Labels:amusement park | circle | monitor | sky OCR: MBRIEL Data Mean distance from center of planet: 165, 500 mi. (266 300 km) Inclination 01 axis Rotat ion period 44 days Orbital period days Orbital eccentricity 0.004 Orbital inclination TC planet S equator: 0.0 Diameter: 727 mi. 1. 169 km) Mass: 1.33 X 1021 kg Density 51 g/ /cm 3 Escape velocity: 0.34 mi (0.54 km) per second Maximum apparent diameter as seen from the planet: 1412 UMBRIEL liameter seer