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Asteroid 2019 FA flew past Earth at 0.60 LD


A newly discovered asteroid flew past our planet at 0.60 LD / 0.00154 AU (230 380 km / 143 141 miles) on March 16, 2019. This is the 12th asteroid to flyby Earth within 1 lunar distance since the start of the year, including 2019 EA expected to fly past us on March 22.

Asteroid 2019 FA was first observed at Tokyo-Kiso about 12 hours after it made a close approach to Earth. 

The object belongs to the Apollo group of asteroids and has an estimated diameter between 4.8 and 11 m (15.7 – 36 feet).

It flew past us at 01:14 UTC at a speed (relative to the Earth) of 6.04 km/s.

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

 

NEO DATE / TIME UTC DISTANCE LD | AU  Diameter
2019 EA2 March 22 @ 01:53 UTC ± 00:02 0.80 | 0.00205 18 – 40 m
2019 FA March 16 @ 01:14 UTC ± < 00:01 0.60 | 0.00154 4.8 – 11 m
2019 EN2 March 13 @ 23:38 UTC ± < 00:01 0.86 | 0.00221 8 – 18 m
2019 EH1 March 1 @ 17:38 UTC ± < 00:01 0.06 | 0.00016 2.5 – 5.7 m
2019 DF February 26 @ 21:21 UTC  ± 00:09 0.47 | 0.00120 3.0 m – 6.7 m
2019 DG2 Febraury 26 @ 07:39 UTC ± 07:39 0.61 |  0.00158 5.4 – 12 m
2019 CN5 February 11 @ 07:23 UTC ± 00:03 0.31 | 0.00079 7.3 m – 16 m
2019 BZ3 January 27 @ 23:29 ± < 00:01 0.13 | 0.00032  5.0 – 11 m
2019 BV1 January 24 @ 20:53 ± < 00:01 0.35 | 0.00090  4.9 – 11 m
2019 BO January 16 @ 01:13 ± 00:02 0.18 | 0.00046  6.6 – 15 m
2019 AE9 January 12 @ 11:09 ± < 00:01 0.26 | 0.00067  9.9 – 22 m
2019 AS5 January 8 @ 00:37 ± < 00:01 0.04 | 0.00010  0.95 – 2.1 m

 

References

Asteroid 2019 FA at Minor Planet Center; at CNEOS

Featured image: The green line indicates the object’s apparent motion relative to the Earth, and the bright green marks are the object’s location at approximately half hour intervals. The Moon’s orbit is grey. The blue arrow points in the direction of Earth’s motion and the yellow arrow points toward the Sun. Credit: Minor Planet Center

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