STELab Velocity & Cambridge g-Level: CR 1884 (strict corotation) STELab Velocity & Cambridge g-level: CR 1884-1886 (time-dependent) STELab Velocity & g-level: CR 1965 (time-dependent) Helios 1 and Helios 2: CR 1653 (strict corotation) Helios 1 and Helios 2: CR 1653 (time-dependent) Helios 2: CR 1681 (time-dependent)