def bearing_to(self, point):
"""Return the bearing to another point"""
delta_long = point.long_radians - self.long_radians
y = sin(delta_long) * cos(point.lat_radians)
x = (
cos(self.lat_radians) * sin(point.lat_radians) -
sin(self.lat_radians) * cos(point.lat_radians) * cos(delta_long)
)
radians = math.atan2(y, x)
return Bearing.from_radians(radians)
