output
19912026
Showing 2016 · astro-ph.EPShow all

105 papers · 2 filters

astro-ph.EP2016★ 46 cited

First scattered-light images of the gas-rich debris disk around 49 Ceti

É. Choquet, J. Milli, Z. Wahhaj +31

We present the first scattered-light images of the debris disk around 49 ceti, a ~40 Myr A1 main sequence star at 59 pc, famous for hosting two massive dust belts as well as large…

astro-ph.EP2016★ 35 cited

Planck intermediate results. LII. Planet flux densities

Planck Collaboration, Y. Akrami, M. Ashdown +147

Measurements of flux density are described for five planets, Mars, Jupiter, Saturn, Uranus, and Neptune, across the six Planck High Frequency Instrument frequency bands (100-857 GH…

astro-ph.EP2016★ 6 cited

Faint source star planetary microlensing: the discovery of the cold gas giant planet OGLE-2014-BLG-0676Lb

N. J. Rattenbury, D. P. Bennett, T. Sumi +85

We report the discovery of a planet --- OGLE-2014-BLG-0676Lb --- via gravitational microlensing. Observations for the lensing event were made by the MOA, OGLE, Wise, RoboNET/LCOGT,…

astro-ph.EP2016★ 111 cited

3D Radiation Non-ideal Magnetohydrodynamical Simulations Of The Inner Rim In Protoplanetary Disks

M. Flock, S. Fromang, N. J. Turner +1

Many planets orbit within an AU of their stars, raising questions about their origins. Particularly puzzling are the planets found near the silicate sublimation front. We investiga…

astro-ph.EP2016★ 2 cited

Seasonal variation of radial brightness contrast of Saturn's rings viewed in mid-infrared by Subaru/COMICS

Hideaki Fujiwara, Ryuji Morishima, Takuya Fujiyoshi +1

Aims. To investigate the mid-infrared (MIR) characteristics of Saturn's rings. Methods. We collected and analyzed MIR high spatial resolution images of Saturn's rings obtained in J…

astro-ph.EP2016★ 5 cited

Observed asteroid surface area in the thermal infrared

C. R. Nugent, A. Mainzer, J. Masiero +5

The rapid accumulation of thermal infrared observations and shape models of asteroids has led to increased interest in thermophysical modeling. Most of these infrared observations…

astro-ph.EP2016★ 99 cited

Discovery of a low-mass companion inside the debris ring surrounding the F5V star HD206893

Julien Milli, Pascale Hibon, Valentin Christiaens +30

Uncovering the ingredients and the architecture of planetary systems is a very active field of research that has fuelled many new theories on giant planet formation, migration, com…

astro-ph.EP2016★ 69 cited

Evidence for Atmospheric Cold-trap Processes in the Noninverted Emission Spectrum of Kepler-13Ab Using HST/WFC3

Thomas G. Beatty, Nikku Madhusudhan, Angelos Tsiaras +5

We observed two eclipses of the Kepler-13A planetary system, on UT 2014 April 28 and UT 2014 October 13, in the near-infrared using Wide Field Camera 3 on the Hubble Space Telescop…

astro-ph.EP2016★ 24 cited

Spitzer Secondary Eclipse Depths with Multiple Intrapixel Sensitivity Correction Methods: Observations of WASP-13b, WASP-15b, WASP-16b, WASP-62b, and HAT-P-22b

Brian M. Kilpatrick, Nikole K. Lewis, Tiffany Kataria +4

We measure the 4.5 m thermal emission of five transiting hot Jupiters, WASP-13b, WASP-15b, WASP-16b, WASP-62b and HAT-P-22b using channel 2 of the Infrared Array Camera (IRAC) o…

astro-ph.EP2016★ 49 cited

The SHARDDS survey: first resolved image of the HD114082 debris disk in Lower Centaurus Crux with SPHERE

Zahed Wahhaj, Julien Milli, Grant Kennedy +17

We present the first resolved image of the debris disk around the 16+/-8 Myr old star, HD 114082. The observation was made in the H-band using the SPHERE instrument. The star is at…

astro-ph.EP2016★ 28 cited

Planetesimal collisions as a chondrule forming event

Shigeru Wakita, Yuji Matsumoto, Shoichi Oshino +1

Chondritic meteorites contain unique spherical materials named chondrules: sub-mm sized silicate grains once melted in a high temperature condition in the solar nebula. We numerica…

astro-ph.EP2016★ 28 cited

The size-frequency distribution of H>13 NEOs and ARM targets detected by Pan-STARRS1

Eva Schunová Lilly, Robert Jedicke, Peter Vereš +2

We determine the absolute magnitude (H) distribution (or size-frequency distribution, SFD; where is the slope of the distribution) for near-Earth objects…

astro-ph.EP2016★ 21 cited

Cloud clearing in the wake of Saturn's Great Storm of 2010 - 2011 and suggested new constraints on Saturn's He/H2 ratio

L. A. Sromovsky, K. H. Baines, P. M. Fry +1

Saturn's Great Storm of 2010 - 2011 produced a planet-encircling wake that slowly transitioned from a region that was mainly dark at 5 microns in February 2011 to a region that was…

astro-ph.EP2016★ 28 cited

HST/WFC3 Observations of Uranus' 2014 storm clouds and comparison with VLT/SINFONI and IRTF/SpeX observations

Patrick G. J. Irwin, Michael H. Wong, Amy A. Simon +2

Observations of Uranus were made on the 8/9th November with HST/WFC3 at a time when a huge cloud complex was present at 30 - 40N. We imaged Uranus in seven filters spanning 467 - 9…

astro-ph.EP2016★ 15 cited

OGLE-2015-BLG-0196: Ground-based Gravitational Microlens Parallax Confirmed By Space-Based Observation

C. Han, A. Udalski, A. Gould +20

In this paper, we present the analysis of the binary gravitational microlensing event OGLE-2015-BLG-0196. The event lasted for almost a year and the light curve exhibited significa…

astro-ph.EP2016★ 22 cited

Near-Infrared Imaging Polarimetry of Inner Region of GG Tau A Disk

Yi Yang, Jun Hashimoto, Saeko S. Hayashi +51

By performing non-masked polarization imaging with Subaru/HiCIAO, polarized scattered light from the inner region of the disk around the GG Tau A system was successfully detected i…

astro-ph.EP2016★ 46 cited

Near-Infrared Emission Spectrum of WASP-103b using Hubble Space Telescope/Wide Field Camera 3

Kimberly M. S. Cartier, Thomas G. Beatty, Ming Zhao +8

We present here our observations and analysis of the dayside emission spectrum of the hot Jupiter WASP-103b. We observed WASP-103b during secondary eclipse using two visits of the…

astro-ph.EP2016★ 64 cited

Methane bursts as a trigger for intermittent lake-forming climates on post-Noachian Mars

Edwin S. Kite, Peter Gao, Colin Goldblatt +3

Lakes existed on Mars later than 3.6 billion years ago, according to sedimentary evidence for deltaic deposition. The observed fluvio-lacustrine deposits suggest that individual la…

astro-ph.EP2016★ 34 cited

Decimetre-scaled spectrophotometric properties of the nucleus of comet 67P/Churyumov-Gerasimenko from OSIRIS observations

C. Feller, S. Fornasier, P. H. Hasselmann +43

We present the results of the photometric and spectrophotometric properties of the 67P/Churyumov-Gerasimenko nucleus derived with the OSIRIS instrument during the closest fly-by ov…

astro-ph.EP2016★ 26 cited

The Puzzling Detection of X-rays From Pluto by Chandra

C. M. Lisse, R. L. McNutt, S. J. Wolk +17

Using Chandra ACIS-S, we have obtained imaging Xray spectrophotometry of the Pluto system in support of the New Horizons flyby on 14 July 2015. 174 ksec of observations were obtain…

astro-ph.EP2016★ 50 cited

Jupiter's Phase Variations from Cassini: a testbed for future direct-imaging missions

L. C. Mayorga, J. Jackiewicz, K. Rages +4

We present phase curves of Jupiter from 0-140 degrees as measured in multiple optical bandpasses by Cassini/ISS during the Millennium flyby of Jupiter in late 2000 to early 2001. P…

astro-ph.EP2016★ 119 cited

Spitzer Observations Confirm and Rescue the Habitable-Zone Super-Earth K2-18b for Future Characterization

Björn Benneke, Michael Werner, Erik Petigura +13

The recent detections of two transit events attributed to the super-Earth candidate K2-18b have provided the unprecedented prospect of spectroscopically studying a habitable-zone p…

astro-ph.EP2016★ 134 cited

Can dead zones create structures like a transition disk?

Paola Pinilla, Mario Flock, Maria de Juan Ovelar +1

[Abridged] Regions of low ionisation where the activity of the magneto-rotational instability is suppressed, the so-called dead zones, have been suggested to explain gaps and asymm…

astro-ph.EP2016★ 80 cited

VLT/SPHERE robust astrometry of the HR8799 planets at milliarcsecond-level accuracy Orbital architecture analysis with PyAstrOFit

Olivier Wertz, Olivier Absil, Carlos. A. Gómez González +4

HR8799 is orbited by at least four giant planets, making it a prime target for the recently commissioned Spectro-Polarimetric High-contrast Exoplanet REsearch (VLT/SPHERE). As such…