928 citations · 3.7k across the 26 of their papers we have counts for
26 papers
Chemical Abundances of M-dwarfs from the APOGEE Survey. I. The Exoplanet Hosting Stars Kepler-138 and Kepler-186
Diogo Souto, Katia Cunha, D. A. Garcia-Hernandez +18
We report the first detailed chemical abundance analysis of the exoplanet-hosting M-dwarf stars Kepler-138 and Kepler-186 from the analysis of high-resolution ( 22,500) $…
APOGEE Kinematics I: Overview of the Kinematics of the Galactic Bulge as Mapped by APOGEE
M. Ness, G. Zasowski, J. A. Johnson +12
We present the stellar kinematics across the Galactic bulge and into the disk at positive longitudes from the SDSS-III APOGEE spectroscopic survey of the Milky Way. APOGEE includes…
Spitzer Microlensing Program as a Probe for Globular Cluster Planets. Analysis of OGLE-2015-BLG-0448
Radosław Poleski, Wei Zhu, Grant W. Christie +83
The microlensing event OGLE-2015-BLG-0448 was observed by Spitzer and lay within the tidal radius of the globular cluster NGC 6558. The event had moderate magnification and was int…
HAT-P-57b: A Short-Period Giant Planet Transiting A Bright Rapidly Rotating A8V Star Confirmed Via Doppler Tomography
J. D. Hartman, G. Á. Bakos, L. A. Buchhave +24
We present the discovery of HAT-P-57b, a P = 2.4653 day transiting planet around a V = 10.465 +- 0.029 mag, Teff = 7500 +- 250 K main sequence A8V star with a projected rotation ve…
HAT-P-54b: A hot jupiter transiting a 0.64 Msun star in field 0 of the K2 mission
G. Á. Bakos, J. D. Hartman, W. Bhatti +22
We report the discovery of HAT-P-54b, a planet transiting a late K dwarf star in field 0 of the NASA K2 mission. We combine ground-based photometric light curves with radial veloci…
HAT-P-44b, HAT-P-45b, and HAT-P-46b: Three Transiting Hot Jupiters in Possible Multi-Planet Systems
J. D. Hartman, G. Á. Bakos, G. Torres +26
We report the discovery by the HATNet survey of three new transiting extrasolar planets orbiting moderately bright (V=13.2, 12.8 and 11.9) stars. The planets have orbital periods o…
HAT-P-39b--HAT-P-41b: Three Highly Inflated Transiting Hot Jupiters
J. D. Hartman, G. Á. Bakos, B. Béky +26
We report the discovery of three new transiting extrasolar planets orbiting moderately bright (V=11.1 to 12.4) F stars. The planets have periods of P = 2.6940 d to 4.4572 d, masses…
MOA-2010-BLG-477Lb: constraining the mass of a microlensing planet from microlensing parallax, orbital motion and detection of blended light
E. Bachelet, I. -G. Shin, C. Han +138
Microlensing detections of cool planets are important for the construction of an unbiased sample to estimate the frequency of planets beyond the snow line, which is where giant pla…
HAT-P-34b -- HAT-P-37b: Four Transiting Planets More Massive Than Jupiter Orbiting Moderately Bright Stars
G. Á. Bakos, J. D. Hartman, G. Torres +24
We report the discovery of four transiting extrasolar planets (HAT-P-34b - HAT-P-37b) with masses ranging from 1.05 to 3.33 MJ and periods from 1.33 to 5.45 days. These planets orb…
HAT-P-32b and HAT-P-33b: Two Highly Inflated Hot Jupiters Transiting High-Jitter Stars
J. D. Hartman, G. Á. Bakos, G. Torres +19
We report the discovery of two exoplanets transiting high-jitter stars. HAT-P-32b orbits the bright V=11.289 star GSC 3281-00800, with a period P = 2.150008 d. The stellar and plan…
HAT-P-28b and HAT-P-29b: Two Sub-Jupiter Mass Transiting Planets
L. A. Buchhave, G. A. Bakos, J. D. Hartman +22
We present the discovery of two transiting exoplanets. HAT-P-28b orbits a V=13.03 G3 dwarf star with a period P = 3.2572 d and has a mass of 0.63 +- 0.04 MJ and a radius of 1.21 +…
HAT-P-26b: A Low-Density Neptune-Mass Planet Transiting a K Star
J. D. Hartman, G. Á. Bakos, D. M. Kipping +20
We report the discovery of HAT-P-26b, a transiting extrasolar planet orbiting the moderately bright V=11.744 K1 dwarf star GSC 0320-01027, with a period P = 4.234516 +- 0.000015 d,…
Chemical evolution of the Galactic bulge as traced by microlensed dwarf and subgiant stars. III. Detection of lithium in the metal-poor bulge dwarf MOA-2010-BLG-285S
T. Bensby, M. Asplund, J. A. Johnson +8
Context: In order to study the evolution of Li in the Galaxy it is necessary to observe dwarf or subgiant stars. Abridged Although Li has been extensively studied in the Galactic d…
HAT-P-17b,c: A Transiting, Eccentric, Hot Saturn and a Long-period, Cold Jupiter
A. W. Howard, G. Á. Bakos, J. Hartman +18
We report the discovery of HAT-P-17b,c, a multi-planet system with an inner transiting planet in a short-period, eccentric orbit and an outer planet in a 4.8 yr, nearly circular or…
HAT-P-25b: a Hot-Jupiter Transiting a Moderately Faint G Star
S. N. Quinn, G. Á. Bakos, J. Hartman +19
We report the discovery of HAT-P-25b, a transiting extrasolar planet orbiting the V = 13.19 G5 dwarf star GSC 1788-01237, with a period P = 3.652836 +/- 0.000019 days, transit epoc…
HAT-P-20b--HAT-P-23b: Four Massive Transiting Extrasolar Planets
G. Á. Bakos, J. Hartman, G. Torres +19
We report the discovery of four relatively massive (2-7MJ) transiting extrasolar planets. HAT-P-20b orbits a V=11.339 K3 dwarf star with a period P=2.875317+/-0.000004d. The host s…
HAT-P-24b: An inflated hot-Jupiter on a 3.36d period transiting a hot, metal-poor star
D. M. Kipping, G. A. Bakos, J. Hartman +17
We report the discovery of HAT-P-24b, a transiting extrasolar planet orbiting the moderately bright V=11.818 F8 dwarf star GSC 0774-01441, with a period P = 3.3552464 +/- 0.0000071…
HAT-P-18b and HAT-P-19b: Two Low-Density Saturn-Mass Planets Transiting Metal-Rich K Stars
J. D. Hartman, G. Á. Bakos, B. Sato +20
We report the discovery of two new transiting extrasolar planets. HAT-P-18b orbits the V=12.759 K2 dwarf star GSC 2594-00646, with a period P=5.508023+-0.000006 d, transit epoch Tc…
HAT-P-15b: A 10.9-day Extrasolar Planet Transiting a Solar-type Star
G. Kovács, G. Á. Bakos, J. D. Hartman +16
We report the discovery of HAT-P-15b, a transiting extrasolar planet in the `period valley', a relatively sparsely-populated period regime of the known extrasolar planets. The host…
HAT-P-16b: A 4 Mj Planet Transiting A Bright Star On An Eccentric Orbit
L. A. Buchhave, G. A. Bakos, J. D. Hartman +19
We report the discovery of HAT-P-16b, a transiting extrasolar planet orbiting the V = 10.8 mag F8 dwarf GSC 2792-01700, with a period P = 2.775960 +- 0.000003 d, transit epoch Tc =…
Gas Absorption in the KH 15D System: Further Evidence for Dust Settling in the Circumbinary Disk
S. M. Lawler, W. Herbst, S. Redfield +5
Na I D lines in the spectrum of the young binary KH 15D have been analyzed in detail. We find an excess absorption component that may be attributed to foreground interstellar absor…
HAT-P-13b,c: a transiting hot Jupiter with a massive outer companion on an eccentric orbit
G. A. Bakos, A. W. Howard, R. W. Noyes +15
We report on the discovery of a planetary system with a close-in transiting hot Jupiter on a near circular orbit and a massive outer planet on a highly eccentric orbit. The inner p…
A holistic approach to carbon-enhanced metal-poor stars
T. Masseron, J. A. Johnson, B. Plez +4
By considering the various CEMP subclasses separately, we try to derive, from the specific signatures imprinted on the abundances, parameters (such as metallicity, mass, temperatur…
HAT-P-11b: A Super-Neptune Planet Transiting a Bright K Star in the Kepler Field
G. Á. Bakos, G. Torres, A. Pál +21
We report on the discovery of HAT-P-11b, the smallest radius transiting extrasolar planet (TEP) discovered from the ground, and the first hot Neptune discovered to date by transit…