/* * Returns the absolute difference of PA in interval from 0 to 180 degrees */ public double AbsoluteDifferenceDeg(PositionAngle otherPositionAngle) { double differenceDeg = Math.Abs(m_positionAngleDeg - otherPositionAngle.m_positionAngleDeg); while (differenceDeg > 180) { differenceDeg = Math.Abs(differenceDeg - 360); } return(differenceDeg); }
public SkyPosition GetTargetPosition(PositionAngle positionAngle, double distanceInDegrees) { m_positionAngle = positionAngle; m_distanceInDegrees = distanceInDegrees; if ((distanceInDegrees < 0.1) && (m_cosDec > 0.1)) { // for small distances and declination below 84, use the simple method // usable for most of the asteroids return(_GetSimpleTargetPosition()); } else { return(_GetPreciseTargetPosition()); } }
public SkyPosition GetTargetPosition(PositionAngle positionAngle, double distanceInDegrees) { PositionExtrapolator positionExtrapolator = new PositionExtrapolator(this); return(positionExtrapolator.GetTargetPosition(positionAngle, distanceInDegrees)); }
public bool IsPositionAngleInTolerance(PositionAngle otherPositionAngle, double toleranceDeg) { double positionAngleDifference = AbsoluteDifferenceDeg(otherPositionAngle); return(positionAngleDifference < toleranceDeg); }