Francisco (moon) facts for kids
Discovery | |||||||
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Discovered by | Matthew J. Holman, John J. Kavelaars, Dan Milisavljevic, and Brett J. Gladman |
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Discovered in | August 13, 2003 | ||||||
Orbital characteristics | |||||||
Semi-major axis | 4,276,000 km | ||||||
Eccentricity | 0.1459 | ||||||
Orbital period | 266.56 d | ||||||
Inclination | 145° (to the ecliptic) | ||||||
Is a moon of | Uranus | ||||||
Physical characteristics | |||||||
Mean diameter | ~22 km (estimate) | ||||||
Surface area | ~1500 km² (estimate) | ||||||
Volume | ~6000 km³ (estimate) | ||||||
Mass | 1.4×1015 kg (estimate) | ||||||
Mean density | ~1.5 g/cm³ (estimate) | ||||||
Surface gravity | ~0.0025 m/s2 (estimate) | ||||||
Escape velocity | ~0.0055 km/s (estimate) | ||||||
Rotation period | ? | ||||||
Axial tilt | ?° | ||||||
Albedo | 0.04 (assumed) | ||||||
Surface temp. |
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Atmospheric pressure | 0 kPa |
Francisco is the closest non-spherical moon of Uranus.
Francisco was found by Matthew J. Holman, et al. and Brett J. Gladman, et al. in 2003 from pictures taken in 2001 and given the designation S/2001 U 3. Confirmed as Uranus XXII, it was named after a lord in William Shakespeare's play The Tempest.
Related pages
- Ephemeris IAU-NSES
- Mean orbital parameters NASA JPL
Images for kids
See also
In Spanish: Francisco (satélite) para niños
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Francisco (moon) Facts for Kids. Kiddle Encyclopedia.