Asteroid 2019 RQ flew past Earth at 0.29 LD

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

Comments

Jk 16 days ago

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.

Teo Blašković (@Jk) 16 days ago

LD lunar distance

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