The PLANET microlensing follow-up network: Results and prospects

Oct 29, 2001 - crolensing alerts issued by several survey groups that observe. ∼107 stars in .... monitor our targets in the Galactic bulge continuo...

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where M is the mass of the lens, and dol, dls, and dos are the distances between the ..... Group, such as probing the star formation history of the universe (Gould.

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D. P. Bennetta, I. Bondb, E. Chengc, S. Friedmand, P. Garnavicha, B. Gaudie, R. Gillilandd, A. Gould f, M. Greenhouse g, ... This includes free- floating planets ejected from their host stars. MPF uses the gravitational microlensing technique which i

Nov 10, 2007 - 800 event OGLE-2005-BLG-169, the specific instructions of a senior scientist to gather a few data points were explicitly ignored by an insubordinate graduate student, and instead said graduate student obtained over 1000 points over the

Figure 1. Rudi Mandl, shown here in the 1930s in Washington DC where he made a living as a busboy and washing dishes, persuaded Einstein to publish his 1936 paper on gravitational lensing. Photo courtesy Tom ..... New microlensing projects have recen

Apr 28, 1997 - Microlensing occurs when a foreground compact object (like a star) moves between an observer and a luminous background object (like another star). The gravitational field of the foreground lens alters the path of the light from the bac

3. Fig. 2: Space-based microlensing (MPF) is sensitive to planets above the purple curve in the mass vs. semi-major axis plane. The gold, green and cyan regions indicate the sensitivities of radial velocity surveys, SIM and Kepler, respectively. Our

Mar 27, 2013 - are monitoring a very large number of stars in order to detect real time on going microlensing events and alert ... the events to increase the monitoring cadence and then sensitivity to exoplanets. From a ..... brand DUNE) in 2007 to E

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These are typically easy to resolve given good temporal coverage of the planetary ...... Since the mass is given by M = (c2/4G)˜reteµ, and since ˜re and te ... measurement gave the angle of motion, one could check this against the direction.

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Jul 30, 2015 - tions of the source and lens stars for planetary microlensing event OGLE-2005-BLG-169, ... passbands and remove light curve model ambiguity caused by sparse sampling of part ..... values, so there is no trend with color.

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Jul 30, 2015 - 8Department of Astronomy, Ohio State University, 140 West 18th Avenue, Columbus, OH 43210, USA. 9Warsaw ... we describe the HST data and its reduction, and in Section 5.1 we compare the lens-source relative ... The constraints on the l

present, we have analysed data for 8 million stars in the Large Magellanic Cloud over 1 year, resulting in one strong candidate event and two lower-amplitude candidates. We have also analysed 5 million stars in the Galactic. Bulge for 0.5 years, yiel

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Nov 23, 2006 - In the first time this fact was discussed by I. Newton [1], but the first derivation of the light ... a gravitational lens and observer, Dds is a distance between a source and a lens, η, ξ define coordinates in ..... the halo of our

MACHO project, focusing on recent results from the 2-year LMC data. 2 Motivation ... The principle of microlensing is simple; if a compact object lies near the line ... where u = b/rE and b is the distance of the lens from the undeflected line of sig

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Subtracting the two, yields a 90% CL upper limit on the ... (3.48±0.05)×10−6. One wants to subtract from this measured quantity the ratio. Babs γγ (KL→µ+µ−). B(KL→π+π−) . Fig 2 shows the components of this latter ratio, obtained fro

Aug 8, 2016 - tion, owing to weaker constraints from B physics [4][5]. ... A shash- lik small-angle annular calorimeter (IRC) in front of. LKr detects γ .... 2015 Data ν+. µ→. +. K. 0 π+ π→. +. K. - π+ π+ π→. +. K. Figure 5: m2 miss dis

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Feb 21, 2014 - alternative is to use experiment as our guide, and learn from there. .... These are the basics of no particular theory, but every ... The mission of the JLab Physics Analysis Center is to network with appropriate theorists and ex-.