Asteroid close approaches in December 2011
34 asteroids passed within 0.05 AU of Earth in December 2011 - that is about 7.5 million km, or 19.5 lunar distances (LD). Click any name for full details.
AsteroidDate (UTC)DistanceSpeedEst. size
2011 WR69 02 Dec, 02:07 16.55 LD 13 km/s 31-68 m 2011 WV74 02 Dec, 11:35 2.27 LD 18.2 km/s 8-18 m 2011 XC2 03 Dec, 15:21 0.9 LD 20.9 km/s 61-136 m 2011 WS74 04 Dec, 01:52 11.31 LD 11.9 km/s 44-99 m 2011 WU74 04 Dec, 10:15 4.2 LD 17.6 km/s 15-33 m 2020 AW 05 Dec, 13:18 13.65 LD 5.8 km/s 5-11 m 2003 XV 07 Dec, 06:42 1.06 LD 11.9 km/s 12-27 m 2024 SS3 09 Dec, 06:38 11.55 LD 8.3 km/s 42-93 m 2015 XN55 10 Dec, 09:19 17.09 LD 7.4 km/s 10-22 m 2023 XL 10 Dec, 22:38 9.15 LD 8.8 km/s 20-45 m 2011 WR46 11 Dec, 04:01 16.79 LD 33.6 km/s 266-594 m 2018 XA4 11 Dec, 23:50 1.68 LD 12.8 km/s 4-9 m 2004 BG41 14 Dec, 09:47 13.04 LD 8.4 km/s 35-78 m 2011 YQ1 14 Dec, 14:20 1.02 LD 11.8 km/s 20-45 m 2017 YL1 17 Dec, 20:47 17.46 LD 13.6 km/s 29-65 m 2011 YY62 20 Dec, 02:08 18.78 LD 15.9 km/s 70-156 m 2011 OV18 20 Dec, 21:11 19.28 LD 12.1 km/s 302-676 m 2011 XA3 22 Dec, 19:56 15.58 LD 36.6 km/s 215-481 m 2011 YW15 22 Dec, 20:27 5.12 LD 5.1 km/s 31-68 m 2019 WO2 23 Dec, 13:58 15.91 LD 7.6 km/s 24-55 m 2000 YA 26 Dec, 05:37 2.87 LD 13.6 km/s 45-100 m 2011 YX15 27 Dec, 06:50 8.28 LD 7.7 km/s 21-47 m 2011 YC40 28 Dec, 02:31 0.28 LD 11.4 km/s 3-7 m 2017 AE3 28 Dec, 05:16 9.6 LD 18.5 km/s 111-248 m 2012 AB3 28 Dec, 12:08 15.95 LD 11.1 km/s 40-90 m 2011 YK6 28 Dec, 12:13 11.56 LD 13.4 km/s 56-124 m 2011 WS95 28 Dec, 21:42 7.1 LD 8.6 km/s 28-62 m 2011 XD1 29 Dec, 00:37 12.86 LD 7 km/s 44-99 m 2012 AQ 29 Dec, 08:32 0.7 LD 3.3 km/s 2-4 m 2011 YE29 29 Dec, 18:13 7.02 LD 13.2 km/s 32-71 m 2011 YD29 30 Dec, 00:43 5.99 LD 6.7 km/s 15-33 m 2011 YC63 30 Dec, 02:16 0.63 LD 18.8 km/s 4-9 m 2011 YE40 30 Dec, 14:19 9.89 LD 12.7 km/s 24-54 m 2012 AP10 30 Dec, 20:22 1.06 LD 3.9 km/s 13-30 m 
