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Charon (muin)
From Wikipedia, the free encyclopedia
Charon, cried (134340) Pluto I an aw,[1] is the lairgest satellite o the dwarf planet Pluto.
![]() | The "Scots" that wis uised in this airticle wis written bi a body that haesna a guid grip on the leid. Please mak this airticle mair better gin ye can. (Januar 2021) |
Quick Facts Discovery, Discovered bi ...
![]() Charon photographed bi the New Horizons probe in Julie 2015. | |
Discovery | |
---|---|
Discovered bi | James W. Christy |
Discovery date | Juin 22, 1978 |
Designations | |
Pronunciation | /ˈʃærən/ or /ˈkɛərən/[note 1] |
Named after | Charon |
Alternative names | (7005134340000000000♠134340) Pluto I[1] |
Adjectives | Charonian |
Orbital chairactereestics [2] | |
Epoch 7006245260050000000♠2452600.5 | |
7007175360000000000♠17536±4 km tae seestem barycenter, 7007195710000000000♠19571±4 km tae the center ofPluto | |
Eccentricity | 0.00[3] |
Orbital period | 7005551856706559999♠6.3872304±0.0000011 d (6 d, 9 h, 17 m, 36.7 ± 0.1 s) |
Average orbital speed | 0.21 km/s[note 2] |
Inclination | 6995174532925199433♠0.001° (tae Pluto's equator) 7000208725670575254♠119.591°±0.014° (tae Pluto's orbit) 7000196843469027676♠112.783°±0.014° (tae the ecliptic) |
Longitude o ascendin node | 7000389288708340328♠223.046°±0.014° (tae vernal equinox) |
Satellite o | Pluto |
Pheesical chairacteristics | |
Mean radius | 7005603500000000000♠603.5±1.5 km[4] (0.095 Earths) |
Surface aurie | 7012458000000000000♠4.58×106 km2 |
Vollum | 7017902699999999999♠9.027×108 km3 (6996800000000000000♠0.0008 Earths)[5] |
Mass | 7021152000000000000♠(1.52±0.06)×1021 kg[2] (6996254000000000000♠2.54×10−4 Earths) (11.6% of Pluto) |
Mean density | 7003165000000000000♠1.65±0.06 g/cm3[2] |
Surface gravity | 6999278000000000000♠0.278 m/s2 |
Escape velocity | 7002580000000000000♠0.580 km/s 0.36 mi/s |
synchronous | |
Axial tilt | zero? |
Albedo | from 0.36 to 0.39 |
Temperatur | 7001531499999999999♠−220 °C (7001530000000000000♠53 K) |
Apparent magnitude | 16.8[6] |
1[7] | |
Angular diameter | 55 milli-arcsec[8] |
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