Refined stellar, orbital and planetary parameters of the eccentric HAT-P-2 planetary system (2009)
Pál, András, Bakos, Gáspár Á., Torres, Guillermo, Noyes, Robert W., Fischer, Debra A., Johnson, John A., ...
We present refined parameters for the extrasolar planetary system HAT-P-2 (also known as HD 147506), based on new radial velocity and photometric data. HAT-P-2b is a transiting extrasolar planet that...
Irwin, Jonathan, Charbonneau, David, Berta, Zachory K., Quinn, Samuel N., Latham, David W., Torres, Guillermo, ...
We report the detection of eclipses in GJ 3236, a bright (I = 11.6) very low mass binary system with an orbital period of 0.77 days. Analysis of light- and radial velocity curves of the system...
Mass and radius determinations for five transiting M-dwarf stars (2009)
Fernandez, Jose M., Latham, David W., Torres, Guillermo, Everett, Mark E., Mandushev, Georgi, Charbonneau, David, ...
We have derived masses and radii for both components in five short-period single-lined eclipsing binary stars discovered by the TrES wide-angle photometric survey for transiting planets. All these...
WIYN Open Cluster Study. XXIV. Stellar Radial-Velocity Measurements in NGC 6819 (2009)
Hole, K. Tabetha, Geller, Aaron M., Mathieu, Robert D., Platais, Imants, Meibom, Soren, Latham, David W.
We present the current results from our ongoing radial-velocity survey of the intermediate-age (2.4 Gyr) open cluster NGC 6819. Using both newly observed and other available photometry and astrometry...
Sozzetti, Alessandro, Torres, Guillermo, Charbonneau, David, Winn, Joshua N., Korzennik, Sylvain G., Holman, Matthew J., ...
We report new spectroscopic and photometric observations of the parent stars of the recently discovered transiting planets TrES-3 and TrES-4. A detailed abundance analysis based on high-resolution...
Absolute properties of the low-mass eclipsing binary CM Draconis (2009)
Morales, Juan Carlos, Ribas, Ignasi, Jordi, Carme, Torres, Guillermo, Gallardo, José, Guinan, Edward F., ...
12 pages, 7 figures.-- ArXiv pre-print available at: http://arxiv.org/abs/0810.1541
Sozzetti, Alessandro, Torres, Guillermo, Charbonneau, David, Winn, Joshua N., Korzennik, Sylvain G., Holman, Matthew J., ...
We report new spectroscopic and photometric observations of the parent stars of the recently discovered transiting planets TrES-3 and TrES-4. A detailed abundance analysis based on high-resolution...
Andrew W. Howard, David T. Wilkinson, Charlesm. Coldwell, Edward J. Groth, Norm Jarosik, David W. Latham, ...
With “Earth 2000 ” technology we could generate a directed laser pulse that outshines the broadband visible light of the Sun by four orders of magnitude. This is a conservative lower bound for...
Brown, Timothy M., Latham, David W.
The proposed Transiting Exoplanet Survey Satellite (TESS) will survey the entire sky to locate the nearest and brightest transiting extrasolar planets with orbital periods up to about 36 days. Here...
Latham, David W., Bakos, Gáspár Á., Torres, Guillermo, Stefanik, Robert P., Noyes, Robert W., Kovács, Géza, ...
We report the identification of 32 transiting-planet candidates in HATNet field G205. We describe the procedures that we have used to follow up these candidates with spectroscopic and photometric...
Raghavan, Deepak, McAlister, Harold A., Torres, Guillermo, Latham, David W., Mason, Brian D., Boyajian, Tabetha S., ...
We present an updated spectroscopic orbit and a new visual orbit for the double-lined spectroscopic binary \sigma^2 Coronae Borealis based on radial velocity measurements at the Oak Ridge Observatory...
Blake, Cullen H., Bloom, Joshua S., Latham, David W., Szentgyorgyi, Andrew H., Skrutskie, Michael F., Falco, Emilio E., ...
Stars of late-M and L spectral types, collectively known as Ultracool Dwarfs (UCDs), may be excellent targets for searches for extrasolar planets. Owing to their small radii, the signal from an...
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...
Dynamical Masses for Pre-Main-Sequence Stars: A Preliminary Physical Orbit for V773 Tau A (2007)
Boden, Andrew F., Torres, Guillermo, Sargent, Anneila I., Akeson, Rachel L., Carpenter, John M., Boboltz, David A., ...
We report on interferometric and radial velocity observations of the double-lined 51 day period binary (A) component of the quadruple pre-main-sequence (PMS) system V773 Tau. With these observations...
Rotation and Macroturbulence in Metal-poor Field Red Giant and Red Horizontal Branch Stars (2007)
Carney, Bruce W., Gray, David F., Yong, David, Latham, David W., Manset, N., Zelman, R., ...
We report the results for rotational velocities, Vrot sin i, and macroturbulence dispersion, zeta(RT), for 12 metal-poor field red giant branch stars and 7 metal-poor field red horizontal branch...
Future Directions for Radial-Velocity Research (2007)
I review the status of ground-based radial-velocity searches for extrasolar planets and speculate about the new results that can be expected in this field over the coming years. Then I review the...
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...
I summarize the status of ground-based radial-velocity searches for extrasolar planets, and I speculate about the new results that we can expect from such searches over the next few years. Then I...
Kinematics of NGC 2264: signs of cluster formation (2007)
Furesz, Gabor, Hartmann, Lee W., Szentgyorgyi, Andrew H., Ridge, Naomi A., Rebull, Luisa, Stauffer, John, ...
We present results from 1078 high resolution spectra of 990 stars in the young open cluster NGC 2264, obtained with the Hectochelle multiobject echelle spectrograph on the 6.5m MMT. We confirm 471...
Line Broadening in Field Metal-poor Red Giant and Red Horizontal Branch Stars (2007)
Carney, Bruce W., Latham, David W., Stefanik, R. P., Laird, John B.
We report 349 radial velocities for 45 metal-poor field red giant and red horizontal branch stars. We have have identified one new spectroscopic binary, HD 4306, and one possible such system, HD...
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...
A Photometric Survey for Variables and Transits in the Field of Praesepe with KELT (2007)
Pepper, Joshua, Stanek, K. Z., Pogge, Richard W., Latham, David W., DePoy, D. L., Siverd, Robert, ...
The Kilodegree Extremely Little Telescope (KELT) project is a small aperture, wide-angle search for planetary transits of solar-type stars. In this paper, we present the results of a commissioning...
TrES-4: A Transiting Hot Jupiter of Very Low Density (2007)
Mandushev, Georgi, O'Donovan, Francis T., Charbonneau, David, Torres, Guillermo, Latham, David W., Bakos, Gáspár Á., ...
We report the discovery of TrES-4, a hot Jupiter that transits the star GSC 02620-00648 every 3.55 days. From high-resolution spectroscopy of the star we estimate a stellar effective temperature of...
The Transit Light Curve (TLC) Project. VI. Three Transits of the Exoplanet TrES-2 (2007)
Holman, Matthew J., Winn, Joshua N., Latham, David W., O'Donovan, Francis T., Charbonneau, David, Torres, Guillermo, ...
Of the nearby transiting exoplanets that are amenable to detailed study, TrES-2 is both the most massive and the one with the largest impact parameter. We present z-band photometry of three transits...
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...
TrES-3: A Nearby, Massive, Transiting Hot Jupiter in a 31-Hour Orbit (2007)
O'Donovan, Francis T., Charbonneau, David, Bakos, Gáspár Á., Mandushev, Georgi, Dunham, Edward W., Brown, Timothy M., ...
We describe the discovery of a massive transiting hot Jupiter with a very short orbital period (1.30619 d), which we name TrES-3. From spectroscopy of the host star GSC 03089-00929, we measure T_eff...
The Transit Light Curve Project. VI. Three Transits of the Exoplanet TrES-2 (2007)
Holman, Matthew J., Winn, Joshua N., Latham, David W., O'Donovan, Francis T., Charbonneau, David, Torres, Guillermo, ...
Of the nearby transiting exoplanets that are amenable to detailed study, TrES-2 is both the most massive and has the largest impact parameter. We present z-band photometry of three transits of...
Torres, Guillermo, Latham, David W., Stefanik, R. P.
We develop a technique to measure radial velocities of stars from spectra that present four sets of lines. The algorithm is an extension of the two-dimensional cross-correlation method TODCOR to four...
The Transit Light Curve Project. I. Four Consecutive Transits of the Exoplanet XO-1b (2006)
Holman, Matthew J., Winn, Joshua N., Latham, David W., O'Donovan, Francis T., Charbonneau, David, Bakos, Gáspár A., ...
We present RIz photometry of four consecutive transits of the newly discovered exoplanet XO-1b. We improve on the estimates of the transit parameters, finding the planetary radius to be RP = 1.184...
Outcome of Six Candidate Transiting Planets from a TrES Field in Andromeda (2006)
O'Donovan, Francis T., Charbonneau, David, Alonso, Roi, Brown, Timothy M., Mandushev, Georgi, Dunham, Edward W., ...
Driven by the incomplete understanding of the formation of gas giant extrasolar planets and of their mass-radius relationship, several ground-based, wide-field photometric campaigns are searching the...
TrES-2: The First Transiting Planet in the Kepler Field (2006)
O'Donovan, Francis T., Charbonneau, David, Mandushev, Georgi, Dunham, Edward W., Latham, David W., Torres, Guillermo, ...
We announce the discovery of the second transiting hot Jupiter discovered by the Trans-atlantic Exoplanet Survey. The planet, which we dub TrES-2, orbits the nearby star GSC 03549-02811 every 2.47063...
The Transit Light Curve (TLC) Project. I. Four Consecutive Transits of the Exoplanet XO-1b (2006)
Holman, Matthew J., Winn, Joshua N., Latham, David W., O'Donovan, Francis T., Charbonneau, David, Bakos, Gaspar A., ...
We present RIz photometry of four consecutive transits of the newly discovered exoplanet XO-1b. We improve upon the estimates of the transit parameters, finding the planetary radius to be R_P = 1.184...
O'Donovan, Francis T., Charbonneau, David, Torres, Guillermo, Mandushev, Georgi, Dunham, Edward W., Latham, David W., ...
Ground-based wide-field surveys for nearby transiting gas giants are yielding far fewer true planets than astrophysical false positives, of which some are difficult to reject. Recent experience has...
A stellar companion in the HD 189733 system with a known transiting extrasolar planet (2006)
Bakos, Gaspar A., Pal, Andras, Latham, David W., Noyes, Robert W., Stefanik, Robert P.
We show that the very close-by (19 pc) K0 star HD 189733, already found to be orbited by a transiting giant planet, is the primary of a double-star system, with the secondary being a mid-M dwarf with...
A Physical Orbit for the High Proper Motion Binary HD 9939 (2006)
Boden, Andrew F., Torres, Guillermo, Latham, David W.
We report spectroscopic and interferometric observations of the high-proper motion double-lined binary system HD 9939, with an orbital period of approximately 25 days. By combining our...
Transit Photometry of the Core-Dominated Planet HD 149026b (2005)
Charbonneau, David, Winn, Joshua N., Latham, David W., Bakos, Gaspar, Falco, Emilio E., Holman, Matthew J., ...
We report g, V, and r photometric time series of HD 149026 spanning predicted times of transit of the Saturn-mass planetary companion, which was recently discovered by Sato and collaborators. We...
Detection of Thermal Emission from an Extrasolar Planet (2005)
Charbonneau, David, Allen, Lori E., Megeath, S. Thomas, Torres, Guillermo, Alonso, Roi, Brown, Timothy M., ...
We present Spitzer Space Telescope infrared photometric time series of the transiting extrasolar planet system TrES-1. The data span a predicted time of secondary eclipse, corresponding to the...
The Challenge of Wide-Field Transit Surveys: The Case of GSC 01944-02289 (2005)
Mandushev, Georgi, Torres, Guillermo, Latham, David W., Charbonneau, David, Alonso, Roi, White, Russel J., ...
Wide-field searches for transiting extra-solar giant planets face the difficult challenge of separating true transit events from the numerous false positives caused by isolated or blended eclipsing...
Detection of Thermal Emission from an Extrasolar Planet (2005)
David Charbonneau, Lori E. Allen, S. Thomas Megeath, Guillermo Torres, Roi Alonso, Timothy M. Brown, ...
We present Spitzer Space Telescope infrared photometric time series of the transiting extrasolar planet system TrES-1. The data span a predicted time of secondary eclipse, corresponding to the...
Metal-poor Field Blue Stragglers: More Evidence for Mass Transfer (2004)
Carney, Bruce W., Latham, David W., Laird, John B.
We report radial velocity studies of five candidate metal-poor field blue stragglers, all known to be deficient in lithium. Four of the five stars are single-lined spectroscopic binaries, with...
Carney, Bruce W., Aguilar, Luis A., Latham, David W., Laird, John B.
We find a deficiency of binary stars moving on strongly retrograde Galactic orbits. No binary deficiencies are seen for U or W velocities, however. From theoretical analyses, we rule out preferential...
TrES-1: The Transiting Planet of a Bright K0V Star (2004)
Alonso, Roi, Brown, Timothy M., Torres, Guillermo, Latham, David W., Sozzetti, Alessandro, Mandushev, Georgi, ...
We report the detection of a transiting Jupiter-sized planet orbiting a relatively bright (V=11.79) K0V star. We detected the transit light-curve signature in the course of the TrES multi-site...
Astrophysical False Positives Encountered in Wide-Field Transit Searches (2004)
Charbonneau, David, Brown, Timothy M., Dunham, Edward W., Latham, David W., Looper, Dagny L., Mandushev, Georgi
Wide-field photometric transit surveys for Jupiter-sized planets are inundated by astrophysical false positives, namely systems that contain an eclipsing binary and mimic the desired photometric...
Storm, Jesper, Carney, Bruce W., Gieren, Wolfgang P., Fouque, Pascal, Latham, David W., Fry, Anne M.
(ABRIDGED) We have applied the near-IR Barnes-Evans realization of the Baade-Wesselink method as calibrated by Fouque & Gieren (1997) to five metal-poor Cepheids with periods between 13 and 17 days...
Astrophysical False Positives Encountered in Wide-Field Transit Searches (2004)
Charbonneau, David, Brown, Timothy M., Dunham, Edward W., Latham, David W., Looper, Dagny L., Mandushev, Georgi
Wide-field photometric transit surveys for Jupiter-sized planets are inundated by astrophysical false positives, namely systems that contain an eclipsing binary and mimic the desired photometric...
Radial velocity survey of members and candidate members of the TW Hydrae association (2003)
Torres, Guillermo, Guenther, Eike W., Marschall, Laurence A., Neuhäuser, Ralph, Latham, David W., Stefanik, Robert P.
We report spectroscopic observations of stars belonging to the young nearby group known as the TW Hydrae association, as well as of a number of potential members of the association identified in...
Sandquist, Eric L., Latham, David W., Shetrone, Matthew D., Milone, Alejandra A. E.
We present a picture of the very unusual blue straggler S1082 in the old open cluster M67 whose light is the sum of a close binary (P = 1.0677978 d) and another cluster member. We provide a complete...
Radial-velocity survey of members and candidate members of the TW Hydrae association (2002)
Torres, Guillermo, Guenther, Eike W., Marschall, Laurence A., Neuhaeuser, Ralph, Latham, David W., Stefanik, Robert P.
We report our spectroscopic observations of stars belonging to the young nearby group known as the TW Hydrae association, as well as of a number of potential members of the association identified in...
Torres, Guillermo, Boden, Andrew F., Latham, David W., Pan, Margaret, Stefanik, Robert P.
We report spectroscopic and interferometric observations of the moderately metal-poor double-lined binary system HD 195987, with an orbital period of 57.3 days. By combining our radial-velocity and...
Radial-Velocity Monitoring of Members and Candidate Members of the TW Hydrae Association (2001)
Torres, Guillermo, Neuhaeuser, Ralph, Latham, David W.
We present our spectroscopic measurements of the radial velocity, effective temperature, and projected rotational velocity of several of the known members of the TW Hya association, as well as...
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...
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...
Detection of Planetary Transits Across a Sun-like Star (1999)
Charbonneau, David, Brown, Timothy M., Latham, David W., Mayor, Michel
We report high precision, high cadence photometric measurements of the star HD 209458, which is known from radial velocity measurements to have a planetary mass companion in a close orbit. We detect...
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...
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...
A variorum edition of the omitted prologue and tales of William Morris's Earthly paradise. (1982)
Thesis (Ph. D.)--York University, 1982.
Abundances of the elements in Sirius and Merak /--David W. Latham. (1970)
At head of title: Research in space science.
Abundances of the elements in Sirius and Merak / (1969)
Thesis (Ph. D.)--Harvard University, 1969.