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Table 2.
Geodetic VLBI aberration estimates.
| Software | Data | AX | σ | AY | σ | AZ | σ | RA | σ | Dec | σ | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| μas yr−1 | μas yr−1 | μas yr−1 | deg | deg | |||||||||
| Titov et al. (2011) | Calc/Solve | 2 | 1990–2010 | 6.3 | 0.9 | 0.6 | 0.9 | 0.8 | 0.9 | 263 | 11 | −20 | 12 |
| Titov & Lambert (2013) | Calc/Solve | 2 | 1979–2013 | 6.4 | 0.8 | 0.3 | 0.8 | 0.2 | 0.8 | 266 | 7 | −26 | 7 |
| Xu et al. (2012) | Calc/Solve | 1 | 1980–2011 | 5.2 | 0.5 | 0.1 | 0.5 | 2.7 | 0.5 | 243 | 4 | −11 | 5 |
| Xu (2017) ( * ) | Calc/Solve | 1 | 1980–2016 | 6.0 | 0.3 | 1.0 | 0.4 | 0.0 | 0.4 | 271 | 3 | −21 | 4 |
| MacMillan (2014) | Calc/Solve | 1 | 1979–2014 | 5.3 | 0.4 | 1.5 | 0.5 | 0.9 | 0.4 | 267 | 4 | −11 | 6 |
| MacMillan (2017) ( * ) | Calc/Solve | 1 | 1979–2016 | 5.7 | 0.3 | 0.9 | 0.4 | −0.2 | 0.3 | 273 | 3 | −22 | 5 |
| Titov & Krásná (2018) | VieVS | 1 | 1979–2016 | 6.0 | 0.3 | 0.6 | 0.1 | 1.2 | 0.1 | 260 | 2 | −18 | 4 |
| Titov & Krásná (2018) | VieVS | 1 | 1993–2016 | 5.4 | 0.3 | 0.4 | 0.2 | −0.4 | 0.1 | 273 | 4 | −27 | 8 |
| Titov & Krásná (2018) | VieVS | 3 | 1979–2016 | 5.1 | 0.2 | 0.0 | 0.1 | v1.2 | 0.1 | 281 | 3 | −35 | 3 |
| ICRF3, 2018 ( * ) | Calc/Solve | 1 | 1979–2018 | 5.8 | 0.3 | 0.9 | 0.3 | 0.2 | 0.3 | 270 | 3 | −21 | 5 |
Notes. AG = AX. 3rd column refers to the solution methods that are described in Sect. 5. ( * )WG8 investigation solution.
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