Debiased orbit and absolute-magnitude distributions for near-Earth objects
@article{Granvik2018DebiasedOA, title={Debiased orbit and absolute-magnitude distributions for near-Earth objects}, author={Mikael Granvik and Alessandro Morbidelli and Robert Jedicke and Bryce T. Bolin and William F. Bottke and Edward C. Beshore and David Vokrouhlick{\'y} and David Nesvorn{\'y} and Patrick Michel}, journal={Icarus}, year={2018} }
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References
SHOWING 1-10 OF 87 REFERENCES
Debiased Orbital and Absolute Magnitude Distribution of the Near-Earth Objects
- Physics, Geology
- 2002
The orbital and absolute magnitude distribution of the near-Earth objects (NEOs) is difficult to compute, partly because only a modest fraction of the entire NEO population has been discovered so…
A Near-Earth Asteroid Population Estimate from the LINEAR Survey
- Geology, PhysicsScience
- 2001
The NEA population is more highly inclined than previously estimated, and the total number of kilometer-sized NEAs is 1227−90 +170 (1σ).
Understanding the distribution of near-earth asteroids
- Physics, GeologyScience
- 2000
We have deduced the orbital and size distributions of the near-Earth asteroids (NEAs) by (i) numerically integrating NEAs from their source regions to their observed orbits, (ii) estimating the…
From Magnitudes to Diameters: The Albedo Distribution of Near Earth Objects and the Earth Collision Hazard
- Physics, Geology
- 2002
Abstract A recently published model of the Near Earth Object (NEO) orbital–magnitude distribution (Bottke et al. , 2002, Icarus 156 , 399–433.) relies on five intermediate sources for the NEO…
The size distribution of the earth-approaching asteroids
- Physics, Geology
- 1993
The discovery circumstances of the first asteroids ever observed outside the earth's atmosphere but within the neighborhood of the earth-moon system are described. Four natural objects with diameters…
The Orbital and Absolute Magnitude Distributions of Main Belt Asteroids
- Physics, Geology
- 1998
We have developed a model-independent analytical method for debiasing the four-dimensional (a,e,i,H) distribution obtained in any asteroid observation program and have applied the technique to…
The near-Earth asteroid population from two decades of observations
- Physics, Environmental Science
- 2017
PRODUCTION OF NEAR-EARTH ASTEROIDS ON RETROGRADE ORBITS
- Physics, Geology
- 2012
While computing an improved near-Earth object (NEO) steady-state orbital distribution model, we discovered in the numerical integrations the unexpected production of retrograde orbits for asteroids…