(456938) 2007 YV56
(456938) 2007 YV56, provisional designation 2007 YV56, is a sub-kilometer asteroid on an eccentric orbit, classified as a near-Earth object and potentially hazardous asteroid of the Apollo group, approximately 190–360 meters (620–1,200 ft) in diameter. It was discovered on 31 December 2007, by astronomers of the Catalina Sky Survey conducted at the Catalina Station in Arizona, United States.
| Discovery | |
|---|---|
| Discovered by | CSS |
| Discovery site | Mount Lemmon Obs. |
| Discovery date | 31 December 2007 |
| Designations | |
MPC designation | (456938) 2007 YV56 |
Alternative designations | 2007 YV56 |
Minor planet category | NEO · Apollo · PHA |
| Orbital characteristics | |
| Epoch 23 March 2018 (JD 2458200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 8.10 yr (2,959 days) |
| Aphelion | 2.5556 AU |
| Perihelion | 0.5952 AU |
Semi-major axis | 1.5754 AU |
| Eccentricity | 0.6222 |
Orbital period (sidereal) | 1.98 yr (722 days) |
Mean anomaly | 87.984° |
Mean motion | 0° 29m 54.24s / day |
| Inclination | 6.2441° |
Longitude of ascending node | 102.42° |
| 265.73° | |
| Earth MOID | 0.0047 AU (1.83 LD) |
| Venus MOID | 0.0019 AU |
| Mars MOID | 0.0571 AU |
| Physical characteristics | |
Mean diameter | 0.19 km (est. at 0.20) 0.36 km (est. at 0.057) |
| 21.0 | |
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