Alternis Kronometer

Joys: Orbital Period of Jool. (15.23 weeks, roughly one stock Kerbin year.)
Rotes: Rotational Period and Orbital Period of Kerbin. (58.86 hours)
Sours: 1/60 of a Rote, 0.98 real hours. (Etymology: Sixtieth + Hour = Sour)
Minutes: 1/60 of a Sour, 0.98 real minutes.
Ticks: 1/60 of a Minute, 0.98 real seconds.