revisiting the Sunspot Number: A 400-Year Perspective on the Solar Cycle
- Revisiting the prediction of solar activity based on the relationship between the solar maximum amplitude and max–max cycle length
- Sobre los cometas en el Rawd al-qirtas
- Solar Cycle 25 Will Be a Weak-moderate Cycle: an Update
- Solar Cycle 25 is Currently Very Similar to Solar Cycle 24
- Solar global radiation and sunshine duration in extremadura (Spain)
- Solar irradiance and total ozone over El Arenosillo (Spain) during the solar eclipse of 3 October 2005
- Solar rotation during the period 1847 - 1849
- Solar rotation in the 17th century
- Solar signal in the number of floods recorded for the Tagus river basin over the last millennium
- Soonspot: Software to Determine Areas and Sunspot Positions
- Sound level results for three different Spanish cities, in the region of Extremadura, by applying a categorization method
- Spanish eyewitness accounts of the great space weather event of 1859
- Spatial impact and triggering conditions of the exceptional hydro-geomorphological event of December 1909 in Iberia
- Spatial impact and triggering conditions of the exceptional hydro-geomorphological event of December 1909 in Iberia
- Sporadic Aurora near Geomagnetic Equator: In the Philippines, on 27 October 1856
- Sporadic aurora from Spain
- Sporadic auroras near the geomagnetic equator: in the Philippines, on 27 October 1856
- Stratospheric Transparency and Color of the Total Lunar Eclipse of 1794 February 14 Observed by Jovellanos from Gijón (Spain)
- Strong evidence of low levels of solar activity during the Maunder Minimum
- Studies on Space Climate Made in the University of Extremadura (Spain)
- SunMap: A Solar Image Processing Software for Obtaining Synoptic Maps
- Sunshine duration data in San Fernando (South of Spain) during 1880s: The impact of Krakatoa volcanic eruption
- Sunspot Catalogue of the Observatory of the University of Coimbra (1929 – 1941)
- Sunspot Observations During the Maunder Minimum from the Correspondence of John Flamsteed
- Sunspot Observations Made by Hallaschka During the Dalton Minimum
- Sunspot Observations by Barnaba Oriani (1778 – 1779)
- Sunspot Records by Antonio Colla Just After the Dalton Minimum
- Sunspot and Group Number: Recent advances from historical data
- Sunspot catalog (1921-1935) and area series (1886-1940) from the stonyhurst college observatory
- Sunspot catalogue of the valencia observatory(1920 – 1928)
- Sunspot characteristics at the onset of the maunder minimum based on the observations of hevelius
- Sunspot group tilt angle measurements from historical observations
- Sunspot latitudes during the Maunder Minimum: A machine-readable catalogue from previous studies
- Sunspot numbers and areas from the madrid astronomical observatory (1876 – 1986)
- Sunspot numbers can detect pandemic influenza A: The use of different sunspot numbers
- Sunspot numbers during 1736-1739 revisited
- Sunspot observations by Charles Malapert during the period 1618–1626: A key data set to understand solar activity before the Maunder minimum
- Sunspots During the Maunder Minimum from Machina Coelestis by Hevelius
- Sunspots sketches during the solar eclipses of 9th January and 29th December of 1777 in Mexico
- Telescopic sunspot observations during the last four centuries: a forgotten world heritage
- Temporal variation and asymmetry of sunspot and solar plage types from 1930 to 1936
- The 1870 space weather event: Geomagnetic and auroral records
- The 1870 space weather event: Geomagnetic and auroral records
- The First Documented Space Weather Event That Perturbed the Communication Networks in Iberia
- The First Systematic Meteorological Observations in the Americas (Recife, 1640–42)
- The Great Aurora of January 1770 observed in Spain
- The Maunder minimum (1645-1715) was indeed a grand minimum: A reassessment of multiple datasets
- The NAO signal in daily rainfall series over the Iberian Peninsula
- The New Sunspot-Number Index and Solar-Cycle Characteristics
- The Rivillas flood of 5–6 November 1997 (Badajoz, Spain) revisited: An approach based on Iber+ modelling
- The Solar Rotation in the Period 1853 – 1870 from the Sunspot Catalogues of Carrington, Peters, and de la Rue
- The Sunspot Catalogues of Carrington, Peters and de la Rue: Quality Control and Machine-Readable Versions
- The Sunspot Drawing Collection of the National Solar Observatory at Sacramento Peak (1947–2004)
- The Tornado of Talavera De La Reina On September 3, 1880
- The Umbra-Penumbra Area Ratio of Sunspots during the Maunder Minimum
- The catastrophic floods in the Guadiana River basin since 1500 CE
- The climate in Zafra from 1750 to 1840: precipitation
- The climate in Zafra from 1750 to 1840: history and description of weather observations
- The climate in Zafra from 1750 to 1840: temperature indexes from documentary sources
- The comets in Rawd Al-Qirtas
- The controversial early brightening in the first half of 20th century: A contribution from pyrheliometer measurements in Madrid (Spain)
- The extreme space weather event in 1903 october/november: An outburst from the quiet sun
- The first meteorological measurements in the Iberian Peninsula: Evaluating the storm of November 1724
- The first meteorological observations at a tropical high elevation site: Antisana, 1846
- The hidden role of women in monitoring nineteenth-century African weather: Instrumental observations in equatorial guinea
- The impact of a future solar minimum on climate change projections in the Northern Hemisphere
- The lost sunspot drawings of Humphry Marshall (1722-1801)
- The meteorological observations of Bento Sanches Dorta, Rio de Janeiro, Brazil: 1781-1788
- The proposed Waldmeier discontinuity: How does it affect to sunspot cycle characteristics
- The solar corona in the eclipse of 24 June 1778
- The umbra-penumbra area ratio of sunspots from the de la rue data
- The weather diary of Felipe de Zúñiga (1775-1786): A key documentary source to understand the hunger year in Mexico
- Three Scattered Sunspot Records in the Archive of the Royal Astronomical Observatory of the Spanish Navy (1789–1790)
- Towards a better assessment of the historical climate of Extremadura region (SW Spain)
- Trends in block-seasonal extreme rainfall over the Iberian Peninsula in the second half of the twentieth century
- Trends in frequency indices of daily precipitation over the Iberian Peninsula during the last century
- Twelve years of daily weather descriptions in North America in the eighteenth century (Mexico City, 1775–86)
- Two debatable cases for the reconstruction of the solar activity around the Maunder Minimum: Malapert and Derham
- Two early observations of aurora at low latitudes
- Two early sunspots observers: Teodoro de Almeida and José Antonio Alzate
- Un halo solar observado en Madrid en 1853
- Un marino extremeño del siglo XIX: Ramón Albarrán y García Marqués
- Un texto de 1911 sobre la enseñanza de las ciencias en la escuela normal de Badajoz
- Un texto español de lógica de las matemáticas del año 1880
- Una aproximación a Arias Montano como científico
- Una nota sobre Arias Montano y el uso del telescopio antes de 1575
- Una nota sobre la orientación astronómica del enterramiento megalítico de Huerta Montero (Almendralejo)
- Una observació de parhelis i halo solar a València el 1689
- Una red meteorológica privada en el Badajoz decimonónico
- Unlocking pre-1850 instrumental meteorological records a global inventory
- Unusual rainbows as auroral candidates: Another point of view
- Validation of precipitable water vapor estimates from an inexpensive infrared thermometer
- Van der Waals en España: notas sobre Pedro Carrasco
- Vapor de agua y cubierta de nubes sobre las zonas polares a través del instrumento AIRS
- Variability analysis of the reconstructed daily global solar radiation under all-sky and cloud-free conditions in Madrid during the period 1887–1950
- Variable stars in the classroom
- Visualization of the challenges and limitations of the long-term sunspot number record
- William Herschel y las manchas solares
- Witnessing the impact of the 1783-1784 Laki eruption in the Southern Hemisphere
- ¿El sol es amarillo?
- Átomos y movimiento: desarrollo histórico e introducción en España de la teoría cinética de los gases
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