Contents 1. Ia cosmology 2. Ia / rate 3.

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1 WISH ( )

2 Contents 1. Ia cosmology 2. Ia / rate 3.

3 supernova (CC SN) Ia (SN Ia)

4 supernova classification

5 supernova Ia (SN Ia) - : redshift z~1.5 - progenitor system: Single Degenerate? Double Degenerate? - metal enrichment (CC SN) - - progenitor - metal enrichment SN Ia@WD binary system WD RG? MS? WD? CC SN David Hardy

6 supernova observations w/ space telescopes - light curve - - SNIa rest-frame UV intrinsic scatter & dust extinction( )

7 supernova observations w/ space telescopes - light curve - - SNIa rest-frame UV intrinsic scatter & dust extinction( ) Suzuki+2012 HST Cluster Supernova Survey 3.2 arcsec

8 supernova observations w/ space telescopes - light curve - - SNIa rest-frame UV intrinsic scatter & dust extinction( ) Ellis+2008

9 Type Ia Supernova + +?? (single degenerate)? (double degenerate) +?? + WD RG? MS? WD? + standard(izable) candle David Hardy

10 Type Ia Supernova + M B = mag - (z>1) + - Δm15, stretch, Δ ".,+"8)+9::9

11 Hubble Diagrams Supernova Cosmology Project (SCP) Suzuki+2012 ESSENCE Wood-Vasey+2007 High-Z Team Riess+2007 Carnegie Supernova Project (CSP) Freedman+2009 Supernova Legacy Survey (SNLS), Conley+2011 SDSS-II Supernova Survey Kessler+2009

12 Type Ia Supernova Cosmology advantage - (=luminosity distance) - luminosity distance - redshift relation - ( ) - - 0<z<1.5 redshift disadvantage - progenitor? SD and/or DD? - dust extinction - evolution, metallicity - - Malmquist - K-correction -

13 statistical/systematic errors Union 2.1: SNe Ia from 19 datasets Supernova Cosmology Project (SCP) Suzuki+2012 stat. stat.+sys.

14 Type Ia Supernova Cosmology advantage - (=luminosity distance) - luminosity distance - redshift relation - ( ) - - 0<z<1.5 redshift disadvantage - progenitor? SD and/or DD? - dust extinction - evolution, metallicity - - Malmquist - K-correction - systematic error sources universal SN Ia color? dust extinction Av = Rv x E(B-V) universal extinction law?

15 SN Ia Survey w/ less systematics RCS z= dustの影響が小さい静止系でなるべく長い波長で観測したい NIRでのSNIaサーベイ (Freedman+2009, Krisciunas+2004) 2. dustの影響が小さい環境の超新星を観測したい 楕円銀河でのSNIa HST/ACSでのz>1銀河団サーベイ(Dawson+2009, Suzuki+2012) RDCS J z=1.11 WISHサイエンスWS 2012/07/19,20

16 Carnegie Supernova Project (CSP) low-z (z<0.1) Ia, 100 II - Swope 1-m: - Dupont 2.5-m: high-z (0.2<z<0.7) - 75 Ia - Magellan 6.5-m: - : SDSS, SNLS, ESSENCE I-band Hubble diagram - rest-frame UBV - systematic error : dust extinction, intrinsically small scatter, K-correction I-band lightcurve template Wood-Vasey+2007 Freedman+2009

17 Rest-frame NIR observation --> rest-frame rest-frame 0.5 mag 0.5 mag Altavilla+2004 Krisciunas+2004

18 Space-based observations for SNe 1 HST

19 Problems... flux calibration - bandpass(wd?) - <0.01 mag light curve & time-series spectrum templates - Carnegie Supernova Project redshift determination / type classification - Subaru/PFS - WISH NIR grism (for low-z) - focusing on early-type hosts (e.g., Dawson+2009, Suzuki +2012) - SN photo-z, photometric typing

20 SN Ia light curves -21 SN Ia light curves (Hsiao template) peak u g ri -20 z absolute magnitude [mag] mag days (rest-frame) t [days]

21 WISH SN Survey Strategy Ultra-Deep Survey (UDS) mag AB -? - N=5-5-10days@rest x (1+z) ~10-20days@z~1 - rolling search N~20 - N - visibility - multi-band ( 3 ) Suzuki+2012 N 1 mag margin WISH WS /07/19,

22 WISH SN Survey Strategy rest-frame I-band - ID: z~<1.4 OK, highest-z NIR AO - N=5 0.2<z<2.2 (filter 0,1,2,3) - ~2.5 SNe Ia [day^-1 deg^-2] --> peak 10 days 40 deg^ SNe Ia - N=10 0.2<z<1.6 (filter 0,1,2,3) - ~1.5 SNe Ia [day^-1 deg^-2] --> peak 10 days x 6 11 deg^ SNe Ia rest-frame H-band - ID: z~<1.4 OK, highest-z NIR AO - N=5 0<z<1.4 (filter 2,3,4,5) - ~1.2 SNe Ia [day^-1 deg^-2] --> peak 10 days 84 deg^ SNe Ia - N=10 0<z<1.0 (filter 2,3,4,5) - ~0.5 SNe Ia [day^-1 deg^-2] --> peak 10 days x 6 34 deg^ SNe Ia

23 WISH SN Survey Strategy rest-frame B-band ( as high-z as possible ): color(b-r) - ID: WISH/ AO(8m, TMT) - N=5 1.0<z<3.0 (filter 0,1,2,3) - ~3 SNe Ia [day^-1 deg^-2] (z>1.5 2 ) <-- --> peak 15 days 22 deg^ SNe Ia (~600 SNe

24 highest-z SN Ia spectra Riess+2007 HST/ACS grism, ~15000? sec z=1.36, 1.39 Morokuma+2010 Subaru/FOCAS, sec z=1.35 HST/ACS images

25 WISH grism spectroscopy for SNe 1.2e-08 1e-08 z= µm f-lambda (arbitary) 8e-09 6e-09 4e-09 SiII: Ia feature - z<1 OK - 1<z<1.5 (Riess+2004, Morokuma+2010) - z>1 (+ 2e-09 AO ) wavelength [um] 0.6 wavelength [µm] + R~ OK + : magab --> z~<1 cf. WFIRST IFU???

26 Contents 1. Ia cosmology 2. Ia / rate 3.

27 SN Ia rate --> progenitor (progenitor system) - cosmology systematics single degenerate and/or double degenerate [SN Ia rate] = [ ] + [ ] SN Ia : metallicity, (Sullivan+2006, ) delay time distribution: Ia (Totani+2008 ) (Ihara+2007), (SPY; Napiwotzki+2001) metallicity effect: high-z Ia rate (Kobayashi & Nomoto 2009, ), z>1.5?? dusty (missing) fraction (Mannucci+2007, )

28 CCSN rate Tanaka+2012 luminous SNe at z>2 (Cooke+2009, Tanaka +2012) dusty SN search (Mannucci+2007) Gravitationally-Lensed SNe (z>2; Goobar+2009, Stanishev+2009) Mannucci+2007 Goobar+2009

29 Ia cosmology systematic error ~ statistical error dust extinction/intrinsic scatter NIR WISH UDS ~>1000 Ia strategy 3 - rest-frame B-band: systematic error 1.0<z<3.0 - rest-frame I-band: systematic error 0.2<z<2.2 - rest-frame H-band: z<1.4 flux calibration key 0.8-2µm grism z<1 OK SN rate(z>1.5 SN Ia rate, luminous SN rate, dusty fraction) Subaru/HSC photo-z ( )

Contents 1. Ia? 2. Ia 3. WISH Ia cosmology 4. WISH Ia + rate 5.

Contents 1. Ia? 2. Ia 3. WISH Ia cosmology 4. WISH Ia + rate 5. Type Ia Supernova Survey w/ WISH Contents 1. Ia? 2. Ia 3. WISH Ia cosmology 4. WISH Ia + rate 5. Contents 1. Ia? 2. Ia 3. WISH Ia cosmology 4. WISH Ia + rate 5. Type Ia Supernova + +?? (single degenerate)?

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