2020 JJ
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]
Orbit and classification
2020 JJ orbits the Sun at a distance of 0.9–2.1 AU once every 1 years and 10 months (675 days; semi-major axis of 1.51 AU). Its orbit has an eccentricity of 0.42 and an inclination of 11° with respect to the ecliptic.[2]
Flyby
On 4 May 2020, it passed 7,000 km above the southern Pacific Ocean.[4] It was the closest since 2019 UN13 on 31 October 2019.[3]
 |
| 2020 JJ flyby with 1 minute markers, flying left to right. Red shows Earth's shadow. |
See also
References
- ^ a b "2020 JJ". Minor Planet Center. Retrieved 5 May 2020.
- ^ a b c d "JPL Small-Body Database Browser: (2020 JJ)" (2020-05-04 last obs.). Jet Propulsion Laboratory. Retrieved 5 May 2020.
- ^ a b c 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
- ^ @tony873004 (May 4, 2020). "A few hours ago, newly-discovered asteroid C2QQFV2 passed only 7000 km above the South Pacific Ocean. It was in Ear…" (Tweet) – via Twitter.
External links
- 2020 JJ at AstDyS-2, Asteroids—Dynamic Site
- Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
- 2020 JJ at the JPL Small-Body Database
- Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters
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