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Table 1.
Angular position, horizontal motion, and duration of bright grains.
| Id | Angle | Speed | Lifetime |
|---|---|---|---|
| A.1 | 57.79°DC | 3.6 km/s | 42.13 s |
| A.2 | 57.79°DC | 3.5 km/s | 71.74 s |
| B | 24.10°DC | 2.3 km/s | 80.01 s |
| C | 4.79°DC | 2.1 km/s | 103.20 s |
| D | 24.10°DC | 3.3 km/s | 64.81 s |
| E | 41.03°DC | 3.0 km/s | 80.81 s |
| F | 24.10°DC | 2.5 km/s | 77.08 s |
| G | −17.08°DC | 2.0 km/s | 51.74 s |
| Limb-side grains | 2.97 km/s | 71,44 s | |
| H | 159.10°DC | 1.2 km/s | 186.40 s |
| I | 159.10°DC | 1.8 km/s | 111.48 s |
| Disc center-side grains | 1.47 km/s | 148.94 s | |
Notes. Track angle (with respect to disk center), apparent horizontal speed, and lifetime of the bright grains shown in Figure 2.
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