Separation L

600 km

Within L_max

L / L_max

0.50

Channel fidelity: 100%

CHSH value S

2.83

Violates Bell bound (2.0)

Separation

12 m1,200 km384,000 km55 M km4.2 ly

Aspect12 m (1982)

Vienna600 m (2017)

Micius1,200 km (2017)

Lunar384,000 km (proposed)

Mars55 M km (proposed)