Items where Author is "Ostensen, R."

Number of items: 10.
Article
  • Binaries discovered by the MUCHFUSS project SDSS J08205+0008 - An eclipsing subdwarf B binary with brown dwarf companion. (2011) S. Geier, V. Schaffenroth, H. Drechsel, U. Heber, T. Kupfer, A. Tillich, R. Ostensen, K. Smolders, P. Degroote, P.F.L. Maxted, B.N. Barlow, B.T. Gansicke, T.R. Marsh and R. Napiwotzki
  • The Hyper-MUCHFUSS project : probing the Galactic halo with sdB stars. (2011) A. Tillich, U. Heber, S. Geier, H. Hirsch, P.F.L. Maxted, B.T. Gansicke, T.R. Marsh, R. Napiwotzki, R. Ostensen and R.D. Scholz
  • The MUCHFUSS project - Searching for hot subdwarf binaries with massive unseen companions : survey, target selection and atmospheric parameters. (2011) S. Geier, H. Hirsch, A. Tillich, P.F.L. Maxted, S.J. Bentley, R. Ostensen, U. Heber, B.T. Gansicke, T.R. Marsh, R. Napiwotzki, B.N. Barlow and S. O'Toole
  • Massive unseen companions to hot faint underluminous stars from SDSS (MUCHFUSS) - Analysis of seven close subdwarf B binaries. (2011) S. Geier, P.F.L. Maxted, R. Napiwotzki, R. Ostensen, U. Heber, H. Hirsch, T. Kupfer, S. Muller, A. Tillich, B.N. Barlow, R. Oreiro, T.A. Ottosen, C. Copperwheat, B.T. Gansicke and T.R. Marsh
  • Discovery of seven ZZ Ceti stars using a new photometric selection method. (2006) B. Voss, D. Koester, R. Ostensen, S.O. Kepler, R. Napiwotzki, D. Homeier and D. Reimers
  • HS 2333 3927: A new sdB dM binary with a large reflection effect. (2004) U. Heber, H. Drechsel, R. Ostensen, C. Karl, R. Napiwotzki, M. Altmann, O. Cordes, J.E. Solheim, B. Voss, D. Koester and S. Folkes
  • HS 2333 + 3927: a new sdB binary with a large reflection effect. (2004) C. Karl, U. Heber, H. Drechsel, R. Napiwotzki, M. Altmann, R. Ostensen, S. Folkes, J.E. Solheim, O. Cordes, B. Voss and D. Koester
  • HS 0705 6700: A new eclipsing sdB binary. (2001) H. Drechsel, U. Heber, R. Napiwotzki, R. Ostensen, J.E. Solheim, F. Johannessen, S.L. Schuh, J. Deetjen and S. Zola
  • Other
  • Six New ZZ Ceti Stars from the SPY and the HQS Surveys. (2007) B. Voss, D. Koester, R. Ostensen, R. Napiwotzki, D. Homeier and D. Reimers
  • The Mass of the sdB Primary of the Binary HS 2333+3927. (2005) U. Heber, H. Drechsel, C. Karl, R. Ostensen, S. Folkes, R. Napiwotzki, M. Altmann, O. Cordes, J.E. Solheim, B. Voss and D. Koester