OrbitalElements = object
  id*: int
  name*: string
  o*: float64
  i*: float64
  w*: float64
  a*: float64
  e*: float64
  m*: float64
  n*: float64

OrbitalVectors = object
  pos*: DVec3
  vel*: DVec3
  time*: float64

simpleElements = to(parseJson(elementsData, false, false), seq[OrbitalElements])

AU = 149597870700.0

C = 299792458

DAY = 86400

G = 6.67259e-11

J2000 = 2451544.5

JULIAN_CENTURY = 3155760000

JULIAN_YEAR = 31557600.0

KM = 1000.0

Y2000 = 946684800.0

proc period(oe: OrbitalElements): float64 {....raises: [], tags: [].}

proc posAt(orbitalElements: OrbitalElements; time: float64): DVec3 {....raises: [],
    tags: [].}

proc rev(x: float64): float64 {....raises: [], tags: [].}

proc toDegrees(rad: float): float {....raises: [], tags: [].}

proc toJulianDate(time: float64): float64 {....raises: [], tags: [].}

proc toRadians(deg: float): float {....raises: [], tags: [].}