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Table 5
The averaged SN Ia rate for the different channels separately and combined (the overall SN Ia rate) for different time intervals, assuming a starburst, calculated with our standard model (Sect. 2) and the models from our parameter study (Table 1).
DD | SDH | SDHea | SNe Ia | |||||||||||||
Time interval (Gyr): | 0−0.1 | 0.1−0.3 | 0.3−1 | 1−10 | 0−0.1 | 0.1−0.3 | 0.3−1 | 1−10 | 0−0.1 | 0.1−0.3 | 0.3−1 | 0−0.1 | 0.1−0.3 | 0.3−1 | 1−10 | |
Model | ||||||||||||||||
Standard (N = 150) | 2.2e-5 | 0.052 | 0.27 | 0.023 | 0.0 | 0.028 | 0.0045 | 6.1e-8 | 0.085 | 0.033 | 0.0 | 0.085 | 0.11 | 0.28 | 0.023 | |
Standard (N = 100) | 0.0 | 0.056 | 0.27 | 0.023 | 0.0 | 0.028 | 0.0046 | 0.0 | 0.084 | 0.031 | 0.0 | 0.084 | 0.11 | 0.28 | 0.023 | |
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A1 | αce = 0.2 | 0.0 | 0.026 | 0.034 | 0.0015 | 0.018 | 0.30 | 0.038 | 1.4e-4 | 0.20 | 0.069 | 0.0 | 0.22 | 0.39 | 0.073 | 0.0016 |
A2 | αce = 0.5 | 0.0 | 0.12 | 0.17 | 0.0078 | 0.0 | 0.037 | 0.0085 | 6.2e-7 | 0.11 | 0.055 | 0.0 | 0.11 | 0.21 | 0.17 | 0.0078 |
A3 | αce = 3 | 0.0020 | 0.047 | 0.059 | 0.017 | 0.0 | 0.0 | 1.2e-4 | 7.8e-7 | 0.20 | 0.021 | 0.0 | 0.20 | 0.068 | 0.059 | 0.017 |
A4 | αce = 10 | 6.9e-5 | 0.0026 | 0.021 | 0.0057 | 0.0 | 0.0 | 1.3e-4 | 8.2e-5 | 0.021 | 0.049 | 0.0 | 0.021 | 0.052 | 0.021 | 0.0058 |
B1 | λce = 1 | 0.0 | 0.16 | 0.34 | 0.018 | 0.0 | 0.035 | 0.0056 | 0.0 | 0.045 | 0.026 | 0.0 | 0.045 | 0.22 | 0.35 | 0.018 |
B2 | λion = 0.5 | 0.0 | 0.067 | 0.27 | 0.025 | 0.0 | 0.024 | 0.0041 | 5.0e-6 | 0.080 | 0.031 | 0.0 | 0.080 | 0.12 | 0.27 | 0.025 |
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C | Qcrit,He−HG = Qcrit,He−GB | 0.059 | 0.31 | 0.061 | 0.0087 | 6.7e-5 | 0.028 | 0.0046 | 0.0 | 0.075 | 0.031 | 0.0 | 0.13 | 0.37 | 0.066 | 0.0087 |
D | Qcrit,HG = 0.5 | 0.0 | 0.037 | 0.19 | 0.019 | 0.0 | 0.023 | 0.0039 | 0.0 | 0.079 | 0.016 | 0.0 | 0.079 | 0.077 | 0.20 | 0.019 |
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E1 | σ = 1 | 0.0 | 0.053 | 0.20 | 0.022 | 0.0 | 0.023 | 0.0027 | 0.0 | 0.087 | 0.037 | 0.0 | 0.087 | 0.11 | 0.21 | 0.022 |
E2 | σ = 1000 | 7.5e-5 | 0.070 | 0.34 | 0.024 | 0.0 | 0.028 | 0.0044 | 0.0 | 0.11 | 0.024 | 0.0 | 0.11 | 0.12 | 0.35 | 0.024 |
F1 | ηH = 1, ηHe = 1 | 0.0 | 0.055 | 0.26 | 0.017 | 0.0023 | 0.39 | 0.62 | 0.089 | 0.93 | 0.35 | 2.0e-4 | 0.93 | 0.80 | 0.89 | 0.11 |
F2 | ηH = 1, ηHe = 1, σ → ∞ | 0.0 | 0.060 | 0.34 | 0.015 | 0.0026 | 0.38 | 0.60 | 0.090 | 1.5 | 0.72 | 1.9e-4 | 1.5 | 1.2 | 0.94 | 0.10 |
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G | γ (Jorb, wind) = 2 | 0.0 | 0.074 | 0.31 | 0.026 | 0.0 | 0.028 | 0.0046 | 1.1e-4 | 0.099 | 0.034 | 0.0 | 0.099 | 0.14 | 0.32 | 0.026 |
H1 | γ (Jorb, RLOF) = Ma/Md | 0.0 | 0.066 | 0.30 | 0.026 | 0.0 | 0.029 | 0.0051 | 0.0 | 0.092 | 0.048 | 0.0 | 0.092 | 0.14 | 0.30 | 0.026 |
H2 | γ (Jorb, RLOF) = 2 | 7.6e-5 | 0.075 | 0.28 | 0.019 | 0.0 | 0.028 | 0.0060 | 0.0 | 0.076 | 0.018 | 0.0 | 0.076 | 0.12 | 0.29 | 0.019 |
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I | η (Reimers 1975) = 5 | 1.4e-4 | 0.081 | 0.36 | 0.020 | 0.0 | 0.027 | 0.0045 | 2.6e-7 | 0.063 | 0.011 | 0.0 | 0.064 | 0.12 | 0.37 | 0.020 |
J1 | TP-AGB (Karakas et al. 2002) | 0.0 | 0.058 | 0.27 | 0.023 | 0.0 | 0.028 | 0.0045 | 0.0 | 0.083 | 0.032 | 0.0 | 0.083 | 0.12 | 0.27 | 0.023 |
J2 | TP-AGB (Reimers 1975, η = 1) | 0.0 | 0.067 | 0.29 | 0.024 | 0.0 | 0.028 | 0.0046 | 1.9e-6 | 0.084 | 0.032 | 0.0 | 0.084 | 0.13 | 0.30 | 0.024 |
J3 | TP-AGB (Bloecker 1995) | 0.0 | 0.057 | 0.26 | 0.022 | 0.0 | 0.028 | 0.0045 | 0.0 | 0.082 | 0.032 | 0.0 | 0.082 | 0.12 | 0.26 | 0.022 |
J4 | TP-AGB (van Loon et al. 2005) | 0.0 | 0.063 | 0.27 | 0.024 | 0.0 | 0.028 | 0.0045 | 0.0 | 0.083 | 0.032 | 0.0 | 0.083 | 0.12 | 0.28 | 0.024 |
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K | CE accretion = 0.05 M⊙ | 0.0 | 0.058 | 0.27 | 0.026 | 0.0 | 0.027 | 0.0049 | 0.0 | 0.084 | 0.032 | 0.0 | 0.084 | 0.12 | 0.27 | 0.026 |
L | Bondi-Hoyle efficiency αBH = 5 | 0.0 | 0.061 | 0.29 | 0.023 | 0.0 | 0.028 | 0.0046 | 6.2e-7 | 0.088 | 0.034 | 0.0 | 0.088 | 0.12 | 0.29 | 0.023 |
M | B (CRAP) = 1e3 | 2.8e-4 | 0.061 | 0.31 | 0.017 | 0.0 | 0.028 | 0.0045 | 0.0 | 0.056 | 0.0058 | 0.0 | 0.056 | 0.095 | 0.32 | 0.017 |
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N1 |
φ(qi) ∝
![]() |
0.0 | 0.015 | 0.075 | 0.0070 | 0.0 | 0.011 | 0.0024 | 0.0 | 0.024 | 0.011 | 0.0 | 0.024 | 0.038 | 0.077 | 0.0070 |
N2 |
φ(qi) ∝
![]() |
0.0 | 0.038 | 0.18 | 0.016 | 0.0 | 0.023 | 0.0043 | 0.0 | 0.060 | 0.025 | 0.0 | 0.060 | 0.086 | 0.19 | 0.016 |
N3 |
φ(qi) ∝
![]() |
0.0 | 0.042 | 0.20 | 0.018 | 0.0 | 0.025 | 0.0045 | 0.0 | 0.066 | 0.027 | 0.0 | 0.066 | 0.093 | 0.21 | 0.018 |
N4 |
φ(qi) ∝
![]() |
0.0 | 0.068 | 0.34 | 0.027 | 0.0 | 0.027 | 0.0039 | 0.0 | 0.096 | 0.032 | 0.0 | 0.096 | 0.13 | 0.34 | 0.027 |
N5 |
φ(qi) ∝
![]() |
0.0 | 0.077 | 0.39 | 0.029 | 0.0 | 0.024 | 0.0030 | 0.0 | 0.10 | 0.030 | 0.0 | 0.10 | 0.13 | 0.39 | 0.029 |
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O1 | ψ(M1,i) (Scalo 1998) | 0.0 | 0.072 | 0.35 | 0.030 | 0.0 | 0.036 | 0.0059 | 0.0 | 0.11 | 0.041 | 0.0 | 0.11 | 0.15 | 0.36 | 0.030 |
O2 | ψ(M1,i) (Kroupa 2001) | 0.0 | 0.079 | 0.36 | 0.032 | 0.0 | 0.044 | 0.0074 | 0.0 | 0.14 | 0.051 | 0.0 | 0.14 | 0.17 | 0.37 | 0.032 |
O3 | ψ(M1,i) (Chabrier 2003) | 0.0 | 0.083 | 0.38 | 0.034 | 0.0 | 0.047 | 0.0078 | 0.0 | 0.15 | 0.054 | 0.0 | 0.15 | 0.18 | 0.39 | 0.034 |
O4 | ψ(M1,i) (Bell et al. 2003) | 0.0 | 0.079 | 0.37 | 0.033 | 0.0 | 0.044 | 0.0074 | 0.0 | 0.14 | 0.051 | 0.0 | 0.14 | 0.17 | 0.37 | 0.033 |
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P | Qcrit,He−HG = Qcrit,He−GB, αce = 0.2 | 0.0 | 0.012 | 0.028 | 0.0015 | 0.018 | 0.30 | 0.038 | 1.4e-4 | 0.17 | 0.069 | 0.0 | 0.19 | 0.38 | 0.066 | 0.0016 |
Q | γ (Jorb, wind) = 2, αBH = 5 | 0.0 | 0.076 | 0.31 | 0.025 | 0.0 | 0.028 | 0.0046 | 1.1e-4 | 0.10 | 0.036 | 0.0 | 0.10 | 0.14 | 0.32 | 0.025 |
R | ψ(M1) (Chabrier 2003), φ(q) ∝q1 | 0.0 | 0.11 | 0.53 | 0.043 | 0.0 | 0.040 | 0.0051 | 0.0 | 0.17 | 0.051 | 0.0 | 0.17 | 0.20 | 0.53 | 0.043 |
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