Microlensing Planets (and Beyond) In the Era of Large Surveys Andy Gould (OSU)
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1 Microlensing Planets (and Beyond) In the Era of Large Surveys Andy Gould (OSU)
2 Einstein (1912) [Renn, Sauer, Stachel 1997, Science 275, 184]
3 Mao & Paczynski Microlens Planet Searches
4 Gould & Loeb Survey + Follow Up
5 How Microlensing Finds Planets
6 Microlensing Past
7 OGLE 2005 BLG 390 Classical Followup Planetary Caustic Beaulieu et al. 2006, Nature, 439, 437
8 OGLE 2005 BLG 169: Second Cold Neptune
9 Tale of Two Planets OGLE 2005 BLG 390 OGLE 2005 BLG 169 q = 8e 5 q = 8e 5 M_* = 0.2 M_sun M_* = 0.5 M_sun M_p = 5.5 M_earth M_p = 13 M_earth D = 7 kpc D = 3 kpc a = 3 AU a = 4 AU T = 50 K T = 70 K Low mag Event High mag Event (1 det)/(4.4 probed) (1 det)/(2.25 probed)
10 OGLE 2006 BLG 109: Without Followup Observations
11 OGLE 2006 BLG 109 First Solar System Analog Gaudi et al. 2008, Science, 319, 927
12 Amateurs + Professionals Grant, Ian, Jennie, Phil
13 Five Lightcurve Features =Saturn 4=Jupiter
14 MOA 2007 BLG 400 Buried Jovian Mass Planet
15 Relation of Mass and Distance to Lensing Observables
16 To measure parallax: Standard Observer Plane Rulers
17 To measure angular Einstein Radius: Standard Sky Plane Rulers
18 Terrestrial Parallax: Simultaneous Observations on Earth
19 OGLE 2007 BLG 224 Canaries South Africa Chile
20 OGLE 2005 BLG 071 st st nd 1 High Mag, 1 FUN, 2 Planet Udalski et al. 2005, ApJ, 628, L109
21 1 D Parallax Measurement
22 Blended Light Detected with HST
23 Differential V/I source+blend proper motion from 2 HST epochs
24 Multiple Partial Information OGLE 2005 BLG 071 (Dong et al)
25 Most Likely: M dwarf + Super Jupiter
26 Jupiters Orbiting M dwarfs OGLE 2005 BLG 071 MOA 2009 BLG 387
27 MOA 2009 BLG 387 Batista et al. 2011, A&A
28 MOA 2009 BLG 387: M dwarf + Super Jupiter Batista et al. 2011, A&A
29 OGLE 2008 BLG 279: A = 1600 Yee et al. 2009, ApJ, 730, 2082
30 Planet Sensitivity OGLE 2008 BLG 279
31 OGLE 2007 BLG 050: A = 432 Batista et al. 2009, A&A, 508, 467
32 Planet Sensitivity OGLE 2007 BLG 050
33 Well covered events: fair sample (Amax>200) Well Covered All Events
34 Planet Sensitivity Vs. Detections
35 RV & Microlensing Inside vs Outside Snow Line
36 Solar System is Richer than Average... But Not Dramatically So
37 Planets 2010
38 Planets 2010
39 Planets 2011
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43 Initiatives MOA: 1.8m tel, 2.2 sq.deg, 85 MegaPixel camera (New Zealand) OGLE: 1.3m tel, 1.6 sq.deg. 256 MegaPixel camera (Chile) KOREA: KASI wins national competition. > US$30M for three 2m tels, 4 sq.deg, 324 MegaPixel (South Africa, Chile, Australia) [KMTNet] (first light: 2013) +Wise: 1m tel 1.0 sq.deg. Israel
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55 Planetary events by impact parameter
56 Microlensing Present
57 MOA 2009 BLG 266 Muraki et al. (2011, ApJ ) Gen 1.5 Cold Neptune
58 MOA 2011 BLG 293 Yee et al. (2012, ApJ, 755, 102) Gen 1.5 M dwarf/super Jup candidate
59 OGLE 2012 BLG 0026 Han et al. (2013, ApJ, 762, L28) Gen 1.5 Two Planet System
60 New Population of Brown Dwarf Binaries Choi et al. (2013, ApJ, 768, 129)
61 New Population of Brown Dwarf Binaries Choi et al. (2013, ApJ, 768, 129)
62 New Population of Brown Dwarf Binaries Choi et al. (2013, ApJ, 768, 129)
63 New Population of Brown Dwarf Binaries Choi et al. (2013, ApJ, 768, 129)
64 New Population of Brown Dwarf Binaries Choi et al. (2013, ApJ, 768, 129)
65 New Population of Brown Dwarf Binaries Choi et al. (2013, ApJ, 768, 129)
66 Complete Orbital Solutions Shin et al. (2011, ApJ, 735, 85)
67 Complete Orbital Solutions Shin et al. (2011, ApJ, 735, 85)
68 Complete Orbital Solutions Shin et al. (2011, ApJ, 735, 85)
69 Complete Orbital Solutions Shin et al. (2011, ApJ, 735, 85)
70 Complete Orbital Solutions Shin et al. (2011, ApJ, 735, 85)
71 Complete Orbital Solutions: II Shin et al. (2012, ApJ, 755, 91)
72 Complete Orbital Solutions: II Shin et al. (2012, ApJ, 755, 91)
73 Complete Orbital Solutions: II Shin et al. (2012, ApJ, 755, 91)
74 Complete Orbital Solutions: II Shin et al. (2012, ApJ, 755, 91)
75 Complete Orbital Solutions: II Shin et al. (2012, ApJ, 755, 91)
76 Complete Orbital Solutions: II Shin et al. (2012, ApJ, 755, 91)
77 Complete Orbital Solutions: II Shin et al. (2012, ApJ, 755, 91)
78 Complete Orbital Solutions: II Shin et al. (2012, ApJ, 755, 91)
79 Is Microlensing Testable? Gould et al. (2013, ApJ, 768, 126) OGLE 2011 BLG 0417
80 Is Microlensing Testable? Gould et al. (2013, ApJ, 768, 126) OGLE 2011 BLG 0417
81 Is Microlensing Testable? Gould et al. (2013, ApJ, 768, 126) OGLE 2011 BLG 0417
82 A New Type of System OGLE 2013 BLG 0341
83 Intermediate binary + Planet orbiting 1 star OGLE 2013 BLG 0341
84 Earth mass planet orbiting late M dwarf OGLE 2013 BLG 0341
85 Intermediate binary + Planet orbiting 1 star OGLE 2013 BLG 0341
86 Central caustic distortion confirms planet OGLE 2013 BLG 0341
87 Central caustic distortion confirms planet OGLE 2013 BLG 0341
88 MOA Point Lens Events Sumi et al. 2011, Nature, 473, 349
89 Free Floating Planets Point Lens Events w/o FFPs (short)
90 FFP Best Fit Characteristics
91 Microlensing Future
92 Korean Microlensing Telescope Network (KMTNet)
93 From Design...
94 ... To Construction
95 The Bulge Never Set on KMTNet (at least in June)
96
97 What Can We Expect? Several dozen planets per year beyond snowline Super Earths to Super Jupiters Well defined statistical sample Many low mass star and BD binaries with masses and orbits Free Floating planet frequency down to Neptunes Many surprises
98 Large Synoptic Survey Telescope Dynamic Successor to SDSS... And Microlensing Surveys!
99 LSST Microlensing Potential Galactic Distribution of Planets
100 LSST Sky Coverage
101 Seeing Better In Space (also weather)
102 WFIRST
103 Conclusions First Gen: Probed New Parameter Space Gen 1.5: New Populations, New Effects Free floating planets, Cold earths, BDs Orbital Motion; Contact with RV NextGen experiments will increase 10 fold Cold neptunes, Solar like systems, Mdwarf/Super jupiters MOA/OGLE/KMTNet WFIRST/EUCLID would increase 10 fold again
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