1 2013 11 31
1 4 1.1 11................................. 4 2 5 2.1....................................... 5 2.1.1........................................ 5 2.1.2........................................ 5 2.1.3.................................... 5 2.2........................................ 5 2.2.1........................................ 5 2.2.2................................. 5 2.2.3........................... 5 2.2.4................................... 5 2.2.5........................................ 6 2.3........................................ 6 2.3.1.......................... 6 2.3.2................................. 6 2.3.3...................................... 6 2.3.4........................................ 8 2.4.................................... 8 2.4.1.................................... 8 2.4.2................................... 9 2.4.3................................. 9 3 9 3.1 XMM-Newton...................................... 9 4 9 4.1 LMC X-3........................................... 9 4.2 NGC6946 X-1......................................... 9 5 10 5.1............................................ 10 5.2............................................ 10 5.3......................................... 10 5.4.............................. 11 5.4.1 diskbb......................................... 11 5.4.2 powerlaw....................................... 12 5.4.3 phabs, wabs...................................... 12 6 13 6.1 LMC X-3........................................... 13 6.1.1........................................ 13 6.1.2..................................... 14 6.1.3..................................... 14
6.1.4.................................... 15 6.1.5........................................ 15 6.2 NGC6946 X-1......................................... 16 6.2.1........................................ 16 6.2.2..................................... 17 6.2.3.................................... 18 7 18 8 18
1 LMC X-3 diskbb+powerlaw LMC X-3 1.1 11
2 2.1 2.1.1 8M 2.1.2 10[km] 2.1.3 2.2 2.2.1 2.2.2 ( ) 2.2.3 2.2.4
2.2.5 T R( ) B( ) = 2hc2 1 5 e ( hc kt ) 1 (1) 4 5800K L = 4πR 2 σt 4 (2) 2.3 2.3.1 X ( ) X ( ) 2.3.2 r d dt ( dτ = 1 R s r ) 1 2 dt (3) R s M J Q Q = 0 J = 0 Q = 0 J 0 2.3.3
ψ eff = GM r r 1 GM r r 2 1 2 ω r 2 (4) 1: 1,2 4:1 (Frank et al. 2002 ) 1 L 1 ( 2) 2: S L 1
2.3.4 2 M : v = GM GM, : ω = r r 3, : L = GM r (5) E = 1 V (6) 2 Ṁ L disk = 1 GMṀ (7) 2 r s 2.4 2.4.1 F = σts 4 = 3 ( GMṀ 8π r 3 1 ) rs r σ, T s, r s (8)
2.4.2 2.4.3 3 X 3.1 XMM-Newton (ESA) X 1999 2 2013 0.2KeV 12KeV 4 4.1 LMC X-3 X (LMC X-3) 17 ( 52pc) 7 9M 2000 2 7 8 15548 sec 4.2 NGC6946 X-1 NGC6946 X diskbb+powerlaw
5 5.1 XMM-Newton 2 ODF(Observation Data Files) PPS(Pipeline Processing) ODF PPS 5.2 PPS 3: 5.3
4:. LMC X-3. 5.4 5.4.1 diskbb T in norm diskbb T in, r in T (r) 4 1 r 3 (9) Stefan-Boltzmann L disk T (r) = T in ( r r in ) 3 4 (10) L disk = 4πr 2 inσt 4 in (11) L disk fluxf disk, θ, D L disk = 2πD2 f disk cosθ (12) fluxf disk norm f disk = 2σ ( r in D )2 cosθt 4 in (13) K = ( r in D )2 cosθ (14)
5.4.2 powerlaw, X A(E) = KE Γ (15) K, Γ photon index 5.4.3 phabs, wabs n H M(E) = exp[n H σ(e)] (16) σ(e) phabs,wabs
6 6.1 LMC X-3 6.1.1 40 20 5: LMC X-3(mos1) 6: 200 1200 KeV 7: 8:
6.1.2 9: LMC X-3(mos1) 6.1.3 10: 40 11: 20 40
6.1.4 12: model:phabs*diskbb 13: model:wabs*(phabs+diskbb) wabs*(phabs+diskbb) wabs nh 6.81521E-02(10 22 ) powerlaw PhoIndex 2.34293 powerlaw norm 3.26286E 02 diskbb T in 0.865664(KeV) diskbb norm 29.1996 Reduced chi-squared = 1.1816 LMC X-3 6.1.5 = 67 D 50Kpc R in = 43.2km 14.4km M = 4.4M
6.2 NGC6946 X-1 6.2.1 200 1200 KeV 12 17 14: mos1 15: 12 mos2,pn mos1 16: mos2 17: PN
6.2.2 mos2.pn 18: mos1( ) 19: mos1( ) 20: mos2( ) 21: PN( )
6.2.3 mos1 22: model:phabs*(diskbb+powerlaw) phabs*(phabs+diskbb) wabs nh 0.751100(10 22 ) powerlaw PhoIndex 6.15994 powerlaw norm 1.45160E 03 diskbb T in 1.50129(KeV) diskbb norm 4.85241E-03 Reduced chi-squared = 1.341 7 NGC6946 mos2,pn LMC X-3 Perl 8 8.. 2. http://www.astro.isas.ac.jp/suzaku/index.html.ja Rao, Fengyun;Feng, Hua;Kaaret, Philip Detection of Strong Short-term Variability in NGC 6946 X-1