Stability Study of the GOLF Blue Wing Working Cycle
The GOLF experiment is a resonant scattering spectrophotometer in flight on board the SOHO mission, originally designed to measure the intensity of the solar...
Standard Spectral Evolutionary Sequence for Type 1a Supernovae
Spectroscopic monitoring of a wide range of supernovae of different types and at different evolutionary stages has been carried out. The observations were taken...
Standing on the shoulder of a giant: ISAAC, Antu, and star formation
In this article, we hope to illustrate the great qualitative and quantitative strides that star-formation studies have taken in the past few years, by looking...
Star count ratios in the Galactic globular cluster M92.
We present both space (ACS@HST: F814W, F606W, F475W) and ground-based (MEGACAM@CFHT: u*, g',i',r',z') photometry of the Galactic Globular Cluster (GGC) M92...
We analyze the data from narrow band H-alpha and forbidden O III CCD imaging of a sample of nearby spiral galaxies with active nuclei. The results show that the...