Hostname: page-component-5c6d5d7d68-wtssw Total loading time: 0 Render date: 2024-08-08T09:48:04.887Z Has data issue: false hasContentIssue false

The DIRECT Project

Published online by Cambridge University Press:  12 April 2016

Lucas M. Macri*
Affiliation:
National Optical Astronomy Observatory, 950 N. Cherry Avenue, Tucson, AZ 85719, USA

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

The DIRECT project aims to determine direct distances to two important galaxies in the cosmological distance ladder – M31 and M33 – using detached eclipsing binaries (DEBs) and Cepheids. I summarize the results of the project and present some results from follow-up observations.

Type
Part 2. What variable stars tell us about the Local Group, including the distance scale
Copyright
Copyright © Astronomical Society of the Pacific 2004

References

Bonanos, A.Z., Stanek, K.Z., Sasselov, D.D., Mochejska, B.J., Macri, L.M., Kaluzny, J. 2003 AJ, 126, 175 Google Scholar
Bonanos, A.Z., Stanek, K.Z., Sasselov, D.D., Mochejska, B.J., Macri, L.M., Kaluzny, J. 2004, in preparationGoogle Scholar
Bono, G., Caputo, F., Castellani, V., Marconi, M. 1999 ApJ, 512, 711 Google Scholar
Fiorentino, G., Caputo, F., Marconi, M., Musella, I. 2002 ApJ, 576, 402 CrossRefGoogle Scholar
Fitzpatrick, E.L., Ribas, I., Guinan, E.F., Maloney, F.P., Claret, A. 2003 ApJ, 587, 685 Google Scholar
Henry, R.B.C. Howard, J.W. 1995 ApJ, 438, 170 Google Scholar
Kaluzny, J., Stanek, K.Z., Krockenberger, M., Sasselov, D.D., Tonry, J.L., Mateo, M. 1998 AJ, 115, 1016 Google Scholar
Kaluzny, J., Mochejska, B.J., Stanek, K.Z., Krockenberger, M., Sasselov, D.D., Tonry, J.L., Mateo, M. 1999 AJ, 188, 346 Google Scholar
Kennicutt, R.C., Stetson, P.B., Saha, A., et al. 1998 ApJ, 498, 181 Google Scholar
Macri, L.M., Stanek, K.Z., Sasselov, D.D., Krockenberger, M., Kaluzny, J. 2001a AJ, 120, 870 Google Scholar
Macri, L.M., Stanek, K.Z., Sasselov, D.D., Krockenberger, M., Kaluzny, J. 2001b AJ, 120, 861 CrossRefGoogle Scholar
Macri, L.M, Sasselov, D.D., Stanek, K.Z. 2001 ApJ, 550, L159 Google Scholar
Macri, L.M., Stanek, K.Z., Sasselov, D.D., Mochejska, B.J., Bonanos, A.Z., Kaluzny, J. 2004, in preparationGoogle Scholar
Mochejska, B.J., Kaluzny, J., Krockenberger, M., Sasselov, D.D., Stanek, K.Z. 1998 Acta Ast., 48, 445 Google Scholar
Mochejska, B.J., Kaluzny, J., Stanek, K.Z., Krockenberger, M., Sasselov, D.D. 1999 AJ, 118, 2211 Google Scholar
Mochejska, B.J., Macri, L.M., Sasselov, D.D., Stanek, K.Z. 2000 AJ, 120, 810 Google Scholar
Mochejska, B.J., Macri, L.M., Sasselov, D.D., Stanek, K.Z. 2001a, astro-ph/0103440Google Scholar
Mochejska, B.J., Kaluzny, J., Stanek, K.Z., Sasselov, D.D. 2001b AJ, 122, 1383 Google Scholar
Mochejska, B.J., Kaluzny, J., Stanek, K.Z., Sasselov, D.D., Szentgyorgyi, A.H. 2001c AJ, 121, 2032 Google Scholar
Mochejska, B.J., Kaluzny, J., Stanek, K.Z., Sasselov, D.D., Szentgyorgyi, A.H. 2001d AJ, 122, 2477 Google Scholar
Monteverde, M.I., Herrero, A., Lennon, D.J. 2000 ApJ, 545, 813 CrossRefGoogle Scholar
Paczyński, B. 1997, in The Extragalactic Distance Scale, eds Livio, M., Donahue, M. & Panagia, N. (Cambridge: Cambridge Univ. Press), 273 Google Scholar
Stanek, K.Z., Kaluzny, J., Krockenberger, M., Sasselov, D.D., Tonry, J.L., Mateo, M. 1998 AJ, 115, 1894 CrossRefGoogle Scholar
Stanek, K.Z., Kaluzny, J., Krockenberger, M., Sasselov, D.D., Tonry, J.L., Mateo, M. 1999 AJ, 117, 2810 CrossRefGoogle Scholar