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Bulge microlensing optical depth from EROS 2 observations

Afonso, C; Albert, J N; Andersen, J; Ansari, R.; Aubourg, E; Bareyre, P; Beaulieu, J.-P; Bauer, F; Blanc, G.; Bouquet, A; Tisserand, Patrick

Description

We present a measurement of the microlensing optical depth toward the Galactic bulge based on the analysis of 15 contiguous 1 deg2 fields centered on (l = 2.°5, b = -4.°0) and containing N* = 1.42 × 106 clump-giant stars (belonging to the extended clum

CollectionsANU Research Publications
Date published: 2003
Type: Journal article
URI: http://hdl.handle.net/1885/32433
Source: Astronomy and Astrophysics

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