星•惑星系形成プロジェクト
星•惑星系形成プロジェクト
星•惑星系形成プロジェクト
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45m Legacy<br />
•<br />
<br />
NRO: <br />
NAOJ: ()<br />
JAXA: <br />
IoA: <br />
<br />
<br />
<br />
<br />
<br />
1. <br />
-- <br />
2. <br />
-- Oph<br />
3. <br />
-- @Taurus<br />
4. <br />
-- Oph<br />
-- @OMC
10000 AU<br />
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1000 AU<br />
100 AU
1. <br />
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10000 AU<br />
2. <br />
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1000 AU<br />
100 AU<br />
3.
2010-2011<br />
• <br />
• starless core (Oph)<br />
• <br />
• chemistry (DM Tau)<br />
• <br />
• <br />
(Oph)<br />
• chemistry<br />
(OMC-2/FIR4)<br />
NRO<br />
<br />
•
1<br />
<br />
subPI (NRO), ()<br />
<br />
<br />
0.3pc
Target&<br />
&<br />
• AzTEC1.1mm<br />
<br />
→<br />
→45m<br />
<br />
• 41<br />
13 CO,C 18 O<br />
• starless core<br />
<br />
<br />
--: 13 CO(1-0)<br />
--:C 18 O(1-0)<br />
--:N2H + (1-0)
2<br />
<br />
subPI (IoA)<br />
/<br />
→<br />
→[e.g.,Dutrey+1997]<br />
→
• <br />
=> templateTDMTau<br />
• ALMA <br />
T100&SMA452GHz mode(dV~1.5km/s)<br />
4<br />
8GHz<br />
Array1<br />
Array2<br />
T100H<br />
85 100<br />
115<br />
Frequency [GHz]<br />
Array3<br />
Array4<br />
T100V
• 30GHztypical RMS=1-5 mK<br />
• :<br />
<br />
12<br />
CO(1-0)<br />
13<br />
CO(1-0) HCO + (1-0) HCN(1-0)<br />
• 2mm(Dutrey+1997)<br />
• : 30-40%<br />
• 45mAOS-H (Handa+1995)<br />
• resolutionsmearing<br />
• ()
ρ<br />
subPI (NAOJ)<br />
<br />
: T100&SMA45<br />
CH3OH6’x6’<br />
<br />
0.1pc<br />
outflow, dense gas, shock tracer<br />
: CH3OH mom0<br />
blue, red: CO flow<br />
white: <br />
<br />
CH 3 OHCH 3 OH<br />
blue lobe
OMC-2/FIR4<br />
<br />
FIR3N, FIR3, FIR4<br />
T100&SAM45<br />
subPI (NRO)<br />
CASA<br />
FIR3N<br />
FIR3<br />
FIR4<br />
---: CO(3-2) blue lobe<br />
---: NMA 3.3mm continuum<br />
→: outflow direction<br />
+: 45m<br />
: 2MASS(J,H,Ks)<br />
0.06pc<br />
• (Shimajiri et al. 2008)<br />
• FIR3N<br />
• Outflow<br />
• FIR3<br />
• Dense gas (Class 0/I)<br />
• Outflow ()<br />
• FIR4<br />
• <br />
• Dense gas<br />
• Outflow
OMC-2/FIR4<br />
<br />
: FIR3N, FIR3,FIR4<br />
--> outflow tracer<br />
: FIR3, FIR4<br />
--> dense gas tracer<br />
: FIR4<br />
--> shock tracer<br />
L1157
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