Chapter 1
Data baby!! DATA...
erDiagram Coordinate ||--|{ RightAscension : hours Coordinate ||--|{ Declination : degrees Current only one to zero or more Coordinate : f64 Target only one to zero or more Coordinate : f64 Home only one to zero or more Coordinate : f64 Park only one to zero or more Coordinate : f64 Current only one to zero or more Motor : f64 Target only one to zero or more Motor : f64 Home only one to zero or more Motor : f64 Park only one to zero or more Motor : f64 Coordinate { f64 RightAscension f64 Declination } RightAscension { i32 hours i32 minutes f64 seconds } Declination { i32 degrees i32 arcminutes f64 arcseconds } Motor { i32 position i32 direction }