j-m petit, tno2006, catania. july 03-07, 2006 the cfht survey: first results jean-marc petit...
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J-M Petit, TNO2006, Catania. July 03-07, 2006
The CFHT Survey:First results
Jean-Marc Petit
CNRS/Observatoire de Besançon
(Please look at the notes. All informations are there)
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J-M Petit, TNO2006, Catania. July 03-07, 2006
CFEPS Team
Canada: Gladman, Kavelaars, Jones, van Laerovean, Trousil
France: Petit, Rousselot, Mousis, Doressoundiram, Veillet
Spain: Campo Bagatin, Benavidez
United States: Parker, Bieryla
+ others
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Quick Summary (1)
● ~400 sq.deg. of discoveries near the Ecliptic
● ~350 sq.deg. with the planned observing sequence
● 40 sq.deg. in the galactic plane
– not properly suited for TNO search
● ~310 sq.deg. of good, fully useable data
– currently 404 discovered objects (not all fields searched yet)
– 244 objects characterized (not all fields characterized yet)
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Quick Summary (2)
● Fully characterized and tracked sample from 2003
– 94 fields
– 79.14 sq.deg.
● MegaCAM coverage: 0.9 sq.deg. ● some overlap● chips failure on some blocks
– 74 discovered objects
– 55 objects with accurate orbit
● Full characterization of discovery efficiency with:
– magnitude
– rate of motion
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J-M Petit, TNO2006, Catania. July 03-07, 2006
The Idea
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Stellar Encounters
Planet Migration
Rogue planet Scattering
Measure surviving population
KBO orbits
constrain scatteringprocess(es)
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J-M Petit, TNO2006, Catania. July 03-07, 2006
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J-M Petit, TNO2006, Catania. July 03-07, 2006
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Because of this....
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Discovery, 2 blocks
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Before checkup
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J-M Petit, TNO2006, Catania. July 03-07, 2006
After checkup
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Before 1 year
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J-M Petit, TNO2006, Catania. July 03-07, 2006
After 1 year
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J-M Petit, TNO2006, Catania. July 03-07, 2006
At 2 years
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Keeping the « Tracked » objects
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Noticed, [as expected]
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J-M Petit, TNO2006, Catania. July 03-07, 2006
1 year orbits
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J-M Petit, TNO2006, Catania. July 03-07, 2006
3 year orbits
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Some Results
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Spatial distribution
gal galaxy axypla planene
Bad
Bad
Weat
Weat
herher
galagalaxyxy
planplanee
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J-M Petit, TNO2006, Catania. July 03-07, 2006
(H,I) distrib, good CFEPS objects
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Toy model of the Kuiper Belt
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J-M Petit, TNO2006, Catania. July 03-07, 2006
CFEPS 2003 objects and Model detections
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Another simulation
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J-M Petit, TNO2006, Catania. July 03-07, 2006
CFEPS 2003 objects versus Model
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Again, other simulation
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J-M Petit, TNO2006, Catania. July 03-07, 2006
MPC objects, 3 oppositions
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J-M Petit, TNO2006, Catania. July 03-07, 2006
MPC model versus CFEPS 2003
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J-M Petit, TNO2006, Catania. July 03-07, 2006
MPC model versus CFEPS 2003
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J-M Petit, TNO2006, Catania. July 03-07, 2006
MPC model versus CFEPS 2003
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J-M Petit, TNO2006, Catania. July 03-07, 2006
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J-M Petit, TNO2006, Catania. July 03-07, 2006
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Quick Summary (1)
● ~400 sq.deg. of discoveries near the Ecliptic
● ~350 sq.deg. with the planned observing sequence
● 40 sq.deg. in the galactic plane
– not properly suited for TNO search
● ~310 sq.deg. of good, fully useable data
– currently 404 discovered objects (not all fields searched yet)
– 244 objects characterized (not all fields done yet)
![Page 35: J-M Petit, TNO2006, Catania. July 03-07, 2006 The CFHT Survey: First results Jean-Marc Petit CNRS/Observatoire de Besançon (Please look at the notes. All](https://reader033.vdocuments.mx/reader033/viewer/2022051314/55148d4a550346d36e8b5012/html5/thumbnails/35.jpg)
J-M Petit, TNO2006, Catania. July 03-07, 2006
Quick Summary (2)
● Fully characterized and tracked sample from 2003
– 94 fields
– 79.14 sq.deg.
● MegaCAM coverage: 0.9 sq.deg. ● some overlap● chips failure on some blocks
– 74 discovered objects
– 55 objects with accurate orbit
● Full characterization of discovery efficiency with:
– magnitude
– rate of motion
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Thanks QSO Team
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J-M Petit, TNO2006, Catania. July 03-07, 2006
L4p07
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Clones
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J-M Petit, TNO2006, Catania. July 03-07, 2006
A new large separation binary
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J-M Petit, TNO2006, Catania. July 03-07, 2006
A new large separation binary
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J-M Petit, TNO2006, Catania. July 03-07, 2006
A new large separation binary
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J-M Petit, TNO2006, Catania. July 03-07, 2006
A new large separation binary
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J-M Petit, TNO2006, Catania. July 03-07, 2006
Luminosity Function of 2003 objects
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J-M Petit, TNO2006, Catania. July 03-07, 2006
● More quantitative results will appear in the coming paper presenting the 2003 data release of CFEPS
● Stay tuned !