4 papers
On the nature of HD 207331: a new Delta Scuti variable
L. Fox Machado, W. J. Schuster, C. Zurita +2
While testing a Stromgren spectrophotometer attached to the 1.5-m telescope at the San Pedro Martir observatory, Mexico, a number of A-type stars were observed, one of which, HD 20…
New multisite observations of Delta Scuti stars V624 Tauri and HD 23194
L. Fox Machado, E. Michel, M. Chevreton +10
The preliminary results of STEPHI 2006 campaign are reported.
On the variability of HD 170699 - a possible COROT target
M. Alvarez, J. P. Sareyan, L. Parrao +9
We present the analysis of the variability of HD 170699, a COROT star showing the characteristics of a non evolutionary Delta Scuti star with high rotational velocity. There is a c…
uvby--beta photoelectric photometry of NGC 7063
J. H. Pena, L. Fox Machado, R. Garrido
From uvby photometry of 75 stars in the direction of NGC 7063 we were able to determine membership of some stars and fix the distance (722 +- 105 pc), log age (of 8.146) and redden…