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To extend LSST's coverage of the transient and variable sky down to minute timescales, we propose that observations of the Deep Drilling Fields are acquired in sequences of continuous exposures each lasting 2--4 hours. This will allow LSST…

Instrumentation and Methods for Astrophysics · Physics 2018-12-10 Keaton J. Bell , J. J. Hermes

We present a new space mission concept that is capable of finding, detecting, and tracking 90% of near-Earth objects (NEO) with H magnitude of $\rm H\leq22$ (i.e., $\sim$140 m in size) that are potentially hazardous to the Earth. The new…

Instrumentation and Methods for Astrophysics · Physics 2017-07-24 Michael Shao , Slava G. Turyshev , Sara Spangelo , Thomas Werne , Chengxing Zhai

Imminent impactors are natural bodies discovered in space before impacting the Earth. They provide a rare opportunity to characterize individual near-Earth objects (NEOs) in great detail as asteroids in space, meteors in Earth's atmosphere…

Earth and Planetary Astrophysics · Physics 2026-04-09 Ian Chow , Mario Jurić , R. Lynne Jones , Kathleen Kiker , Joachim Moeyens , Peter G. Brown , Aren N. Heinze , Jacob A. Kurlander

We present a detailed observational strategy for finding Near Earth Objects (NEOs) with the Sloan Digital Sky Survey (SDSS) telescope. We investigate strategies in normal, unbinned mode as well as binning the CCDs 2x2 or 3x3, which affects…

Increasing our knowledge of the orbits and compositions of Near-Earth Objects (NEOs) is important for a better understanding of the evolution of the Solar System and of life. The detection of serendipitous NEO appearances among the millions…

Large or even medium sized asteroids impacting the Earth can cause damage on a global scale. Existing and planned concepts for finding near-Earth objects (NEOs) with diameter of 140 m or larger would take ~15-20 years of observation to find…

Earth and Planetary Astrophysics · Physics 2018-11-14 Michael Shao , Hanying Zhou , Slava G. Turyshev , Chengxing Zhai , Navtej Saini , Russell Trahan

In the last decades Near-Earth Objects (NEOs) have become very important targets to study, since they can give us clues to the formation, evolution and composition of the Solar System. In addition, they may represent either a threat to…

Earth and Planetary Astrophysics · Physics 2014-09-24 S. Ieva , E. Dotto , D. Perna , M. A. Barucci , F. Bernardi , S. Fornasier , F. De Luise , E. Perozzi , A. Rossi , J. R. Brucato

This article describes a citizen-science project conducted by the Spanish Virtual Observatory (SVO) to improve the orbits of near-Earth asteroids (NEAs) using data from astronomical archives. The list of NEAs maintained at the Minor Planet…

Instrumentation and Methods for Astrophysics · Physics 2015-06-15 E. Solano , C. Rodrigo , R. Pulido , B. Carry

We estimate the total population of near-Earth objects (NEOs) in the Solar System, using an extensive, `Solar System to pixels' fake-asteroid simulation to debias detections of real NEOs by the ATLAS survey. Down to absolute magnitudes…

The Near-Earth Object (NEO) Surveyor mission is a NASA observatory designed to discover and characterize near-Earth asteroids and comets. The mission's primary objective is to find the majority of objects large enough to cause severe…

Near Earth Asteroids (NEAs) and dead comets comprise the vast majority of the population of Near Earth Objects (NEOs) detected to date. Less is known of their physical properties than of the much larger population of main-belt asteroids.…

Instrumentation and Methods for Astrophysics · Physics 2010-12-14 Mark Trueblood , Larry Lebofsky , Robert Crawford

The Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST) will image billions of astronomical objects in the wide-fast-deep primary survey and in a set of minisurveys including intensive observations of a group of deep drilling…

Cosmology and Nongalactic Astrophysics · Physics 2024-11-13 Philippe Gris , Humna Awan , Matthew R. Becker , Huan Lin , Eric Gawiser , Saurabh W. Jha , the LSST Dark Energy Science Collaboration

The rotational properties of small near-Earth asteroids (NEAs) provide crucial insights into their internal structure and collisional history. However, systematic surveys targeting metre- to decametre-sized bodies are rare, thus leaving…

Earth and Planetary Astrophysics · Physics 2026-02-24 Miguel R. Alarcon , Javier Licandro , Miquel Serra-Ricart

We investigate the ability of the Large Synoptic Survey Telescope (LSST) to discover kilonovae (kNe) from binary neutron star (BNS) and neutron star-black hole (NSBH) mergers, focusing on serendipitous detections in the Wide-Fast-Deep (WFD)…

Instrumentation and Methods for Astrophysics · Physics 2019-02-19 Christian N. Setzer , Rahul Biswas , Hiranya V. Peiris , Stephan Rosswog , Oleg Korobkin , Ryan T. Wollaeger

We perform a search for dormant comets, asteroidal objects of cometary origin, in the near-Earth asteroid (NEA) population based on dynamical and physical considerations. Our study is based on albedos derived within the ExploreNEOs program…

Earth and Planetary Astrophysics · Physics 2015-09-23 M. Mommert , A. W. Harris , M. Mueller , J. L. Hora , D. E. Trilling , W. F. Bottke , C. A. Thomas , M. Delbo , J. P. Emery , G. Fazio , H. A. Smith

Asteroid impactors larger than ~10 m, from Chelyabinsk-scale airburst and Tunguska-scale events to >300 m continental threats, remain the dominant planetary-defense risk. While the Vera C. Rubin Observatory Legacy Survey of Space and Time…

Earth and Planetary Astrophysics · Physics 2026-01-26 Qifeng Cheng , Daniel Scolnic , Jacob A. Kurlander , Ian Chow , Maryann Benny Fernandes

Automated asteroid detection routines set requirements on the number of detections, signal-to-noise ratio, and the linearity of the expected motion in order to balance completeness, reliability, and time delay after data acquisition when…

Earth and Planetary Astrophysics · Physics 2018-08-08 Joseph R. Masiero , E. Redwing , A. K. Mainzer , J. M. Bauer , R. M. Cutri , T. Grav , E. Kramer , C. R. Nugent , S. Sonnett , E. L. Wright

We simulate and analyse the contribution of the Rubin Observatory Legacy Survey of Space and Time (LSST) to the rate of discovery of Near Earth Object (NEO) candidates, their submission rates to the NEO Confirmation page (NEOCP), and the…

Earth and Planetary Astrophysics · Physics 2024-08-23 Tom Wagg , Mario Juric , Peter Yoachim , Jake Kurlander , Sam Cornwall , Joachim Moeyens , Siegfried Eggl , R. Lynne Jones , Peter Birtwhistle

Wide-field surveys have markedly enhanced the discovery and study of solar system objects (SSOs). The 2.5-meter Wide Field Survey Telescope (WFST) represents the foremost facility dedicated to optical time-domain surveys in the northern…

We report a detection of a faint near-Earth asteroid (NEA), which was done using our synthetic tracking technique and the CHIMERA instrument on the Palomar 200-inch telescope. This asteroid, with apparent magnitude of 23, was moving at 5.97…

Instrumentation and Methods for Astrophysics · Physics 2014-08-20 Chengxing Zhai , Michael Shao , Bijan Nemati , Thomas A. Werne , Hanying Zhou , Slava G. Turyshev , Jagmit Sandhu , Gregg W. Hallinan , Leon K. Harding