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Table 1.
Titan upper atmosphere energy sources. Adapted from Sittler et al. (2009).
| Energy source | Energy flux (erg/cm2/s) | Global input (Watts)4 | Comments |
|---|---|---|---|
| Plasma protons | 1.6 × 10−4 | 3.4 × 107 | Magnetized |
| Plasma electrons | 1.6 × 10−4 | 3.4 × 107 | Magnetized |
| Plasma heavy ions | 1.5 × 10−3 | 3.2 × 108 | Unmagnetized |
| Energetic ions | 5.0 × 10−4–1.0 × 10−2 | 1.05 × 108–2.0 × 109 | 27 < Ep < 225 keV |
| Energetic electrons | 2.0 × 10−4 | 4.0 × 107 | 28 < Ee < 533 keV |
| UV airglow | 1.6 × 10−3 | 3.5 × 108 | Altitude ~ 1300 km |
| UV ionization | 1.6 × 10−4 | 3.4 × 107 | Altitude ~ 1300 km |
| GCR | 1.6 × 10−4–2.7 × 10−3 | 3.2 × 107–5.4 × 108 | |
| Dust | 1.8 × 10−3 | 1.8 × 108 | Interplanetary dust |
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