Convert nanoradian to quadrant
Selected category: angle.
Definition and details for nanoradian:
Nanoradian (nrad) is a unit of angle measurement equal to 10-9 radian, or about 0.209 milliarcsecond (mas). Such tiny angles are used from astronomers and geologists.
Definition and details for quadrant:
Quadrant (quad) is a unit of angle measurement equal to 90 deg, or π/2, or 1 right angle.