| Issue |
EPJ Web Conf.
Volume 152, 2017
Wide-Field Variability Surveys: A 21st Century Perspective – 22nd Los Alamos Stellar Pulsation – Conference Series Meeting
|
|
|---|---|---|
| Article Number | 07004 | |
| Number of page(s) | 5 | |
| Section | The distance scale in the era of large surveys | |
| DOI | https://doi.org/10.1051/epjconf/201715207004 | |
| Published online | 08 September 2017 | |
https://doi.org/10.1051/epjconf/201715207004
Observations of field and cluster RR Lyræ with Spitzer. Towards high precision distances with Population II stellar tracers
1 Department of Physics and Astronomy, Iowa State University, Ames, IA 50010, USA
2 Department of Physics, Università di Roma Tor Vergara, via della Ricerca Scientifica 1, I-00133 Roma, Italy
3 INAF-Osservatorio Astronomico di Roma, via Frascati 33, I-00040 Monte Porzio Catone, Italy
4 Departamento de Física, Facultad de Ciencias Exactas, Universidad Andrés Bello, Santiago, Chile
5 INAF-Osservatorio Astronomico di Capodimonte, Salita Moiarello 16, I-80131 Napoli, Italy
Published online: 8 September 2017
We present our project to calibrate the RR Lyræ period-luminosity-metallicity relation using a sample of Galactic calibrators in the halo and globular clusters.
© The Authors, published by EDP Sciences, 2017
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