_Lixiaohua.png) Shape model of Lixiaohua from its lightcurve | |
| Discovery [1] | |
|---|---|
| Discovered by | Purple Mountain Obs. |
| Discovery site | Purple Mountain Obs. |
| Discovery date | 30 October 1964 |
| Designations | |
| (3556) Lixiaohua | |
Named after | Li Xiaohua (Chinese philanthropist)[2] |
| 1964 UO · 1981 YT1 | |
| main-belt · (outer) Lixiaohua/Gantrisch [3][4] | |
| Orbital characteristics [1] | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 52.49 yr (19,173 days) |
| Aphelion | 3.8577 AU |
| Perihelion | 2.4883 AU |
| 3.1730 AU | |
| Eccentricity | 0.2158 |
| 5.65 yr (2,064 days) | |
| 169.06° | |
| 0° 10m 27.84s / day | |
| Inclination | 9.2364° |
| 240.89° | |
| 143.70° | |
| Physical characteristics | |
| 20.085±0.036 km[5] | |
| 0.035±0.004[5] | |
| 12.8[1] | |
3556 Lixiaohua (prov. designation: 1964 UO) is a dark Lixiaohua asteroid from the outer region of the asteroid belt, approximately 20 kilometers (12 miles) in diameter. It is the parent body of the Lixiaohua family. The asteroid was discovered on 30 October 1964, by astronomers at the Purple Mountain Observatory near Nanking, China.[6] It was named after Chinese philanthropist Li Xiaohua.[2]
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