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PIO Brasil - 3rd Binaries

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Transcript of PIO Brasil - 3rd Binaries

A mechanism to produce
trans-neptunian
detached orbits
from a primordial
scattered population

Pedro Ivo de Oliveira Brasil ¹
Rodney da Silva Gomes ²
David Nesvorný ³
First theories:
planar & circular disk (Edgeworth, 1949; Kuiper 1951)
First acknowlegments
...Current picture of the TN region...
Brasil, PIO (2012)
"wikipedia"
Mean Motion Resonance
(example)

Kozai Resonance (mechanism)
sqrt(1-e²) cos(i) = cte
(Kinoshita & Nakai, 1991)
Modern
models
regarding the current
architecture
of the
Solar System
Malhotra (1993, 1995)
Hahn & Malhotra (1999)
Gomes (2003 a,b)
Tsiganis et al. (2005)
Levison et al. (2008)
Brasser al. (2009)
Morbidelli et al. (2009)
Walsh et al. (2011)
Nesvorný & Morbidelli (2012)
... RESULTS ...
Brasil, PIO (2013, submitted)
Brasil, PIO (2013, submitted)
Hibernating Mode
Kozai Mode
MMR 2:5 + Kozai
Accessing the
hibernating
mode
Level curves are function of (a, MMR angle & amplitude)
Brasil et al. (2013, submitted)
Fossilization
Mechanism
Brasil et al. (2013, submitted)
The Classical Kuiper Belt
Brasil et al. (2013, in preparation)
Brasil et al. (2013, in preparation)
Acknowlegments
Bill Merline
A. Bertachini
This work is supported by
grants: 2011/08540-9 & 2012/23719-8
PLUTO
is in
both
resonances
2:3 MMR with Neptune
&
Kozai Resonance
MMR 2:5, with high eccent.
Appendix
For a fancy presentation
(with political background)

please go to:

http://goo.gl/mNvvV
Libration of
w
(critical angle of Kozai resonance)
Full transcript