void UpdateReletiveTargetData(object Sender, UpdateEventArgs e) // Only works in atmosphere
{
Vector3D PlanetPos;
Cockpit.TryGetPlanetPosition(out PlanetPos);
Vector3D MePos = Me.CubeGrid.GetPosition();
Vector3D TargetPos = LastTargetData.HitPosition ?? MePos;
Vector3D MeVelocity = Cockpit.GetShipVelocities().LinearVelocity;
Vector3D MeGravity = Cockpit.GetNaturalGravity();
double Distance = Vector3D.Distance(TargetPos, MePos);
double MeHeight = Vector3D.Distance(MePos, PlanetPos);
double TargetHeight = Vector3D.Distance(TargetPos, PlanetPos);
double RelativeTargetHeight = TargetHeight - MeHeight; // Should be negative when aircraft is above
Vector3D RelativePlanetPos = PlanetPos - MePos;
Vector3D MeRelativeGroundPos = RelativePlanetPos * (-RelativeTargetHeight / MeHeight);
Vector3D MeGroundPos = MePos + MeRelativeGroundPos;
Vector3D GroundPosToTarget = TargetPos - MeGroundPos;
double S, U, V, A, T; // Equations of motion in SUVAT notation.
T = ProjectileGroundInterceptTime(RelativeTargetHeight, Cockpit.GetShipVelocities().LinearVelocity, Cockpit.GetNaturalGravity());
S = ProjectileLateralTravelDistance(T, GroundPosToTarget, Cockpit.GetShipVelocities().LinearVelocity);
double GroundDistanceToDrop = Vector3D.Distance(MeGroundPos, TargetPos) - S;
double TimeUntilDrop = GroundDistanceToDrop / Cockpit.GetShipVelocities().LinearVelocity.Dot(Vector3D.Normalize(GroundPosToTarget));
Vector3D RelativePlanetPosFromTarget = PlanetPos - MePos;
Vector3D ToRight = Vector3D.Normalize(GroundPosToTarget.Cross(MeGravity));
double ToRightCorrection = Vector3D.Normalize(MeVelocity).Dot(ToRight);
double ToRightCorrectionAngle = Math.Asin(ToRightCorrection) / Math.PI * 180;
string ToRightText = ToRightCorrectionAngle >= 0 ? "Right" : "Left";
ConsoleBuffers["ToRightCorrectionAngle"] = $"To {ToRightText}: {Math.Abs(ToRightCorrectionAngle):F1}°";
ConsoleBuffers["TimeUntilDrop"] = $"Time until Drop: {TimeUntilDrop:F1}s";
ConsoleBuffers["GroundDistanceUntillDrop"] = $"Distance until Drop: {GroundDistanceToDrop:F1}m";
}