Back 4055 Magellan (كويكب) ARZ (4055) Magellan BAR (4055) Магеллан CE (4055) Magellan German 4055 Μαγγελάνος Greek 4055 Magelano Esperanto (4055) Magallanes Spanish ماژلان ۴۰۵۵ Persian (4055) Magellan French 4055 Magellan Hungarian
| Discovery [1] | |
|---|---|
| Discovered by | E. Helin |
| Discovery site | Palomar Obs. |
| Discovery date | 24 February 1985 |
| Designations | |
| (4055) Magellan | |
| Pronunciation | US: /məˈdʒɛlən/, UK: /məˈɡɛlən/[2] |
Named after | Ferdinand Magellan (Portuguese navigator)[3] |
| 1985 DO2 · 1988 OG | |
| NEO · Amor [1][4] | |
| Orbital characteristics [1] | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 32.40 yr (11,835 days) |
| Aphelion | 2.4140 AU |
| Perihelion | 1.2270 AU |
| 1.8205 AU | |
| Eccentricity | 0.3260 |
| 2.46 yr (897 days) | |
| 303.89° | |
| 0° 24m 4.68s / day | |
| Inclination | 23.251° |
| 164.85° | |
| 154.36° | |
| Earth MOID | 0.2398 AU · 93.4 LD |
| Physical characteristics | |
| Dimensions | 2.204±0.078 km[5] 2.49 km[6] 2.781±0.147 km[7] |
| 6.384±0.005 h[8] 7.475±0.001 h[a] 7.479±0.001 h[9] 7.4805±0.0013 h[10] 7.48202±0.0001 h[11] 7.488±0.001[12] 7.496±0.005 h[13] | |
| 0.31[6][12] 0.330±0.067[7] 0.36±0.27[14] 0.415±0.071[5] | |
| V (Tholen) [1] V (SMASS) [1] V [15][16][17][18][19] | |
| 14.00[18] · 14.45±0.2 (R)[a] · 14.515±0.002 (R)[10] · 14.6[7] · 14.64±0.56[17] · 14.7[1] · 14.9[6][19] · 14.90±0.3[5] | |
4055 Magellan, provisional designation 1985 DO2, is a bright asteroid and near-Earth object of the Amor group. It is approximately 2.5 kilometers in diameter, and its orbit is moderately eccentric. It was discovered on 24 February 1985, by American astronomer Eleanor Helin at Palomar Observatory in California, United States.[4] It was later named for Portuguese explorer Ferdinand Magellan.[3]
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