Table 1
Overview of missions with ISD measurements, period and distance to the Sun.
| Mission | Period | Distance interval | Reference |
| (AU) | |||
|
|
|||
| Helios | 1974–1980 | 0.3–1 | 1 |
| Ulysses | 1992–2007 | 2.5–5.4 | 2, 3, 4, 5 |
| Galileo | 1989–1996 | 0.7–5.4 | 6, 7 |
| Cassini | 1999 | 0.7–1.2 | 8 |
| Stardust | 1999–2003 | 1–2.7 | 9 |
References. (1) Altobelli et al. (2006); (2) Grün et al. (1994); (3) Baguhl et al. (1996); (4) Landgraf et al. (2000); (5) Krüger et al. (2007); (6) Baguhl et al. (1996), (7) Altobelli et al. (2005); (8) Altobelli et al. (2003); (9) Krüger et al. (2004).
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