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Related papers: Keck Pencil-Beam Survey for Faint Kuiper Belt Obje…

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We have performed a survey of the Kuiper belt covering ~ 1/3 a square degree of the sky using Suprime-cam on the Subaru telescope, to a limiting magnitude of m(R)~ 26.8 (50% threshold) and have found 36 new KBOs. We have confirmed that the…

Astrophysics · Physics 2009-11-13 W. C. Fraser , J. J. Kavelaars

We present the results of a wide-field survey designed to measure the size, inclination, and radial distributions of Kuiper Belt Objects (KBOs). The survey found 86 KBOs in 73 square degrees observed to limiting red magnitude 23.7 using the…

Astrophysics · Physics 2009-11-06 Chadwick A. Trujillo , David C. Jewitt , Jane X. Luu

We present a survey for bright Kuiper Belt Objects (KBOs) and Centaurs, conducted at the Kitt Peak National Observatory (KPNO) 0.9 m telescope with the KPNO 8k Mosaic CCD. The survey imaged 164 sq deg near opposition to a limiting red…

Astrophysics · Physics 2009-11-07 Chadwick A. Trujillo , Jane X. Luu , Amanda S. Bosh , James L. Elliot

We have performed an ecliptic imaging survey of the Kuiper belt with our deepest and widest field achieving a limiting flux of m(g') = 26.4, with a sky coverage of 3.0 square-degrees. This is the largest coverage of any other Kuiper belt…

We present here the analysis of about 19,500 new star hours of low ecliptic latitude observations (|b| < 20 deg) obtained by the Hubble Space Telescope's FGS over a time span of more than nine years; which is an addition to the 12,000 star…

I show that the WFIRST microlensing survey will enable detection and precision orbit determination of Kuiper Belt Objects (KBOs) down to H_=28.2 over an effective area of about 17 sq.deg. Typical fractional period errors will be about 1.5%…

Earth and Planetary Astrophysics · Physics 2015-06-19 Andrew Gould

We present the discovery of three new Scattered Kuiper Belt Objects (SKBOs) from a wide-field survey of the ecliptic. This continuing survey has to date covered 20.2 square degrees to a limiting red magnitude of 23.6. We combine the data…

Astrophysics · Physics 2009-10-31 C. A. Trujillo , D. C. Jewitt , J. X. Luu

One of the most fundamental problems in the study of Kuiper belt objects (KBOs) is to know their true physical size. Without knowledge of their albedos we are not able to distinguish large and dark from small and bright KBOs. Spitzer…

Earth and Planetary Astrophysics · Physics 2015-05-14 Pedro Lacerda

The population of the Kuiper Belt within 50 AU of the Sun has likely been severely depleted by gravitational perturbations from the giant planets, particularly Neptune. The density of Kuiper Belt objects is expected to be two orders of…

Astrophysics · Physics 2009-10-31 R. Lynne Allen , Gary Bernstein , Renu Malhotra

We report high precision photometry of three small and one larger Kuiper Belt Objects (KBOs) obtained with the Advanced Camera for Surveys onboard the Hubble Space Telescope (ACS/HST). The three small bodies are the smallest KBOs for which…

Astrophysics · Physics 2008-11-26 David E. Trilling , Gary M. Bernstein

Motivated by a desire to understand the size distributon of the Kuiper Belt, an observing program was conducted at the Mount Palomar 5-m telescope from 1994-1996. The observations consisted of follow-up observations of known objects (in…

Astrophysics · Physics 2007-05-23 Brett Gladman , JJ Kavelaars

We present new measurements of the optical colors of Kuiper Belt Objects, principally from the Keck 10-m telescope. The measurements confirm the existence of a wide spread in the B-V, V-R and R-I color indices (Luu and Jewitt 1996).…

Astrophysics · Physics 2009-11-06 D. C. Jewitt , J. X. Luu

We use optical data on 10 Kuiper Belt objects (KBOs) to investigate their rotational properties. Of the 10, three (30%) exhibit light variations with amplitude delta_m >= 0.15 mag, and 1 out of 10 (10%) has delta_m >= 0.40 mag, which is in…

Astrophysics · Physics 2008-11-26 Pedro Lacerda , Jane Luu

Measuring the size distribution of small (km-scale) KBOs can help constrain models of Solar System formation and planetary migration. Such small, distant bodies are hard to detect with current or planned telescopes, but can be identified as…

Earth and Planetary Astrophysics · Physics 2023-10-06 Guy Nir , Eran O. Ofek , David Polishook , Barak Zackay , Sagi Ben-Ami

The results of a search for sub-km Kuiper Belt Objects (KBOs) with the method of serendipitous stellar occultations are reported. Photometric time series were obtained on the 1.8m telescope at the Dominion Astrophysical Observatory (DAO) in…

Astrophysics · Physics 2009-11-13 S. J. Bickerton , J. J. Kavelaars , D. L. Welch

The Kuiper belt is a remnant of the primordial Solar System. Measurements of its size distribution constrain its accretion and collisional history, and the importance of material strength of Kuiper belt objects (KBOs). Small, sub-km sized,…

Earth and Planetary Astrophysics · Physics 2015-05-14 H. E. Schlichting , E. O. Ofek , M. Wenz , R. Sari , A. Gal-Yam , M. Livio , E. Nelan , S. Zucker

Almost all of the $>600$ known Kuiper belt objects (KBOs) have been discovered within 50 AU of the Sun. One possible explanation for the observed lack of KBOs beyond 50 AU is that the distant Kuiper belt is dynamically very cold, and thus…

Astrophysics · Physics 2016-08-30 R. Lynne Allen , Gary Bernstein , Renu Malhotra

Kuiper belt objects (KBOs) are thought to be the remnant of the early solar system, and their size distribution provides an opportunity to explore the formation and evolution of the outer solar system. In particular, the size distribution…

Earth and Planetary Astrophysics · Physics 2019-10-23 K. Arimatsu , K. Tsumura , F. Usui , Y. Shinnaka , K. Ichikawa , T. Ootsubo , T. Kotani , T. Wada , K. Nagase , J. Watanabe

One of the most striking and curious features of the small Kuiper Belt Object (KB), Arrokoth, explored by New Horizons, is the bright, annular neck it exhibits at the junction between its two lobes. Here we summarize past reported findings…

Earth and Planetary Astrophysics · Physics 2021-03-22 S. Alan Stern , Brian Keeney , Kelsi Singer , Oliver White , Jason D. Hofgartner , Will Grundy , The New Horizons Team

Knowledge of the Kuiper Belt is currently limited to those objects that can be detected directly. Objects with diameters less than $\sim$10km reflect too little light to be detected. These smaller bodies could contain most of the mass in…

Astrophysics · Physics 2007-12-11 R. Stevenson
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