8 citations · 9 across the 4 of their papers we have counts for
4 papers
The Importance of Historical Measures for Dynamical Models of the Evolution of Trapezium-type Multiple Systems
Christine Allen, Leonardo J. Sanchez, Alex Ruelas-Mayorga +1
As an illustration of the value of historical measures we present some examples of the dynamical evolution of multiple systems resembling the Orion Trapezium. We constructed models…
LOLAS-2 : redesign of an optical turbulence profiler
R. Avila, C. A. Zuniga, J. J. Tapia-Rodriguez +5
We present the development, tests and first results of the second generation Low Layer Scidar (LOLAS-2). This instrument constitutes a strongly improved version of the prototype Lo…
CCD photometry of the Globular Cluster NGC 6093
A. Ruelas-Mayorga, L. J. Sanchez, C. A. Bernal-Herrera +3
In this paper we present photometric CCD observations of the globular cluster NGC 6093 (M80) in filters B, V , R and I. We produce the colour-magnitude diagrams for this object and…
An estimate of the temporal fraction of cloud cover at San Pedro Mártir Observatory
E. Carrasco, A. Carramiñana, L. J. Sánchez +2
San Pedro Mártir in the Northwest of Mexico is the site of the Observatorio Astronómico Nacional. It was one of the five candidates sites for the Thirty Meter Telescope, whose site…