Using the UBVIJK photometry from the GOYA Survey of the Groth strip, we have built a catalog with photometric redshifts for 2000 sources (0 z 5). For z 1.5...
GOYA Survey: Mergers up to z = 1 in B- and Ks-selected samples
In this work we present merger fractions from galaxy samples selected by either Ks-luminosity, or B-band luminosity, from the GOYA photometric survey of the...
GOYA Survey: U and B Number Counts in the Groth-Westphal Strip
We present U and B galaxy number counts from a field that comprises a 0.29 square degrees area of sky, and which covers the Groth-Westphal Strip (Groth et al...
GPP estimates in a biodiesel crop using MERIS products
Greenhouse gas emissions in Spain in 2008-2009 were 34.3 % higher than the base-year level, significantly above the burden-sharing target of 15 % for the period...
Gradientes de abundancias en la nebulosa planetaria A78.
New bidimensional spectroscopic observations of A78 allow the authors to determine the He, O, Ne, and N abundances and their variations along the nebula. A...
Gradients of excitation in the nuclei of starburst galaxies
The use of long-slit spectroscopy at high spectral and spatial resolution has made it possible to measure gradients of gaseous excitation and also velocity...
Grains Around Comet 103P/Hartley 2 at the Time of the EPOXI Fly-By
Images of the coma through continuum filters during EPOXI fly-by show that the comet's periodic activity is dominated by two active regions. They produce dust...
During the mid 1990s, extensive archaeoastronomical fieldwork was performed in the island of Gran Canaria, which is the richest of the Canaries from the...