 2018 WV1's flyby trajectory | |
| Discovery [1] | |
|---|---|
| Discovered by | CSS H. Groeller[2][3] |
| Discovery site | Catalina Station |
| Discovery date | 29 November 2018 (first observed only) |
| Designations | |
| 2018 WV1 | |
| ZW0C3A5 | |
| NEO · Apollo [1][4] Earth crosser | |
| Orbital characteristics [4] | |
| Epoch 6 December 2018 (JD 2458458.5) | |
| Uncertainty parameter 2 | |
| Observation arc | 14 days |
| Aphelion | 1.1149 AU |
| Perihelion | 0.9715 AU |
| 1.0432 AU | |
| Eccentricity | 0.0686 |
| 1.065 yr (389 d) | |
| 38.51° | |
| 0° 55m 30s / day | |
| Inclination | 1.9054° |
| 248.51° | |
| 141.37° | |
| Earth MOID | 0.1444 LD (55500 km) |
| Physical characteristics | |
| 4 m (assumed)[5] | |
| 30.145[5] 30.183[4] 30.2[1] | |
2018 WV1 is a very small asteroid and near-Earth object of the Apollo group that passed within 27,000 kilometers (17,000 miles) of the Earth's surface on 2 December 2018.[6][7] It was first observed on 29 November 2018 by Hannes Gröller with the Catalina Sky Survey at Catalina Station on Mount Bigelow, Arizona, in the United States.[1][3]
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