The digitized archive of the Arcetri spectroheliograms. Preliminary results from the analysis of Ca II K images

Astronomy and Astrophysics

Volumn 499, Issue 2, 2009, Pages 627-632

  Ermolli, I ^a   Marchei, E ^a   Centrone, M ^a   Criscuoli, S ^a   Giorgi, F ^a   Perna, C ^a  

^a INAF OSSERVATORIO ASTRONOMICO DI ROMA   (Italy)

Author keywords

Astronomical data bases: miscellaneous; Sun: activity; Sun: chromosphere; Sun: faculae, plages; Techniques: image processing

Indexed keywords

ASTRONOMICAL DATA BASES: MISCELLANEOUS; SUN: ACTIVITY; SUN: CHROMOSPHERE; SUN: FACULAE, PLAGES; TECHNIQUES: IMAGE PROCESSING;

ASTROPHYSICS; BUILDINGS; CALCIUM; DIGITAL IMAGE STORAGE; DISKS (STRUCTURAL COMPONENTS); IMAGE PROCESSING; IMAGING SYSTEMS; OBSERVATORIES; SOLAR ENERGY; SUN;

ASTRONOMICAL SATELLITES;

EID: 66349085366     PISSN: 00046361     EISSN: 14320746     Source Type: Journal    
DOI: 10.1051/0004-6361/200811406     Document Type: Article

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