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Table 1
The development of reconstructions of annual means of near-Earth space conditions from observations of geomagnetic activity and from models using sunspot number observations as input
| From geomagnetic data | Modelled using sunspot data | |
|---|---|---|
| Dates | ∼1845–present | ∼1640–present |
| Open Solar Flux (OSF), FS | Lockwood et al. (1999) | Solanki et al. (2000) |
| Lockwood (2003) | ||
| Owens and Lockwood (2012) | ||
| Photospheric flux | Solanki et al. (2002) | |
| Vieira and Solanki (2010) | ||
| IMF field strength, B and Solar wind speed VSW | Svalgaard and Cliver (2005) | |
| Rouillard et al. (2007) | ||
| Lockwood and Owens (2011) | ||
| Lockwood et al. (2014a) | ||
| Streamer Belt Width and OSF | Lockwood and Owens (2014) | |
| IMF field strength, B | Owens et al. (2016a) | Owens et al. (2017) |
| Rahmanifard et al. (2017) | ||
| IMF field strength, B and | Owens et al. (2017) | |
| Solar wind speed VSW | ||
| Solar wind number density, NSW | ||
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