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Sánchez de Miguel, Alejandro ; Kyba, Christopher C. M. ; Aubé, Martin ; Zamorano Calvo, Jaime ; Cardiel López, Nicolás ; Tapia Ayuga, Carlos ; Bennie, Jon ; Gaston, Kevin J. | Elsevier Science INC | 2019-04Sensors on remote sensing satellites have provided useful tools for evaluation of the environmental impacts of nighttime artificial light pollution. However, due to their panchromatic nature, the data available from these sensors (VIIRS/DNB and [...]texto impreso
Tapia Ayuga, Carlos ; Sánchez de Miguel, Alejandro ; Zamorano Calvo, Jaime | Grupo UCM de Astrofísica Extragaláctica e Instrumentación Astronómica | 2015Spectra of the lamps that are used for public lighting and ornamental purposes have been obtained with a portable spectrograph around Madrid city. The database is presented in this report along with a description of the procedures. The database [...]texto impreso
Tapia Ayuga, Carlos ; Sánchez de Miguel, Alejandro ; Zamorano Calvo, Jaime | Grupo UCM de Astrofísica Extragaláctica e Instrumentación Astronómica | 2017-01Spectra of the lamps that are used for public lighting and ornamental purposes have been obtained with a portable spectrograph around Madrid city. The database is presented in this report along with a description of the procedures. The database [...]texto impreso
Zamorano Calvo, Jaime ; Sánchez de Miguel, Alejandro ; Nievas Rosillo, Mireia ; Tapia Ayuga, Carlos ; Ocaña González, Francisco ; Izquierdo Gómez, Jaime ; Gallego Maestro, Jesús ; Pascual Ramírez, Sergio | 2015-07-15The SQM network of the Spanish Light Pollution Research collaboration (http://guaix.fis.ucm.es/splpr/SQM-REECL) is growing with the help of amateur astronomers and interested citizens. Up to now there are 18 stations. SQM photometers provide mea[...]texto impreso
Aubé, Martin ; Marseille, Charles ; Farkouh, Amar ; Dufour, Adam ; Simoneau, Alexandre ; Zamorano Calvo, Jaime ; Roby, Johanne ; Tapia Ayuga, Carlos | MDPI | 2020-12Increased exposure to artificial light at night can affect human health including disruption of melatonin production and circadian rhythms which can extend to increased risks of hormonal cancers and other serious diseases. In addition, multiple [...]texto impreso
Zamorano Calvo, Jaime ; Sánchez de Miguel, Alejandro ; Gómez Castaño, José ; Ocaña González, Francisco ; Gallego Maestro, Jesús ; Pila Díez, Berenice ; Nievas Rosillo, Mireia ; Tapia Ayuga, Carlos ; Fernández Domínguez, Alberto ; Pascual Ramírez, Sergio | 2013-04-15Preliminary results of a study of the night sky background brightness around the city of Madrid using Sky Quality Meter (SQM) photometers are presented. Data-retrieval methodology includes an automatic procedure to measure from a moving vehicle [...]texto impreso
Zamorano Calvo, Jaime ; Sánchez de Miguel, Alejandro ; Nievas Rosillo, Mireia ; Tapia Ayuga, Carlos | 2014-10-02The NixNox procedure to build all-sky maps of the nocturnal night sky brightness using SQM photometers is described. Astronomers belonging to amateur associations in Spain are using this observational method to obtain data of their preferred sit[...]texto impreso
Bará, Salvador ; Espey, Brian ; Falchi, Fabio ; Kyba, Christopher C. M. ; Nievas Rosillo, Mireia ; Pescatori, Paolo ; Ribas, Salvador ; Sánchez de Miguel, Alejandro ; Staubmann, Philipp ; Tapia Ayuga, Carlos ; Wuchterl, Günther ; Zamorano Calvo, Jaime | 2015-08-31The 2014 LoNNe (Loss of the Night Network) intercomparison campaign is the second of four campaigns planned during EU COST Action ES1204. The goal of these campaigns is to understand systematic uncertainty inherent in observations of skyglow (li[...]texto impreso
Tapia Ayuga, Carlos ; Zamorano Calvo, Jaime | 2016-03-26A luminaire of LED type has been studied at Laboratorio de Investigación Científica Avanzada (LICA) of Universidad Complutense de Madrid to determine its spectrum, color temperature, and other optical properties. The results for this lamp is com[...]texto impreso
Burggraaff, Oliver ; Schmidt, Norbert ; Zamorano Calvo, Jaime ; Pauly, Klaas ; Pascual Ramírez, Sergio ; Tapia Ayuga, Carlos ; Spyrakos, Evangelos ; Snik, Frans | The Optical Society Of America | 2019Consumer cameras, particularly onboard smartphones and UAVs, are now commonly used as scientific instruments. However, their data processing pipelines are not optimized for quantitative radiometry and their calibration is more complex than that [...]
