1 / 16

Korean Activities in IR Space Missions - Past, Current and Future -

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

xuan
Download Presentation

Korean Activities in IR Space Missions - Past, Current and Future -

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Korean Activities in IR Space Missions - Past, Current and Future - Woong-Seob Jeong1 on behalf of Korean Infrared Astronomy Group 1 KASI, Korea Ramada Hotel, Jeju, 2nd AKARI Converence, 2012/02/27 ~ 02/29

  2. Infrared Projects in Korea • Experience in the near-IR space instrument • Data analysis & scientific research in IR range AKARI DR Pipeline Science Collaborations Space IR MIRIS Compact Space IR Camera CIBER Near-IR Camera PSICS IR Cryogenic System Ground IR IGRINS Ground Near-IR Spectrometer KASINICS Ground Near-IR Camera 2004 2006 2008 2010 2012 2014 2016

  3. 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

  4. Scientific Products from AKARI CIB detected in NEP Field 90m point source map SNR detection in LMC Sky brightness map @ 9m

  5. Technical Development (1/3) • Development of our own IR instrument: KASI Near-Infrared Camera (KASINICS) • Optical system including mirror • Mechanics and cryogenics • Electronics

  6. 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 NIR Light curve of Sw J1644+57 (Burrows et al. 2011) (Gupta et al. 2009)

  7. Technical Development (3/3) • Proto-model of space infrared cryogenic system (PSICS) • Small mechanical cooler • Cooling system down to 77K • Space use

  8. 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)

  9. ST-Satellite III • Primary payload : MIRIS • Wide-Area Survey in Near-Infrared • Galactic Plane Survey in Paschen  emission line • Observation of Low Background Region in Wide bands MIRIS

  10. Specifications of MIRIS • Specifications of Space Observation Camera • Wavelength: 0.9 ~ 2m− Aperture: 80 mm • Detector FOV: 3.67o x 3.67o (Pixel : 51.6 arcsec) (c.f. Nyq. sampling @ 1.6m = 4.1 arcsec) → limited by satellite stability • Telescope & Sensor Temp.: 180K (Passive Cooling), 90K • Filters (5 filters) • I (1.05m), H (1.6m), blank • Pa  (1.876m), Pa  Cont

  11. Pa Emission Line Survey Galactic Plane, WIM Origin of Warm Ionized Medium Previous study of WIM: Photoionizationmodel Recent study of WIM from FIMS: dust scattering Verification of the dust scattering theory Physical Properties of Interstellar Turbulence Observation: 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

  12. Observation for CIB Cosmic Infrared Backgroundin Near-IR band CIB from POP III stats Spectral peak of CIB Large-scale fluctuation of CIB Totani et al. 2001 IRTS/NIRS DIRBE/COBE Madau and Pozzetti 2000 Wright and Rees 2000 Fazio et al. 2004 Cambrecy et al. 2001 model by Totani et al. 2001 residual_summary Bernstein et al. 2002 100 10 0.2 0.4 0.6 0.8 1 3 5 Matsumoto et al. 2005 Surface brightness (nW/m2/sr) Wavelength (m) Large-scale structure of CIB from IRTS observation

  13. Zodiacal Foreground • 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

  14. CIBER • Sounding Rocket Payload • Imagers • Wavelength: 0.9 ~ 2m− Aperture: 110 mm • FOV: 2o x 2o (pixel = 7 arcsec) • Sensor Temp.: 77K • Filters (2 filters) • I (1.0m), H (1.6m) • Spectrometers • LRS (Low Resolution) • NBS (Narrow Band)

  15. Future Project • Ground telescope: GMT • Space Telescope • Synergy with GMT • International collaboration • New technical challenge • SPICA Project • Near-infrared instrument (heritage from MIRIS)

  16. Summary • International collaborations in the big projects • Large Infrared Space Telescope in Korea AKARI DR Pipeline Science Collaborations SPICA FPC Space IR MIRIS Compact Space IR Camera CIBER Near-IR Camera CIBER II Ground IR GMTNIRS GMT Near-IR Spectrometer PSICS IR Cryogenic System IGRINS Ground Near-IR Spectrometer KASINICS Ground Near-IR Camera 2004 2006 2008 2010 2012 2014 2016

More Related