Open Access
Table 2.
Summary of the seismic simulation.
Steps | Input | Output | Equations | |
---|---|---|---|---|
[0] | νmax from stellar parameters | M, R, Teff, or log g | νmax | (1) |
[1.1] | Oscillation signal and granulation background | νmax | Hmax, Bmax | (4), (5) |
[1.2] | Instrumental noise | m, Bsys, Bpho, Badd | Bnoise | (6) + Table 1 |
[1.3] | Height-to-background ratio | Hmax, Bmax, Bnoise | ℛ | (3) |
[2.1H] | Raw performance index (≤RGB stage) | ℛ, νmax, 𝒟 | ℰ | (7) |
[2.1He] | Raw performance index (≥RC stage) | ℛ, νmax, 𝒟 | ℰ | (8) |
[2.2] | Damping close to the instability strip | M, Teff, νmax | κ | (9) |
[2.3] | Seismic index | ℰ, κ | ℰκ = κ ℰ | |
[3.1] | Detection threshold | νmax | ℰdet | (12) |
[3.2] | Thresholds: evolutionary stage, rotation | νmax | ℰmix, ℰΔΠ, ℰrot | (13)–(15) |
[3.3] | Thresholds: relative mass uncertainty | νmax, xM | ℰM | (21) |
[4.1] | Positive seismic detection | ℰκ, ℰdet | ℰκ ≥ ℰdet | |
[4.2] | Seismic performance | ℰκ, ℰmix, ℰΔΠ, ℰrot, ℰM | ℰκ ≥ ℰmix, or ℰκ ≥ … |
Notes. The independent variables are the stellar parameters M, R, Teff, the stellar magnitude m, the instrumental noise contributions Bsys, Bpho and Badd, and the observation length 𝒟 (see Table 3).
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.