Subaru Instruments Science Future Masanori Iye National Astron
Subaru Instruments, Science, & Future Masanori Iye (National Astron. Obs. ) 1990(Site for Subaru), 1995(GTC review), 1997(Obs WHT), 2009 1）Subaru Intrument Suite - Parameter space coverage, - Operational Aids 2）Science Achievements - Probing the cosmic dawn – - Study on GRB – Hypernovae connection 3）LGSAO and Wide field instruments - Subaru’s future in the ELT era “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Subaru Telescope History ・Design Study : 1984 -1990 ・Construction : 1991 -1999 ・Engineering FL : Jan. 1999 ・Open operation : Dec. 2000 Cost ･~300 MEuro for construction, ~20 MEuro/yr Science (last five years) ・proposal award rate 1/3 => 80 refereed papers/yr “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Subaru Telescope image size statistics 1 arcsec = 5 μrad λ／D=0. 06 arcsec (@λ=2μ) =0. 015 arcsec(@λ=0. 5μ) すばる 岡山 0. “ 65 Median Miyashita et al. Best image ～ 0” 2（K、R） ▼ Median seeing ～ 0” 6 (R) Okayama 2. “ 2 Kiso 2. ” 7 FWHM size distribution Best image w/o AO “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Wavelength resolution Instrument Phase Space (2009) “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma Wavelength
Operational Aids Ø 8 instruments at 4 foci, Ø 5(7) top units : 4 M 2 s, Suprime-Cam, (LGSLT, FMOS) Ø Semi-robotic Exchangers Suprime-Cam, (FMOS) M 2 (Opt-Cs, Opt-Ns, IR tip-tilt) AO 188, IRCS, (Hi. CIAO) e v i s s a Many m ! e g n a h to exc ts n e n o comp HDS FOCAS, MIRCS, CIAO, COMICS “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Cassegrain Instrment Exchanger “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Top Unit Exchanger System show Exchange_topunit_256. wmv “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
2. Science Achievements Ø 1) High redshift galaxies Narrow-band imaging to survey for Lyman Alpha Emitters Ø 2) Hypernova – GRB connection Spectrophotometry of core-collapse SNe “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
World record of the most distant galaxies Redshift redshift８ m telescope CCD ４ m telescopes IOK-1 （Iye et al. Nature 2006) “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
The most distant galaxy 12. 8 Gyr ago (z=6. 964). Iye et al. 2006, Nature, 443, 186 1 / 41, 533 “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Guinness record (for 1052 days） ＊New record will arrive at 95% confidence level at earliest in 27 days and at latest in 112 years. @July 25, 2009 “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Cosmic Dawn Beginning of reionization LAEs are decreasing in number from z=5. 7, z=6. 6, to z=7. 0 ＝＞ Due to intergalactic absorption fo Lyman α photons by neutral hydrogen. End of reinoization “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Connection of GRB and Hypernovae Polarimetric Spectroscopy SN 2003 dh/ GRB 030329 Kawabata, Mazzali, …. Ø SN 2003 dh/GRB 030329 l Jet along the l-o-s. l Hypernova epoch backdating coincided with GRB event l No polarization Ø SN 2002 ap l No GRB l Hypernova l Polarized SED shows high velocity GRB Jet visible only from its direction jet SN 2002 ap Asymmetric Explosion Polarized Scattered Light Jet “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Adaptive Optics and Subaru’s future “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
188 element AO: first NGSAO image 6 M$ LGSAO improved the image quality of 400 M$ telescope by 10 times. θ 1 Ori C Orion Trapezium IR image With 188 NGSAO (2006) Without AO (1999) “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Subaru LGSAO system “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Sum-frequency laser 13. 5 W(1064)+5. 0 W(1319)=>PPMg. O: SLT=> 6. 4 W(Na. D 2) “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
LGSAO 2 nd light movie Ø LGSAO-video : replay from 08: 20 “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
“Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Wide Field Instruments “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Hyper Suprime Cam (HSC) : 1. 5 d FOV “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
FMOS : 400 fibers in NIR “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
WFMOS: 4000 fibers, optical ASPEN intiative Wide field multi 103. 5 fiber spectrograph for cosmology and Galactic archeology. (BAO, Dark energy, . . ) Gemini borad cancellation of WFMOS funding NAOJ fund raising effort for HFMOS … “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
Subaru Synergy with TMT ・TMT chose MK. ・Subaru is prepared to strengthen its wide field survey capability with HSC (+HFMOS? ) for the ELT era. ・Time sharing among 8 m class telescopes to be arranged. “Subaru instruments, science, & future”, M. Iye (NAOJ), 25. 07. 2009 @ La Palma
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