Not Available Based on observations collected at the European Southern Observatory.

Following the report of a new outburst of the accreting millisecond pulsar SAX J1808.4-3658 by Markwardt and Swank (ATel #1728), the source was observed using...

The GLAST-AGILE Support Program (GASP) of the Whole Earth Blazar Telescope (WEBT) reports on the recent observation of a strong near-IR brightening of the gamma...

We report on our ongoing project ``Infrared Study of Hii Regions Associated with Small Clouds.'' Several tasks are being developed under the IRAF environment...

From the equivalent widths of the main features of the K band spectra (the NaI, CaI and CO bandheads) we have derived the metallicities of the sources by means...

We present the first part of the first large and homogeneous CCD color-magnitude diagram (CMD) data base, comprising 52 nearby Galactic globular clusters (GGC)...

The data presented here concerns 39 clusters of southern hemisphere and 13 clusters of northern hemisphere. (4 data files).

Not Available

NEFER (Nuevo Espectrómetro Fabry-Pérot de Extrema Resolución) is a 3D instrument aimed to implement high resolution spectrometry for velocity determinations of...