Ground-Based Photometric Searches for Transiting Planets (2009)
This paper reviews the basic technical characteristics of the ground-based photometric searches for transiting planets, and discusses a possible observational selection effect. I suggest that...
The Transit Light Curve Project. XII. Six Transits of the Exoplanet XO-2b (2009)
Fernandez, Jose M., Holman, Matthew J., Winn, Joshua N., Torres, Guillermo, Shporer, Avi, Mazeh, Tsevi, ...
We present photometry of six transits of the exoplanet XO-2b. By combining the light-curve analysis with theoretical isochrones to determine the stellar properties, we find the planetary radius to be...
Detection of the second eclipsing high-mass X-ray binary in M 33 (2009)
Pietsch, Wolfgang, Haberl, Frank, Gaetz, Terrance J., Hartman, Joel D., Plucinsky, Paul P., Tüllmann, Ralph, ...
The Transit Light Curve Project. X. A Christmas Transit of HD 17156b (2008)
Winn, Joshua N., Holman, Matthew J., Henry, Gregory W., Torres, Guillermo, Fischer, Debra, Johnson, John Asher, ...
Photometry is presented of the Dec. 25, 2007 transit of HD 17156b, which has the longest orbital period and highest orbital eccentricity of all the known transiting exoplanets. New measurements of...
Behind the Scenes of the Discovery of Two Extrasolar Planets: ESO Large Programme 666 (2008)
Minniti, Dante, Naef, Claudio, Udalski, Andrzej, Pont, Frédéric, Moutou, Claire, Santos, Nuno, ...
This is the story of the Large Programme 666, dedicated to discover sub-stellar objects (extrasolar planets and brown dwarfs), and to measure their masses, radii, and mean densities. We hunt selected...
HAT-P-9b: A Low Density Planet Transiting a Moderately Faint F star (2008)
Shporer, Avi, Bakos, Gaspar A., Bouchy, Francois, Pont, Frederic, Kovacs, Geza, Latham, Dave W., ...
We report the discovery of a planet transiting a moderately faint (V=12.3 mag) late F star, with an orbital period of 3.92289 +/- 0.00004 days. From the transit light curve and radial velocity...
Photometric Follow-up Observations of the Transiting Neptune-Mass Planet GJ 436b (2008)
Shporer, Avi, Mazeh, Tsevi, Pont, Frederic, Winn, Joshua N., Holman, Matthew J., Latham, David W., ...
This paper presents multi-band photometric follow-up observations of the Neptune-mass transiting planet GJ 436b, consisting of 5 new ground-based transit light curves obtained in May 2007. Together...
The Transit Light Curve Project. IX. Evidence for a Smaller Radius of the Exoplanet XO-3b (2008)
Winn, Joshua N., Holman, Matthew J., Torres, Guillermo, McCullough, Peter, Johns-Krull, Christopher M., Latham, David W., ...
We present photometry of 13 transits of XO-3b, a massive transiting planet on an eccentric orbit. Previous data led to two inconsistent estimates of the planetary radius. Our data strongly favor the...
The Transit Light Curve Project. VIII. Six Occultations of the Exoplanet TrES-3 (2008)
Winn, Joshua N., Holman, Matthew J., Shporer, Avi, Fernandez, Jose, Mazeh, Tsevi, Latham, David W., ...
We present photometry of the exoplanet host star TrES-3 spanning six occultations (secondary eclipses) of its giant planet. No flux decrements were detected, leading to 99%-confidence upper limits on...
Chandra ACIS survey of M33 (ChASeM33): a first look (2008)
Plucinsky, Paul P., Williams, Benjamin, Long, Knox S., Gaetz, Terrance J., Sasaki, Manami, Pietsch, Wolfgang, ...
Observational Evidence for Tidal Interaction in Close Binary Systems (2007)
This paper reviews the rich corpus of observational evidence for tidal effects in short-period binaries. We review the evidence for ellipsoidal variability and for the observational manifestation of...
Tsevi Mazeh, Dorit Goldberg, David W. Latham
Spectroscopic orbits have been reported for nine unseen companions orbiting solar-type stars with minimum possible masses in the range 0.5 to 10 Jupiter masses. We compare the mass distribution of...
A 15.65 solar mass black hole in an eclipsing binary in the nearby spiral galaxy Messier 33 (2007)
Orosz, Jerome A., McClintock, Jeffrey E., Narayan, Ramesh, Bailyn, Charles D., Hartman, Joel D., Mracri, Lucas, ...
Stellar-mass black holes are discovered in X-ray emitting binary systems, where their mass can be determined from the dynamics of their companion stars. Models of stellar evolution have difficulty...
Orosz, Jerome A., McClintock, Jeffrey E., Narayan, Ramesh, Bailyn, Charles D., Hartman, Joel D., Macri, Lucas, ...
This Supplementary Information provides details about the spectral extraction (crowding issues and the removal of nebular lines), a discussion about the distance to M33, a model for the O-star wind...
The Transit Light Curve Project. VII. The Not-So-Bloated Exoplanet HAT-P-1b (2007)
Winn, Joshua N, Holman, Matthew J, Bakos, Gaspar Á, Pál, András, Johnson, John Asher, Williams, Peter K G, ...
We present photometry of the G0 star HAT-P-1 during six transits of its close-in giant planet, and we refine the estimates of the system parameters. Relative to Jupiter's properties, HAT-P-1b is 1.20...
Chandra ACIS Survey of M33 (ChASeM33): A First Look (2007)
Plucinsky, Paul P., Williams, Benjamin, Long, Knox S., Gaetz, Terrance J., Sasaki, Manami, Pietsch, Wolfgang, ...
We present an overview of the Chandra ACIS Survey of M33 (ChASeM33): A Deep Survey of the Nearest Face-on Spiral Galaxy. The 1.4 Ms survey covers the galaxy out to $R \approx 18\arcmin (\approx 4$...
Beaming Binaries - a New Observational Category of Photometric Binary Stars (2007)
Zucker, Shay, Mazeh, Tsevi, Alexander, Tal
The new photometric space-borne survey missions CoRoT and Kepler will be able to detect minute flux variations in binary stars due to relativistic beaming caused by the line-of-sight motion of their...
The Transit Light Curve Project. VII. The Not-So-Bloated Exoplanet HAT-P-1b (2007)
Winn, Joshua N., Holman, Matthew J., Bakos, Gaspar A., Pal, Andras, Johnson, John Asher, Williams, Peter K. G., ...
We present photometry of the G0 star HAT-P-1 during six transits of its close-in giant planet, and we refine the estimates of the system parameters. Relative to Jupiter's properties, HAT-P-1b is 1.20...
Pont, Frederic, Moutou, Claire, Gillon, Michael, Udalski, Andrzej, Bouchy, Francois, Fernandes, Joao, ...
Transiting planets are essential to study the structure and evolution of extra-solar planets. For that purpose, it is important to measure precisely the radius of these planets. Here we report new...
A 15.65-solar-mass black hole in an eclipsing binary in the nearby spiral galaxy M 33 (2007)
Orosz, Jerome A., McClintock, Jeffrey E., Narayan, Ramesh, Bailyn, Charles D., Hartman, Joel D., Macri, Lucas, ...
The Sys-Rem Detrending Algorithm: Implementation and Testing (2006)
Mazeh, Tsevi, Tamuz, Omer, Zucker, Shay
Sys-Rem (Tamuz, Mazeh & Zucker 2005) is a detrending algorithm designed to remove systematic effects in a large set of lightcurves obtained by a photometric survey. The algorithm works without any...
Winn, Joshua N., Holman, Matthew J., Henry, Gregory W., Roussanova, Anna, Enya, Keigo, Yoshii, Yuzuru, ...
We present photometry of HD 189733 during eight transits of its close-in giant planet, and out-of-transit photometry spanning two years. Using the transit photometry, we determine the stellar and...
Searching for Variables in One of the WHAT Fields (2006)
Shporer, Avi, Mazeh, Tsevi, Moran, Amit, Bakos, Gaspar, Kovacs, Geza
We present preliminary results on a single field observed by WHAT, a small-aperture short focal length automated telescope with an 8.2 deg x 8.2 deg field of view, located at the Wise Observatory....
Photometric Analysis of the Optical Counterpart of the Black Hole HMXB M33 X-7 (2006)
Shporer, Avi, Hartman, Joel, Mazeh, Tsevi, Pietsch, Wolfgang
Aims: Study the high-mass X-ray binary X-7 in M33 using broad-band optical data. Methods: We used recently published CFHT r' and i' data for variable stars in M33 to extract the light curve of the...
Mazeh, Tsevi, Tamuz, Omer, North, Pierre
We review the results of our analysis of the OGLE LMC eclipsing binaries (Mazeh, Tamuz & North 2006), using EBAS -- Eclipsing Binary Automated Solver, an automated algorithm to fit lightcurves of...
Pont, Frederic, Moutou, Claire, Gillon, Michael, Udalski, Andrzej, Bouchy, Francois, Fernandes, Joao, ...
Transiting planets are essential to study the structure and evolution of extra-solar planets. For that purpose, it is important to measure precisely the radius of these planets. Here we report new...
Photometric follow-up of the transiting planet WASP-1b (2006)
Shporer, Avi, Tamuz, Omer, Zucker, Shay, Mazeh, Tsevi
We report on photometric follow-up of the recently discovered transiting planet WASP-1b. We observed two transits with the Wise Observatory 1m telescope, and used a variant of the EBOP code together...
TIRAVEL - Template Independent RAdial VELocity measurement (2006)
We propose a new approach to measure differential radial velocities, mainly for single-lined spectroscopic binaries. The proposed procedure - TIRAVEL (Template Independent RAdial VELocities) - does...
Long-Term V-Band Monitoring of the Bright Stars of M33 at the Wise Observatory (2006)
We have conducted a long-term V-band photometric monitoring of M33 on 95 nights during four observing seasons (2000 - 2003). A total number of 6418 lightcurves of bright objects in the range of 14 -...
Tamuz, Omer, Mazeh, Tsevi, North, Pierre
We present a new algorithm -- Eclipsing Binary Automated Solver (EBAS), to analyse lightcurves of eclipsing binaries. The algorithm is designed to analyse large numbers of lightcurves, and is...
Mazeh, Tsevi, Tamuz, Omer, North, Pierre
In the first paper of this series we presented EBAS, a new fully automated algorithm to analyse the lightcurves of eclipsing binaries, based on the EBOP code. Here we apply the new algorithm to the...
Joshua N. Winn, Matthew J. Holman, Gregory W. Henry, Anna Roussanova, Keigo Enya, Yuzuru Yoshii, ...
We present photometry of HD 189733 during eight transits of its close-in giant planet, and out-of-transit photometry spanning 2 yr. Using the transit photometry, we determine the stellar and...
Correcting systematic effects in a large set of photometric lightcurves (2005)
Tamuz, Omer, Mazeh, Tsevi, Zucker, Shay
We suggest a new algorithm to remove systematic effects in a large set of lightcurves obtained by a photometric survey. The algorithm can remove systematic effects, like the ones associated with...
An intriguing correlation between the masses and periods of the transiting planets (2004)
Mazeh, Tsevi, Zucker, Shay, Pont, Frederic
We point out an intriguing relation between the masses of the transiting planets and their orbital periods. For the six currently known transiting planets, the data are consistent with a decreasing...
A Possible Correlation between Mass Ratio and Period Ratio in Multiple Planetary Systems (2003)
We report on a possible correlation between the mass ratio and period ratio of pairs of adjacent planets in extra-solar planetary systems. Monte-Carlo simulations show that the effect is significant...
Herbst, William, Hamilton, Catrina M., Vrba, Frederick J., Ibrahimov, Mansur A., Mundt, Reinhard, ...
Results of an international campaign to photometrically monitor the unique pre-main sequence eclipsing object KH 15D are reported. An updated ephemeris for the eclipse is derived that incorporates a...
On the Mass-Period Correlation of the Extrasolar Planets (2002)
We report on a possible correlation between the masses and periods of the extrasolar planets, manifested as a paucity of massive planets with short orbital periods. Monte-Carlo simulations show the...
A Statistical Analysis of The Extrasolar Planets and The Low-Mass Secondaries (2002)
We show that the astrometric Hipparcos data of the stars hosting planet candidates are not accurate enough to yield statistically significant orbits. Therefore, the recent suggestion, based on the...
Herbst, William, Hamilton, Catrina M., Vrba, Frederick J., Ibrahimov, Mansur A., Mundt, Reinhard, ...
We analyzed the Hipparcos astrometric observations of 47 stars that were discovered to harbor giant planets and 14 stars with brown-dwarf secondary candidates. The Hipparcos measurements were used...
We construct a maximum-likelihood algorithm - MAXLIMA, to derive the mass distribution of the extrasolar planets when only the minimum masses are observed. The algorithm derives the distribution by...
On the Statistical Significance of the Hipparcos Astrometric Orbit of rho Coronae Borealis (2001)
Recently Gatewood, Han & Black presented an analysis of the Hipparcos stellar positions and their own ground-based measurements of rho CrB, suggesting an astrometric orbit of 1.5 mas with an...
Studies of multiple stellar systems - IV. The triple-lined spectroscopic system Gliese 644 (2001)
Mazeh, Tsevi, Latham, David W., Goldberg, Elad, Torres, Guillermo, Stefanik, Robert P., Henry, Todd J., ...
We present a radial-velocity study of the triple-lined system Gliese 644 and derive spectroscopic elements for the inner and outer orbits with periods of 2.9655 and 627 days. We also utilize old...
Stassun, Keivan G., Mathieu, Robert D., Vrba, Frederick J., Mazeh, Tsevi, Henden, Arne
We use mid-IR (primarily 10 $\mu$m) photometry as a diagnostic for the presence of disks with inner cavities among 32 pre-main sequence stars in Orion and Taurus-Auriga for which rotation periods are...
Jha, Saurabh, Torres, Guillermo, Stefanik, Robert P., Latham, David W., Mazeh, Tsevi
The triple-lined spectroscopic triple system HD 109648 has one of the shortest periods known for the outer orbit in a late-type triple, 120.5 days, and the ratio between the periods of the outer and...
HD10697 is a nearby main-sequence star around which a planet candidate has recently been discovered by means of radial-velocity measurements (Vogt et al. 1999, submitted to ApJ). The stellar orbit...
Mazeh, Tsevi, Zucker, Shay, Torre, Andrea Dalla, Van Leeuwen, Floor
We present an analysis of Hipparcos astrometric measurements of Upsilon Andromedae, a nearby main-sequence star around which three planet candidates have recently been discovered by means of...
Mazeh, Tsevi, Goldberg, Dorit, Latham, David W.
We consider the mass distribution of the nine unseen companions orbiting solar-type stars with minimum possible masses in the planetary mass range reported as of March 1998. We compare the mass...
The High Eccentricity of the Planet Around 16 Cyg B (1996)
Mazeh, Tsevi, Krymolowski, Yuval, Rosenfeld, Gady
We consider the high eccentricity, 0.66, of the newly discovered planet around 16 Cyg B, using the fact that the parent star is part of a wide binary. We show that the high eccentricity of the planet...
Tsevi Mazeh, David W. Latham, Robert P. Stefanik
We present orbital solutions for three low-amplitude spectroscopic binaries discovered in a sample of 20 solar-type IAU radial-velocity standard stars observed with the Digital Speedometers at the...
Similarities Between the Inner Solar System and the Planetary System of PSR B1257+12 (1994)
We call attention to the surprising similarity between the newly discovered planetary system around PSR B1257+12 and the inner solar system. The similarity is in the ratios of the orbital radii and...