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Article
Report number astro-ph/9812334 ; PCC-98-23 ; PCC-98-23
Title AgapeZ1 : a Large Amplification Microlensing Event or an Odd Variable Star Towards the Inner Bulge of M31
Author(s) Ansari, R. (Orsay, LAL) ; Auriere, M. (Pic du Midi Observ.) ; Baillon, P. (CERN) ; Bouquet, A. (College de France) ; Coupinot, G. (Pic du Midi Observ.) ; Coutures, Ch. (DAPNIA, Saclay) ; Ghesquiere, C. (College de France) ; Giraud-Heraud, Y. (College de France) ; Gondolo, P. (Munich, Max Planck Inst.) ; Hecquet, J. (Midi-Pyrenees Observ.) ; Kaplan, J. (College de France) ; Kim, A. (College de France) ; Du, Y.Le (College de France) ; Melchior, A.L. (Queen Mary, U. of London) ; Moniez, M. (Orsay, LAL) ; Picat, J.P. (Midi-Pyrenees Observ.) ; Soucail, G. (Midi-Pyrenees Observ.)
Publication 1999
Imprint 18 Dec 1998
Number of pages 4
In: Astron. Astrophys.
Subject category Astrophysics and Astronomy
Abstract AgapeZ1 is the brightest and the shortest duration microlensing candidate event found in the Agape data. It occured only 42" from the center of M31. Our photometry shows that the half intensity duration of the event6 is 4.8 days and at maximum brightness we measure a stellar magnitude of R=18.0 with B-R=0.80 mag color. A search on HST archives produced a single resolved star within the projected event position error box. Its magnitude is R=22.

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