The Trapezium Stars. Preliminary Results on Detailed Atmosphere Modeling
A spectroscopic study of the Trapezium Cluster stars in the Orion Nebula is presented. We determine the stellar parameters of the two B0.5V stars theta(1}_{)...
The Tremaine-Weinberg Method for Pattern Speeds Using Hα Emission from Ionized Gas
The Fabry-Perot interferometer FaNTOmM was used at the 3.6-m CFHT and the 1.6-m Mont Mégantic Telescope to obtain data cubes in Hα of 9 nearby spiral galaxies...
The triple sequence of NGC 2808: exploring the stellar abundances
NGC 2808 is one of the globular clusters containing multiple stellar populations in our Galaxy. The cluster color-magnitude diagram contains two extra sequences...
The Two Micron Galactic Survey (TMGS) is the most sensitive near-infrared large scale survey of the Galactic plane yet attempted. The TMGS has so far covered...
The two Titan stellar occultations of 14 November 2003
We report the observation of two stellar occultations by Titan on 14 November 2003, using stations in the Indian Ocean, southern Africa, Spain, and northern and...