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Large and publicly available astronomical archives open up new possibilities to search and study Solar System objects. However, advanced techniques are required to deal with the large amounts of data. These unbiased surveys can be used to…

We present a very large high-resolution cosmological N-body simulation, the Millennium-XXL or MXXL, which uses 303 billion particles to represent the formation of dark matter structures throughout a 4.1Gpc box in a LambdaCDM cosmology. We…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 R. E. Angulo , V. Springel , S. D. M. White , A. Jenkins , C. M. Baugh , C. S. Frenk

We analyze stellar proper motions in the COSMOS field to assess the presence of bulk motions. At bright magnitudes (G-band 18.5--20.76 AB), we use the proper motions of 1,010 stars in the Gaia DR2 catalog. At the faint end, we computed…

Small Solar system bodies serve as pristine records that have been minimally altered since their formation. Their observations provide valuable information regarding the formation and evolution of our Solar system. Interstellar objects…

The Orion Nebula Cluster (ONC) is the nearest site of ongoing massive star formation, which allows us to study the kinematics and dynamics of the region in detail and constrain star formation theories. Using HST ACS/WFPC2/WFC3IR and Keck II…

Solar and Stellar Astrophysics · Physics 2019-02-20 Dongwon Kim , Jessica R. Lu , Quinn Konopacky , Laurie Chu , Elizabeth Toller , Jay Anderson , Christopher A. Theissen , Mark R. Morris

A homogeneous set of new measurements of nearly all (995 out of 1007) objects from the Strasbourg-ESO Catalogue of Galactic Planetary Nebulae or in the first supplement of this catalogue in the area covered by the DENIS survey (delta < +2)…

Astrophysics · Physics 2007-05-23 S. Kimeswenger

We present a uniform mid-infrared imaging and photometric survey of 36 young, nearby, star-forming clusters and groups using {\it Spitzer} IRAC and MIPS. We have confidently identified and classified 2548 young stellar objects using…

Solar and Stellar Astrophysics · Physics 2009-08-25 R. A. Gutermuth , S. T. Megeath , P. C. Myers , L. E. Allen , J. L. Pipher , G. G. Fazio

The Planck mission, originally devised for cosmological studies, offers the opportunity to observe Solar System objects at millimetric and submillimetric wavelengths. We concentrate in this paper on the asteroids of the Main Belt. We intend…

Astrophysics · Physics 2009-11-07 G. Cremonese , F. Marzari , C. Burigana , M. Maris

We report the results of optical identification of a sample of RC catalog radio sources with the FIRST and SDSS surveys. For 320 sources identified with NVSS and FIRST objects we perform optical identification with the SDSS survey. When…

Cosmology and Nongalactic Astrophysics · Physics 2010-11-11 O. P. Zhelenkova , A. I. Kopylov

The XMM Cluster Survey (XCS) is a serendipitous search for galaxy clusters using all publicly available data in the XMM-Newton Science Archive. Its main aims are to measure cosmological parameters and trace the evolution of X-ray scaling…

The results of the searching on the bases of GPS UKIDSS survey's data of dense compact stellar clusters in the vicinity of 20 YSOs with high and middle masses are presented. Totally we have revealed clusters in 13 areas. Around 5 objects…

Solar and Stellar Astrophysics · Physics 2015-12-29 N. M. Azatyan , E. H. Nikoghosyan

We present a new cluster-finding algorithm based on a combination of the Voronoi Tessellation and Friends-Of-Friends methods. The algorithm utilises probability distribution functions derived from a photometric redshift analysis and is…

Astrophysics · Physics 2007-05-23 Lee Clewley , Caroline van Breukelen , David Bonfield

We cross-identified the ROSAT Bright Source Catalog (RBSC) and the NRAO VLA Sky Survey (NVSS) to construct the RBSC-NVSS sample of the brightest X-ray sources (>= 0.1 counts/s or ~1E-12 ergs/cm/cm/s in the 0.1-2.4 keV band) that are also…

Astrophysics · Physics 2009-10-31 F. E. Bauer , J. J. Condon , T. X. Thuan , J. J. Broderick

We present 2817 new southern proper motion systems with 0.40 "/yr > mu > 0.18 "/yr and declination between -47 degrees and 00 degrees. This is a continuation of the SuperCOSMOS-RECONS (SCR) proper motion searches of the southern sky. We use…

Solar and Stellar Astrophysics · Physics 2015-05-27 Mark R. Boyd , Jennifer G. Winters , Todd J. Henry , Wei-Chun Jao , Charlie T. Finch , John P. Subasavage , Nigel C. Hambly

The upcoming Square Kilometer Array (SKA) will set a new standard regarding data volume generated by an astronomical instrument, which is likely to challenge widely adopted data-analysis tools that scale inadequately with the data size. The…

Instrumentation and Methods for Astrophysics · Physics 2024-10-09 D. Cornu , P. Salomé , B. Semelin , A. Marchal , J. Freundlich , S. Aicardi , X. Lu , G. Sainton , F. Mertens , F. Combes , C. Tasse

We propose an ecliptic Deep Drilling Field that will discover some 10,000~small and faint Kuiper Belt Objects (KBOs) --- primitive rocky/icy bodies that orbit at the outside of our Solar System and uniquely record the processes of planetary…

Instrumentation and Methods for Astrophysics · Physics 2018-12-27 David E. Trilling , Michele Bannister , Cesar Fuentes , David Gerdes , Michael Mommert , Megan E. Schwamb , Chad Trujillo

Most known trans-Neptunian objects (TNOs) gravitationally scattering off the giant planets have orbital inclinations consistent with an origin from the classical Kuiper belt, but a small fraction of these "scattering TNOs" have inclinations…

We report the discovery and orbit determination of 14 trans-Neptunian objects (TNOs) from the ESSENCE Supernova Survey difference imaging dataset. Two additional objects discovered in a similar search of the SDSS-II Supernova Survey…

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