planet radius (r martin.pdf · planet radius (rearth) 0.7 3.5 12 % 2 known circumbinary planets...
TRANSCRIPT
![Page 1: Planet radius (R Martin.pdf · Planet radius (REarth) 0.7 3.5 12 % 2 known circumbinary planets unexplored. 0 5 10 15 20 25-1.0-0.5 0.0 0.5 1.0-1.5 1.5 Transit number ariation (days)](https://reader036.vdocument.in/reader036/viewer/2022090606/605bd982bfacc67ac916723f/html5/thumbnails/1.jpg)
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Planet radius (REarth)
Sin
gle
star
pla
net %
12 3.5 0.7
2
Fulton+ (2017)
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IN -SITU VS MIGRATION
???
Hansen & Murray (2012) Cossou+ (2014)
Martin & Livio (2016) Lee & Chiang (2016)
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IN -SITU VS MIGRATION
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IN -SITU VS MIGRATION
OR HERE Pelupessy (2012) Meschiari (2013)
Lines (2016)
Pelupessy (2012) Meschiari (2013)
Lines (2016) BUT FAR AWAY IS FINE
Pierens & Nelson (2013,18) Kley & Haghighipour (2014,15)
Sutherland & Kratter (2019)
~3 X BINARY SEPARATION
CAN’T FORM HEREArtymowicz & Lubow (1994)
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Planet radius (REarth)
Circ
umbi
nary
pla
net %
12 3.5 0.7
2
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Planet radius (REarth) 12 3.5 0.7
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1 1.3 1.8 2.4 4.5 6 20 8 0
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Planet radius (REarth) 12 3.5 0.7
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net %
![Page 8: Planet radius (R Martin.pdf · Planet radius (REarth) 0.7 3.5 12 % 2 known circumbinary planets unexplored. 0 5 10 15 20 25-1.0-0.5 0.0 0.5 1.0-1.5 1.5 Transit number ariation (days)](https://reader036.vdocument.in/reader036/viewer/2022090606/605bd982bfacc67ac916723f/html5/thumbnails/8.jpg)
1 1.3 1.8 2.4 4.5 6 20 8 0
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Planet radius (REarth) 12 3.5 0.7
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Circ
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net %
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1 1.3 1.8 2.4 4.5 6 20 8 0
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Planet radius (REarth) 12 3.5 0.7
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Planet radius (REarth) 12 3.5 0.7
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Circ
umbi
nary
pla
net %
known circumbinary
planetsunexplored
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Transit number
Tran
sit T
imin
g Va
riatio
n (d
ays)
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OLD METHOD
INDIVIDUALLY SIGNIFICANT TRANSITS
GIANT PLANETS
↓
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NEW METHOD
FOLD SHALLOW TRANSITS
SMALL PLANETS
↓
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Time (BJD - 2,455,000)
Flux
mean light curve
folded transit
1.3%KEPLER 168.3 REARTH @ ~228 DAYS
230 DAYS 222 DAYS
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Time (BJD - 2,455,000)
Flux
KEPLER 473 REARTH @ ~49 DAYS
0.075%
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Time (BJD - 2,455,000)
Flux
INJECTION1.5 REARTH @ ~193 DAYS
0.011%
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Plan
et p
hase
(deg
)
In-t
rans
it m
ean
flux
Planet period (days)
1.5 Earth radiiinjected planet
unstable orbits
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1.
2. PUBLIC RELEASE
3.
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AN AUTOMATED CIRCUMBINARY PLANET FINDER
"It finds circumbinary planets… that's about it”
David V. Martin & Dan Fabrycky
SWISS NATIONAL SCIENCE FOUNDATION
Stanley (deserves full credit)