NSEA · Spherical Trigonometry · Quiz
5 real NSEA questions on Spherical Trigonometry. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.
Question 1 of 2
HARDTwo stars A and B have celestial coordinates (α₁ = 3h 20m, δ₁ = +40°) and (α₂ = 5h 40m, δ₂ = +30°) respectively. What is the approximate angular separation between them?