korean activities in ir space missions - past, current and future -
DESCRIPTION
Korean Activities in IR Space Missions - Past, Current and Future -. Woong-Seob Jeong 1 on behalf of Korean Infrared Astronomy Group 1 KASI, Korea. Ramada Hotel, Jeju, 2 nd AKARI Converence, 2012/02/27 ~ 02/29. Infrared Projects in Korea. Experience in the near-IR space instrument - PowerPoint PPT PresentationTRANSCRIPT
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Korean Activities in IR Space Missions
- Past, Current and Future -Woong-Seob Jeong1
on behalf ofKorean Infrared Astronomy Group
1 KASI, Korea
Ramada Hotel, Jeju, 2nd AKARI Converence, 2012/02/27 ~ 02/29
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Infrared Projects in Korea• Experience in the near-IR space instrument• Data analysis & scientific research in IR range
Space IR
Ground IR
2004 2006 2008 2010 2012 2014 2016
KASINICSGround Near-IR Camera
PSICSIR Cryogenic System
CIBERNear-IR Camera
AKARI DR Pipeline Science Collaborations
MIRISCompact Space IR Camera
IGRINSGround Near-IR Spectrometer
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Participation to AKARI Project
• Development of data reduction pipeline Collaborative Work: ESA, ISAS, SNU SNU: optical simulation, observing simulation,
modules of data reduction pipeline for FIS (Far-Infrared Surveyor)
Simulated images
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Scientific Products from AKARI
90m point source map
SNR detection in LMCSky brightness map @ 9m
CIB detected in NEP Field
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Technical Development (1/3)
• Development of our own IR instrument: KASI Near-Infrared Camera (KASINICS) Optical system including mirror Mechanics and cryogenics Electronics
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Technical Development (2/3)
• Scientific observations with KASINICS @ Bohyun FoV : 3.3’x 3.3’(pixel: 0.39”) J, H, Ks, L, H2, and H3
+ bands
(Gupta et al. 2009) (Burrows et al. 2011)
NIR Light curve of Sw J1644+57
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Technical Development (3/3)
• Proto-model of space infrared cryogenic system (PSICS) Small mechanical cooler Cooling system down to 77K Space use
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Space Observation Program
• Science & Technology Satellite Series in Korea 1st satellite: FIMS (Far-ultraviolet Imaging Spectrograph)
(2003) 2nd Satellite: Observation of Space environment by Korean
Launcher Naro 3rd Satellite: MIRIS (Multipurpose Infrared Imaging System)
(Seon et al. 2011)
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ST-Satellite III
• Primary payload : MIRIS Wide-Area Survey in Near-Infrared
Galactic Plane Survey in Paschen emission lineObservation of Low Background Region in Wide
bands
MIRIS
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Specifications of MIRIS
• Specifications of Space Observation Camera Wavelength: 0.9 ~ 2m − Aperture: 80 mm Detector FOV: 3.67o x 3.67o (Pixel : 51.6 arcsec) (c.f. Nyq. sampling @ 1.6m = 4.1 arcsec) → limited by satellite stability Telescope & Sensor Temp.: 180K (Passive Cooling), 90K Filters (5 filters)
I (1.05m), H (1.6m), blank Pa (1.876m), Pa Cont
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Pa Emission Line Survey
• Galactic Plane, WIMOrigin of Warm Ionized Medium Previous study of WIM: Photoionization model Recent study of WIM from FIMS: dust scattering Verification of the dust scattering theoryPhysical Properties of Interstellar TurbulenceObservation: Pa survey Comparison between Pa (MIRIS) vs. H
• Monte-Carlo simulation Uniform dust
distribution; E(B-V) = 0.1
Point source or Spherical H II region
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Observation for CIB
• Cosmic Infrared Background in Near-IR band CIB from POP III stats Spectral peak of CIB Large-scale fluctuation of CIB
Matsumoto et al. 2005
Large-scale structure of CIB from IRTS observation
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100
0.2 0.4 0.6 0.8 1 3 5
residual_summary
IRTS/NIRS
model by Totani et al. 2001
Totani et al. 2001
Bernstein et al. 2002
DIRBE/COBEWright and Rees 2000 Fazio et al. 2004
Madau and Pozzetti 2000
Cambrecy et al. 2001
Surfa
ce b
right
ness
(n
W/m
2/s
r)
Wavelength (m)
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• Calibration purpose: 2 orbits /day• Simultaneous observation of NEP & SEP in 1 orbit • Monitoring of ZL in SEP and NEP: I & H bands Revision of ZL Model & Removal of ZL component
Zodiacal Foreground
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CIBER
• Sounding Rocket Payload • Imagers
Wavelength: 0.9 ~ 2m − Aperture: 110 mm FOV: 2o x 2o (pixel = 7 arcsec) Sensor Temp.: 77K Filters (2 filters)
I (1.0m), H (1.6m)
• Spectrometers LRS (Low Resolution) NBS (Narrow Band)
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Future Project
• Ground telescope: GMT
• Space Telescope Synergy with GMT International collaboration New technical challenge
• SPICA Project Near-infrared instrument (heritage from
MIRIS)
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Summary• International collaborations in the big projects • Large Infrared Space Telescope in Korea
Space IR
Ground IR
2004 2006 2008 2010 2012 2014 2016
KASINICSGround Near-IR Camera
PSICSIR Cryogenic System
CIBERNear-IR Camera
AKARI DR Pipeline Science Collaborations
MIRISCompact Space IR Camera
IGRINSGround Near-IR Spectrometer
SPICA FPC
CIBER II
GMTNIRSGMT Near-IR Spectrometer