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We present a second paper of fully characterization of a sample of stars whose low-depth transits were discovered by the OGLE-III campaign in order to select the most promising candidates for spectroscopic confirmation, following the same…

地球与行星天体物理 · 物理学 2010-04-28 J. Gallardo , S. Silva , S. Ramirez Alegria , D. Minniti , P. Pietrukowicz

The primary difficulty with using transits to discover extrasolar planets is the low probability a planet has of transiting its parent star. One way of overcoming this difficulty is to search for transits in dense stellar fields, such as…

天体物理学 · 物理学 2009-10-31 B. Scott Gaudi

This paper is to introduce an online tool for the prediction of exoplanet transit light curves. Small telescopes can readily capture exoplanet transits under good weather conditions when the combination of a bright star and a large…

地球与行星天体物理 · 物理学 2019-06-26 Peter Beck , Luke Robson , Mark Gallaway , Hugh R. A. Jones , David Campbell

In the effort to characterize the masses, radii, and atmospheres of potentially habitable exoplanets, there is an urgent need to find examples of such planets transiting nearby M dwarfs. The MEarth Project is an ongoing effort to do so, as…

地球与行星天体物理 · 物理学 2015-06-05 Zachory K. Berta , Jonathan Irwin , David Charbonneau , Christopher J. Burke , Emilio E. Falco

Many of the planets discovered via the radial velocity technique are hot Jupiters in 3-5 day orbits with ~10$% chance of transiting their parent star. However, radial velocity surveys for extra-solar planets generally require substantial…

天体物理学 · 物理学 2007-05-23 Stephen R. Kane , Jian Ge

A 52'X52' field in the Lupus Galactic plane was observed with the ANU 1m telescope for 53 nights during 2005 and 2006 in a search for transiting Hot Jupiter planets. A total of 2200 images were obtained. We have sampled 120,000 stars via…

The quest to discover exoplanets is one of the most important missions in astrophysics, and is widely performed using the transit method, which allows for the detection of exoplanets down to the size of Mercury. However, to confirm these…

Space-based photometric surveys have discovered large numbers of planets transiting other stars, but these observe in a single band-pass and yield only the planet radius, orbital period, and transit duration. Information on the masses,…

地球与行星天体物理 · 物理学 2017-05-03 E. Gaidos , D. Kitzmann , K. Heng

The TESS follow-up of a large number of known transiting exoplanets provide unique opportunity to study their physical properties more precisely. Being a space-based telescope, the TESS observations are devoid of any noise component…

地球与行星天体物理 · 物理学 2025-11-25 Suman Saha

We have carried out photometric follow-up observations of bright transiting extrasolar planets using the CbNUOJ 0.6m telescope. We have tested the possibility of obtaining high photometric precision by applying the telescope defocus…

太阳与恒星天体物理 · 物理学 2015-06-24 Tobias C. Hinse , Wonyong Han , Jo-Na Yoon , Chung-Uk Lee , Yong-Gi Kim , Chun-Hwey Kim

In the late 1990s, the Optical Gravitational Lensing Experiment (OGLE) team conducted the second phase of their long-term monitoring programme, OGLE-II, which since has been superseded by OGLE-III. All the monitoring data of this second…

天体物理学 · 物理学 2009-11-13 I. Snellen , R. van der Burg , M. de Hoon , F. Vuijsje

The Large Synoptic Survey Telescope (LSST) will photometrically monitor approximately 1 billion stars for ten years. The resulting light curves can be used to detect transiting exoplanets. In particular, as demonstrated by Lund et al.…

地球与行星天体物理 · 物理学 2015-07-24 Savannah R. Jacklin , Michael B. Lund , Joshua Pepper , Keivan G. Stassun

Photometric transit surveys promise to complement the currently known sample of extra-solar planets by providing additional information on the planets and especially their radii. Here we present extra-solar planet (ESP) candidates from one…

We present results of two observing campaigns conducted by the OGLE-III survey in the 2003 observing season aiming at the detection of new objects with planetary transiting companions. Six fields of 35'x35' each located in the Galactic disk…

天体物理学 · 物理学 2008-11-26 A. Udalski , M. K. Szymanski , M. Kubiak , G. Pietrzynski , I. Soszynski , K. Zebrun , O. Szewczyk , L. Wyrzykowski

We review the state of the art in follow-up photometry for planetary transit searches. Three topics are discussed: (1) Photometric monitoring of planets discovered by radial velocity to detect possible transits (2) Follow-up photometry of…

天体物理学 · 物理学 2007-05-23 Frederic Pont , Claire Moutou

Extra-solar planets can be efficiently detected in gravitational microlensing events of high magnification. High accuracy photometry is required over a short, well-defined time interval only, of order 10-30 hours. Most planets orbiting the…

天体物理学 · 物理学 2007-05-23 Nicholas J. Rattenbury , Ian A. Bond , Jovan Skuljan , Phil Yock

CoRoT, the first space-based transit search, provides ultra-high precision light curves with continuous time-sampling over periods, of up to 5 months. This allows the detection of transiting planets with relatively long periods, and the…

The search for extrasolar planets is strongly motivated by the goal of characterizing how frequent habitable worlds and life may be within the Galaxy. Whilst much effort has been spent on searching for Earth-like planets, large moons may…

地球与行星天体物理 · 物理学 2015-03-19 David M. Kipping

This thesis focuses on the detection of extrasolar planets via the transit method, and more specifically addresses issues relevant to the preparation of upcoming space missions such as CoRoT, Kepler, Eddington, aiming to detect terrestrial…

天体物理学 · 物理学 2007-05-23 Suzanne Aigrain

Currently, over forty transiting planets have been discovered by ground-based photometric surveys, and space-based missions like Kepler and CoRoT are expected to detect hundreds more. Follow-up photometric observations from the ground will…

地球与行星天体物理 · 物理学 2015-05-13 Knicole D. Colon , Eric B. Ford