 Orbit of 2020 JJ | |
| Discovery [1] | |
|---|---|
| Discovered by | Mt. Lemmon Survey |
| Discovery site | Mt. Lemmon Obs. |
| Discovery date | 4 May 2020 |
| Designations | |
| 2020 JJ | |
| Apollo · NEO | |
| Orbital characteristics [2] | |
| Epoch 31 May 2020 (JD 2459000.5) | |
| Uncertainty parameter 7 | |
| Observation arc | 0 day |
| Aphelion | 2.1425 AU |
| Perihelion | 0.8708 AU |
| 1.5067 AU | |
| Eccentricity | 0.4220 |
| 1.85 yr (675 d) | |
| 350.73° | |
| 0° 31m 58.44s / day | |
| Inclination | 11.192° |
| 44.188° | |
| 237.33° | |
| Earth MOID | 3.51662×10−6 AU (526 km)[2] |
| Physical characteristics | |
| 2.7–6 m[3] | |
| 29.97±0.09[2] · 30.0[1] | |
2020 JJ is a tiny near-Earth asteroid of the Apollo group that passed 7,000 kilometres (4,300 mi) from the surface of Earth on 4 May 2020. It is estimated to be between 3 and 6 meters in diameter.[3]
- ^ a b Cite error: The named reference
MPC-objectwas invoked but never defined (see the help page). - ^ a b c Cite error: The named reference
jpldatawas invoked but never defined (see the help page). - ^ a b Asteroid 2020 JJ flew past Earth at just 0.03 LD on May 4 -- the closest of the year and 6th closest on record 4 May 2020