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astro-ph.GA2019★ 5 cited

Gaia-assisted discovery of a detached low-ionisation BAL quasar with very large ejection velocities

J. P. U. Fynbo, P. Møller, K. E. Heintz +10

We report on the discovery of a peculiar Broad Absorption Line (BAL) quasar identified in our Gaia-assisted survey of red quasars. The systemic redshift of this quasar was difficul…

astro-ph.GA2019★ 28 cited

SDSS-IV MaNGA: Internal mass distributions and orbital structures of early-type galaxies and their dependence on environment

Yunpeng Jin, Ling Zhu, R. J. Long +3

In our earlier 2019 paper, we evaluated the reliability of Schwarzschild's orbit-superposition dynamical modelling method in estimating the internal mass distribution, intrinsic st…

astro-ph.EP2019★ 52 cited

Mass constraints for 15 protoplanetary disks from HD 1-0

M. Kama, L. Trapman, D. Fedele +6

Hydrogen deuteride (HD) rotational line emission can provide reliable protoplanetary disk gas mass measurements, but it is difficult to observe and detections have been limited to…

astro-ph.GA2019★ 49 cited

NOEMA redshift measurements of bright Herschel galaxies

R. Neri, P. Cox, A. Omont +31

Using the IRAM NOrthern Extended Millimeter Array (NOEMA), we conducted a program to measure redshifts for 13 bright galaxies detected in the Herschel Astrophysical Large Area Surv…

astro-ph.EP2019★ 18 cited

TOI 564 b and TOI 905 b: Grazing and Fully Transiting Hot Jupiters Discovered by TESS

Allen B. Davis, Songhu Wang, Matias Jones +46

We report the discovery and confirmation of two new hot Jupiters discovered by the Transiting Exoplanet Survey Satellite (TESS): TOI 564 b and TOI 905 b. The transits of these two…

astro-ph.EP2019★ 11 cited

OGLE-2013-BLG-0911Lb: A Secondary on the Brown-Dwarf Planet Boundary around an M-dwarf

Shota Miyazaki, Takahiro Sumi, David P. Bennett +92

We present the analysis of the binary-lens microlensing event OGLE-2013-BLG-0911. The best-fit solutions indicate the binary mass ratio of q~0.03 which differs from that reported i…

astro-ph.GA2019★ 32 cited

Formation of S0s in extreme environments I: clues from kinematics and stellar populations

Lodovico Coccato, Yara L. Jaffé, Arianna Cortesi +8

Despite numerous efforts, it is still unclear whether lenticular galaxies (S0s) evolve from spirals whose star formation was suppressed, or formed trough mergers or disk instabilit…

astro-ph.GA2019★ 50 cited

MUSE-ALMA Halos V: Physical properties and environment of z < 1.4 HI quasar absorbers

A. Hamanowicz, C. Peroux, M. A. Zwaan +11

We present results of the MUSE-ALMA Halos, an ongoing study of the Circum-Galactic Medium (CGM) of low redshift galaxies (z < 1.4), currently comprising 14 strong HI absorbers in f…

astro-ph.IM2019★ 24 cited

Tips and Tricks in linear imaging polarimetry of extended sources with FORS2 at the VLT

S. González-Gaitán, A. M. Mourão, F. Patat +5

Context: Polarimetry is a very powerful tool to uncover various properties of astronomical objects that remain otherwise hidden in standard imaging or spectroscopic observations. H…

astro-ph.EP2019★ 18 cited

(704) Interamnia: A transitional object between a dwarf planet and a typical irregular-shaped minor body

J. Hanuš, P. Vernazza, M. Viikinkoski +56

With an estimated diameter in the 320 to 350 km range, (704) Interamnia is the fifth largest main belt asteroid and one of the few bodies that fills the gap in size between the fou…

astro-ph.GA2019★ 2 cited

Elliptical galaxies/stellar halos connection

Magda Arnaboldi, Claudia Pulsoni, Ortwin Gerhard +1

Cosmological simulations predict that early-type galaxies (ETGs) are the results of extended mass accretion histories. The latter are characterized by different numbers of mergers,…

astro-ph.GA2019★ 35 cited

VEGAS: VST Early-type GAlaxy Survey. V. IC 1459 group: Mass assembly history in low density environments

E. Iodice, M. Spavone, A. Cattapan +9

This paper is based on the multi-band VST Early-type GAlaxy Survey (VEGAS) with the VLT Survey Telescope (VST). We present new deep photometry of the IC1459 group in g and r band.…

astro-ph.SR2019★ 27 cited

The vertical Na-O relation in the bulge globular cluster NGC 6553

C. Muñoz, S. Villanova, D. Geisler +7

In this article, we present a detailed chemical analysis of seven red giant members of NGC 6553 using high-resolution spectroscopy from VLT FLAMES. We obtained the stellar paramete…

astro-ph.SR2019★ 24 cited

The peculiar kinematics of the multiple populations in the globular cluster Messier 80 (NGC 6093)

Sebastian Kamann, Emanuele Dalessandro, Nate Bastian +10

We combine MUSE spectroscopy and Hubble Space Telescope ultraviolet (UV) photometry to perform a study of the chemistry and dynamics of the Galactic globular cluster Messier 80 (M8…

astro-ph.EP2019★ 29 cited

Effects of photoevaporation on protoplanetary disc `isochrones'

Alice Somigliana, Claudia Toci, Giuseppe Lodato +2

Protoplanetary discs are the site of star and planet formation, and their evolution and consequent dispersal deeply affect the formation of planetary systems. In the standard scena…

astro-ph.EP2019★ 17 cited

Searching for water ice in the coma of interstellar object 2I/Borisov

Bin Yang, Michael S. P. Kelley, Karen J. Meech +3

Interstellar Objects (ISO) passing through our Solar System offer a rare opportunity to probe the physical and chemical processes involved in solid body and planet formation in ext…

astro-ph.GA2019★ 55 cited

Slicing the cool circumgalactic medium along the major-axis of a star-forming galaxy at

S. Lopez, N. Tejos, L. F. Barrientos +13

We present spatially-resolved echelle spectroscopy of an intervening MgII-FeII-MgI absorption-line system detected at toward the giant gravitational arc PSZ1…

astro-ph.IM2019★ 15 cited

Characterisation of the ground layer of turbulence at Paranal using a robotic SLODAR system

T. Butterley, R. W. Wilson, M. Sarazin +3

We describe the implementation of a robotic SLODAR instrument at the Cerro Paranal observatory. The instrument measures the vertical profile of the optical atmospheric turbulence s…

astro-ph.EP2019★ 141 cited

Peering into the formation history of beta Pictoris b with VLTI/GRAVITY long baseline interferometry

GRAVITY Collaboration, M. Nowak, S. Lacour +65

Our objective is to estimate the C/O ratio in the atmosphere of beta Pictoris b and obtain an estimate of the dynamical mass of the planet, as well as to refine its orbital paramet…

astro-ph.HE2019★ 37 cited

Swift monitoring of M51: A 38-day super-orbital period for the pulsar ULX7 and a new transient ULX

Murray Brightman, Hannah Earnshaw, Felix Fürst +6

We present the results from a monitoring campaign made with the Neil Gehrels Swift Observatory of the M51 galaxies, which contain several variable ultraluminous X-ray sources (ULXs…

astro-ph.CO2019★ 66 cited

CCCP and MENeaCS: (updated) weak-lensing masses for 100 galaxy clusters

Ricardo Herbonnet, Cristóbal Sifón, Henk Hoekstra +7

Large area surveys have detected significant samples of galaxy clusters that can be used to constrain cosmological parameters, provided that the masses of the clusters are measured…

astro-ph.EP2019★ 60 cited

The Young Suns Exoplanet Survey: Detection of a wide orbit planetary mass companion to a solar-type Sco-Cen member

A. J. Bohn, M. A. Kenworthy, C. Ginski +9

The Young Suns Exoplanet Survey (YSES) consists of a homogeneous sample of 70 young, solar-mass stars located in the Lower Centaurus-Crux subgroup of the Scorpius-Centaurus associa…

astro-ph.GA2019★ 83 cited

The Hi-GAL catalogue of dusty filamentary structures in the Galactic Plane

E. Schisano, S. Molinari, D. Elia +27

The recent data collected by {\it Herschel} have confirmed that interstellar structures with filamentary shape are ubiquitously present in the Milky Way. Filaments are thought to b…

astro-ph.GA2019★ 39 cited

SDSS-IV MaNGA: Variations in the N/O -- O/H relation bias metallicity gradient measurements

Adam L. Schaefer, Christy Tremonti, Francesco Belfiore +4

In this paper we use strong line calibrations of N/O and O/H in MaNGA spaxel data to explore the systematics introduced by variations in N/O on various strong-line metallicity diag…