Gas inside the 97 au cavity around the transition disk Sz 91: ALMA + Herschel
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1 Gas inside the 97 au cavity around the transition disk Sz 91: ALMA + Herschel Héctor Cánovas (U. Valparaiso) Ma7hias Schreiber (U. Valparaiso) Claudio Cáceres (U. Valparaiso) Francois Ménard (U. Chile, San@ago) Christophe Pinte (U. Chile, San@ago) Geoff Mathews (U. Hawaii) Lucas Cieza (U. Diego Portales, San@ago) Simon Casassus (U. Chile, San@ago) Antonio Hales (ALMA) Jonathan Williams (U. Hawaii) Pablo Roman (U. Chile, San@ago) Adam Hardy (Valparaiso)
2 HERSCHEL+ALMA The Transi+on Disk class 2015 The state- of- the- art : direct images of TDs HD , NaCo/VLT MWC 758, SPHERE/VLT HD , GPI/Gemini HD , MagAO/Magellan Canovas et al. 2013, Wahhaj et al (re- submi7ed), Menard et al. (in prep.), SPHERE consor@um 2
3 HERSCHEL+ALMA The Transi+on Disk class 2015 The state- of- the- art : direct images of TDs HD , NaCo/VLT MWC 758, SPHERE/VLT HD , GPI/Gemini HD , MagAO/Magellan Canovas et al. 2013, Wahhaj et al (re- submi7ed), Menard et al. (in prep.), SPHERE consor@um 2
4 HERSCHEL+ALMA Introducing Sz Sz 91: Basic data Lupus III Star Forming Region distance ~ 200 pc Age ~< 1 Myr Spt ~ M1.5 M ~ 0.47 M 3
5 HERSCHEL+ALMA Sz 91: previous facts 2015 SED: Large Inner Hole Romero et al
6 HERSCHEL+ALMA Sz 91: ALMA Cycle ALMA data: Con@nuum (dust) 1.3mm Observed: UV plane cleaned Canovas et al. 2015, quote: Mar@n Zwaan, Wednesday 5
7 HERSCHEL+ALMA Sz 91: ALMA Cycle ALMA data: Con@nuum (dust) 1.3mm Observed: UV plane cleaned Canovas et al. 2015, quote: Mar@n Zwaan, Wednesday 5
8 Sz 91: ALMA Cycle 0 HERSCHEL+ALMA 2015 Decoding the UV plane Classical Disk Transi@on Disk 6
9 Sz 91: ALMA Cycle 0 HERSCHEL+ALMA 2015 Decoding the UV plane: >70 au cavity 7
10 HERSCHEL+ALMA Sz 91 SED: ALMA + Herschel 2015 SED: Thermal Structure (dust) NO IR excess < 12 μm SPITZER HERSCHEL ALMA 22/24 μm excess >70 μm excess (Herschel + ALMA) Dullemond et al
11 HERSCHEL+ALMA Sz 91 SED: ALMA + Herschel 2015 SED: Thermal Structure (dust) NO IR excess < 12 μm SPITZER HERSCHEL ALMA 22/24 μm excess >70 μm excess (Herschel + ALMA) Dullemond et al
12 HERSCHEL+ALMA Sz 91: Modeling 2015 Transfer model COMPLEX!! MCFOST, Pinte et al
13 Sz 91: Modeling HERSCHEL+ALMA 2015 MODELING APPROACH UV: ALMA CAVITY RTM SED: SPITZER INNER DISK MODELING SED:HERSCHEL OUTER DISK syntheuc UV plane syntheuc SED 10
14 Results HERSCHEL+ALMA 2015 Transfer results: 97! au (radius) Canovas et al
15 Results HERSCHEL+ALMA 2015 Transfer results: 97! au (radius) Canovas et al
16 Results HERSCHEL+ALMA 2015 Transfer results: 97! au (radius) Canovas et al
17 HERSCHEL+ALMA Results 2015 Transfer results: 97! au (radius) 12
18 Results HERSCHEL+ALMA 2015 Transfer results: cavity structure 13
19 Results HERSCHEL+ALMA 2015 Transfer results: cavity structure 13
20 Results HERSCHEL+ALMA 2015 summarizing 97 au cavity: largest cavity around <1 M stars! (average r to Pluto: 39.5 au) Cavity divided in 2 sub- zones CO inside the cavity Compact outer disk Andrews et al
21 Results HERSCHEL+ALMA 2015 summarizing 97 au cavity: largest cavity around <1 M stars! (average r to Pluto: 39.5 au) Cavity divided in 2 sub- zones CO inside the cavity Compact outer disk Andrews et al
22 Results HERSCHEL+ALMA 2015 summarizing 97 au cavity: largest cavity around <1 M stars! (average r to Pluto: 39.5 au) Cavity divided in 2 sub- zones CO inside the cavity Compact outer disk Andrews et al
23 Implica+ons for Planet Forma+on HERSCHEL+ALMA 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (I) Current explanauons for inner caviues in TD s: PhotoevaporaUon Grain Growth Binarity Planet FormaUon Owen et al. 2012,, Birns@el et al. 2012, and several others 15
24 Implica+ons for Planet Forma+on HERSCHEL+ALMA 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (I) Current explanauons for inner caviues in TD s: PhotoevaporaUon Grain Growth Binarity Planet FormaUon Owen et al. 2012,, Birns@el et al. 2012, and several others 15
25 Implica+ons for Planet Forma+on HERSCHEL+ALMA 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (I) Current explanauons for inner caviues in TD s: PhotoevaporaUon Grain Growth Binarity Planet FormaUon Owen et al. 2012,, Birns@el et al. 2012, and several others 15
26 Implica+ons for Planet Forma+on HERSCHEL+ALMA 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (I) Current explanauons for inner caviues in TD s: PhotoevaporaUon Grain Growth Binarity Planet FormaUon Owen et al. 2012,, Birns@el et al. 2012, and several others 15
27 HERSCHEL+ALMA Implica+ons for Planet Forma+on 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (II) Model s predicuons: Dust filtrauon/size segregauon Compact Outer Disk Large Cavity Gas inside the cavity Small (but detectable) accreuon Lubow et al. 2006, Pinilla et al. 2012, Birns+el et al. 2012, Dodson- Robinson & Salyck 2012, and many others 16
28 HERSCHEL+ALMA Implica+ons for Planet Forma+on 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (II) Model s predicuons: Dust filtrauon/size segregauon Compact Outer Disk Large Cavity Gas inside the cavity Small (but detectable) accreuon Lubow et al. 2006, Pinilla et al. 2012, Birns+el et al. 2012, Dodson- Robinson & Salyck 2012, and many others 16
29 HERSCHEL+ALMA Implica+ons for Planet Forma+on 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (II) Model s predicuons: Dust filtrauon/size segregauon Compact Outer Disk Large Cavity Gas inside the cavity Small (but detectable) accreuon Lubow et al. 2006, Pinilla et al. 2012, Birns+el et al. 2012, Dodson- Robinson & Salyck 2012, and many others 16
30 HERSCHEL+ALMA Implica+ons for Planet Forma+on 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (II) Model s predicuons: Dust filtrauon/size segregauon Compact Outer Disk Large Cavity Gas inside the cavity Small (but detectable) accreuon Lubow et al. 2006, Pinilla et al. 2012, Birns+el et al. 2012, Dodson- Robinson & Salyck 2012, and many others 16
31 HERSCHEL+ALMA Implica+ons for Planet Forma+on 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (II) Model s predicuons: Dust filtrauon/size segregauon Compact Outer Disk Large Cavity Gas inside the cavity Small (but detectable) accreuon Lubow et al. 2006, Pinilla et al. 2012, Birns+el et al. 2012, Dodson- Robinson & Salyck 2012, and many others 16
32 HERSCHEL+ALMA Implica+ons for Planet Forma+on 2015 WHY SZ 91 IS A STRONG PLANET FORMING CANDIDATE(s)? (II) Model s predicuons: Dust filtrauon/size segregauon Compact Outer Disk Large Cavity Gas inside the cavity Small (but detectable) accreuon Lubow et al. 2006, Pinilla et al. 2012, Birns+el et al. 2012, Dodson- Robinson & Salyck 2012, and many others 16
33 HERSCHEL+ALMA Conclusions 2015 ALMA Cycle 2 data (next month? - please!) Planet HunUng 17
34 HERSCHEL+ALMA Conclusions 2015 ALMA Cycle 2 data (next month? - please!) Planet HunUng 17
35 Conclusions HERSCHEL+ALMA 2015 The synergy MUST go on: SPITZER & HERSCHEL archives get new sz91- like objects 18
36 Conclusions HERSCHEL+ALMA 2015 The synergy MUST go on: SPITZER & HERSCHEL archives get new sz91- like objects THANKS 18
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