An eclipsing-binary distance to the Large Magellanic Cloud accurate to two per cent

G. Pietrzyński (), D. Graczyk, W. Gieren, I. B. Thompson, B. Pilecki, A. Udalski, I. Soszyński, S. Kozłowski, P. Konorski, K. Suchomska, G. Bono, P. G. Prada Moroni, S. Villanova, N. Nardetto, F. Bresolin, R. P. Kudritzki, J. Storm, A. Gallenne, R. Smolec, D. Minniti, M. Kubiak, M. K. Szymański, R. Poleski, Ł. Wyrzykowski, K. Ulaczyk, P. Pietrukowicz, M. Górski and P. Karczmarek
Additional contact information
G. Pietrzyński: Universidad de Concepción, Casilla 160-C, Concepción, Chile
D. Graczyk: Universidad de Concepción, Casilla 160-C, Concepción, Chile
W. Gieren: Universidad de Concepción, Casilla 160-C, Concepción, Chile
I. B. Thompson: Carnegie Observatories, 813 Santa Barbara Street
B. Pilecki: Universidad de Concepción, Casilla 160-C, Concepción, Chile
A. Udalski: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
I. Soszyński: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
S. Kozłowski: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
P. Konorski: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
K. Suchomska: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
G. Bono: Via della Ricerca Scientifica 1, 00133 Rome, Italy
P. G. Prada Moroni: Largo B. Pontecorvo 2, 56127 Pisa, Italy
S. Villanova: Universidad de Concepción, Casilla 160-C, Concepción, Chile
N. Nardetto: Laboratoire Lagrange, UMR7293, UNS/CNRS/OCA, 06300 Nice, France
F. Bresolin: Institute for Astronomy, 2680 Woodlawn Drive
R. P. Kudritzki: Institute for Astronomy, 2680 Woodlawn Drive
J. Storm: Leibniz Institute for Astrophysics, An der Sternwarte 16, 14482 Postdam, Germany
A. Gallenne: Universidad de Concepción, Casilla 160-C, Concepción, Chile
R. Smolec: Nicolaus Copernicus Astronomical Centre, Bartycka 18, 00-716 Warszawa, Poland
D. Minniti: Pontificia Universidad Católica de Chile, Vicuña Mackenna 4860, Casilla 306, Santiago 22, Chile
M. Kubiak: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
M. K. Szymański: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
R. Poleski: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
Ł. Wyrzykowski: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
K. Ulaczyk: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
P. Pietrukowicz: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
M. Górski: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland
P. Karczmarek: Warsaw University Observatory, Aleje Ujazdowskie 4, 00-478 Warszawa, Poland

Nature, 2013, vol. 495, issue 7439, 76-79

Abstract: Observations of eight long-period, late-type eclipsing-binary systems composed of cool, giant stars are used to determine a distance to the Large Magellanic Cloud accurate to 2.2 per cent, providing a base for a determination of the Hubble constant to an accuracy of 3 per cent.

Date: 2013
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DOI: 10.1038/nature11878

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