Global Information2014 MT69 information
 Discovery image sequence | |
| Discovery[1] | |
|---|---|
| Discovered by | New Horizons KBO Search |
| Discovery site | Hubble Space Telescope |
| Discovery date | 24 June 2014 |
| Designations | |
MPC designation | 2014 MT69 |
Alternative designations | 0720090F[2] · 7[3][4] |
Minor planet category | TNO[5] · cubewano[6] distant[1] |
| Orbital characteristics[5] | |
| Epoch 18 July 2014 (JD 2456856.5) | |
| Uncertainty parameter 9 | |
| Observation arc | 40 days |
| Aphelion | 47.720 AU |
| Perihelion | 38.741 AU |
Semi-major axis | 43.231 AU |
| Eccentricity | 0.1038 |
Orbital period (sidereal) | 284.25 yr (103,822 d) |
Mean anomaly | 275.33° |
Mean motion | 0° 0m 12.6s ± 0° 6m 46.152s / day |
| Inclination | 3.2251° |
Longitude of ascending node | 140.95° |
Argument of perihelion | 235.94° |
| Physical characteristics | |
Mean diameter | 20 km (est.)[6] 27–92 km[7] |
Geometric albedo | 0.09 (est.)[6] 0.04–0.15[4] |
Apparent magnitude | 27.4[4] |
Absolute magnitude (H) | 11.7[5] |
2014 MT69 (internally designated 0720090F in the context of the Hubble Space Telescope, and 7 in the context of the New Horizons mission) is a cold classical Kuiper belt object (KBO) and was formerly a potential flyby target for the New Horizons probe.[3] The object measures approximately 20–90 kilometers (12–56 miles) in diameter.[6][4]
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