Asteroid 2019 RQ flew past Earth at 0.29 LD
A newly discovered asteroid designated 2019 RQ flew past Earth at 0.29 LD / 0.00074 AU (110 702 km / 68 787 miles) on September 2, 2019. This is the 39th known asteroid to flyby Earth within 1 lunar distance since the start of the year.
The object was first observed at Mt. Lemmon Survey, Arizona on September 3, one day after it made its close approach.
2019 RQ belongs to the Apollo group of asteroids. Its estimated diameter is between 2.1 and 4.6 m (6.8 – 15 feet).
The asteroid flew past us at a speed (relative to the Earth) of 13.21 km/s at 16:45 UTC.
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
| NEO | DATE / TIME UTC | DISTANCE LD | AU | Diameter (m) | ||||
| 2019 RQ | September 2 @ 16:45 ± < 00:01 | 0.29 | 0.00074 | 2.1 – 4.6 | ||||
| 2019 QQ3 | August 26 @ 15:14 ± 00:01 | 0.25 | 0.00064 | 3.7 – 8.2 | ||||
| 2019 QD | August 22 @ 01:28 ± < 00:08 | 0.78 | 0.00200 | 4.7 – 11 | ||||
| 2019 QH2 | August 20 @ 18:12 ± 00:08 | 0.13 | 0.00033 | 2.2 – 5 | ||||
| 2019 QB1 | August 20 @ 11:55 ± 00:08 | 0.32 | 0.00082 | 9.3 – 21 | ||||
| 2019 ON3 | July 29 @ 01:19 ± 00:14 | 0.56 | 0.00143 | 7.4 – 16 | ||||
| 2019 OD3 | July 28 @ 02:56 ± < 00:01 | 0.49 | 0.00126 | 11 – 25 | ||||
| 2019 OK | July 25 @ 01:22 ± < 00:04 | 0.19 | 0.00048 | 57 – 130 | ||||
| 2019 OD | July 24 @ 13:31 ± 00:04 | 0.93 | 0.00239 | 54 – 120 | ||||
| 2019 NN3 | July 10 @ 16:29 ± < 00:01 | 0.83 | 0.00214 | 35 – 77 | ||||
| 2019 NF7 | July 9 @ 12:07 ± < 00:01 | 0.98 | 0.00253 | 6.4 – 14 | ||||
| 2019 MB4 | July 9 @ 07:20 ± < 00:01 | 0.82 | 0.00211 | 17 – 38 | ||||
| 2019 NK1 | July 2 @ 09:48 ± 00:05 | 0.69 | 0.00177 | 2.9 – 6.5 | ||||
| 2019 LW4 | June 8 @ 17:04 ± < 00:01 | 0.65 | 0.00166 | 9.3 – 21 | ||||
| 2019 LY4 | June 6 @ 01:30 ± < 00:01 | 0.22 | 0.00056 | 7.3 – 16 | ||||
| 2019 KT | May 28 @ 03:48 ± < 00:01 | 0.85 | 0.00217 | 13 – 29 | ||||
| 2019 JH2 | May 16 @ 00:06 ± < 00:01 | 0.19 | 0.00048 | 3.1 – 7 | ||||
| 2019 JY2 | May 5 @ 17:12 ± < 00:01 | 0.38 | 0.00098 | 3.3 – 7.3 | ||||
| 2019 JX1 | May 2 @ 12:39 ± 00:02 | 0.47 | 0.00120 | 3.8 – 8.6 | ||||
| 2019 JK | April 30 @ 08:12 UTC ± 00:01 | 0.69 | 0.00178 | 7.1 – 16 | ||||
| 2019 HE | April 20 @ 21:12 ± < 00:01 | 0.58 | 0.00149 | 13 – 30 | ||||
| 2019 GC6 | April 18 @ 06:39 ± 00:29 | 0.57 | 0.00147 | 13 – 28 | ||||
| 2019 GN20 | April 12 @ 07:06 ± < 00:01 | 0.98 | 0.00253 | 14 – 31 | ||||
| 2019 FP21 | March 31 @ 19:00 ± 07:46 | 0.93 | 0.00238 | 3 – 6.6 | ||||
| 2019 FV1 | March 31 @ 05:27 ± < 00:01 | 0.87 | 0.00223 | 4.6 – 10 | ||||
| 2019 FC1 | March 28 @ 05:46 ± < 00:01 | 0.27 | 0.00069 | 20 – 45 | ||||
| 2019 FQ | March 23 @ 18:17 UTC ± < 00:01 | 0.86 | 0.00220 | 10 – 23 | ||||
| 2019 EA2 | March 22 @ 01:53 UTC ± 00:02 | 0.80 | 0.00205 | 18 – 40 | ||||
| 2019 FA | March 16 @ 01:14 UTC ± < 00:01 | 0.60 | 0.00154 | 4.9 – 11 | ||||
| 2019 EN2 | March 13 @ 23:38 UTC ± < 00:01 | 0.86 | 0.00221 | 8 – 18 | ||||
| 2019 EH1 | March 1 @ 17:38 UTC ± < 00:01 | 0.06 | 0.00016 | 2.5 – 5.7 | ||||
| 2019 DF | February 26 @ 21:21 UTC ± 00:09 | 0.47 | 0.00120 | 3.0 – 6.7 | ||||
| 2019 DG2 | Febraury 26 @ 07:39 UTC ± 07:39 | 0.61 | 0.00158 | 5.4 – 12 | ||||
| 2019 CN5 | February 11 @ 07:23 UTC ± 00:03 | 0.31 | 0.00079 | 7.3 – 16 | ||||
| 2019 BZ3 | January 27 @ 23:29 ± < 00:01 | 0.13 | 0.00032 | 4.8 – 11 | ||||
| 2019 BV1 | January 24 @ 20:53 ± < 00:01 | 0.35 | 0.00090 | 4.8 – 11 | ||||
| 2019 BO | January 16 @ 01:13 ± 00:02 | 0.18 | 0.00046 | 6.3 – 14 | ||||
| 2019 AE9 | January 12 @ 11:09 ± < 00:01 | 0.26 | 0.00067 | 9.9 – 22 | ||||
| 2019 AS5 | January 8 @ 00:37 ± < 00:01 | 0.04 | 0.00010 | 0.92 – 2.1 | ||||
References
Asteroid 2019 RQ at CNEOS; at Minor Planet Center
Featured image credit: CNEOS
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I think almost a third of a LD light day would-be substantially farther. A light day is how far light travels in 24 hours.
LD lunar distance