The 25 - 55 metre wide asteroid 2014 GP17 will make a close pass (11.2 lunar distances, 0.0289 AU), travelling at 9.64 km/second, to the Earth-Moon system on the 11th April, 2014 @ 19:17 UT ±00:01.
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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).
Ephemeris
Date TT R. A. (2000) Decl. Delta r Elong. Phase Mag 2014 04 10 16 07.61 +19 22.0 0.0305 1.021 129.2 49.4 19.5 2014 04 11 16 49.18 +16 12.2 0.0292 1.018 122.1 56.5 19.6 2014 04 12 17 31.58 +12 19.0 0.0289 1.014 114.3 64.2 19.8 2014 04 13 18 12.06 +08 05.6 0.0296 1.011 106.4 72.0 20.1 2014 04 14 18 48.54 +03 58.9 0.0313 1.008 99.1 79.2 20.5 2014 04 15 19 20.06 +00 18.2 0.0338 1.005 92.8 85.2 20.8 2014 04 16 19 46.66 -02 48.6 0.0370 1.003 87.7 90.2 21.2 2014 04 17 20 08.87 -05 22.1 0.0407 1.000 83.7 94.0 21.6 2014 04 18 20 27.39 -07 26.7 0.0448 0.998 80.5 96.9 21.9 2014 04 19 20 42.90 -09 07.7 0.0491 0.995 78.1 99.1 22.2 2014 04 20 20 56.00 -10 29.9 0.0536 0.993 76.3 100.7 22.5 2014 04 21 21 07.15 -11 37.4 0.0583 0.991 74.9 101.8 22.7 2014 04 22 21 16.74 -12 33.3 0.0631 0.989 73.9 102.6 22.9 2014 04 23 21 25.07 -13 20.0 0.0680 0.988 73.2 103.1 23.1 2014 04 24 21 32.36 -13 59.3 0.0730 0.986 72.7 103.3 23.3 2014 04 25 21 38.79 -14 32.7 0.0780 0.985 72.3 103.3 23.4 2014 04 26 21 44.53 -15 01.3 0.0830 0.984 72.2 103.2 23.6 2014 04 27 21 49.67 -15 25.9 0.0881 0.983 72.1 103.0 23.7 2014 04 28 21 54.31 -15 47.2 0.0932 0.982 72.2 102.7 23.8 2014 04 29 21 58.53 -16 05.7 0.0983 0.982 72.3 102.2 23.9 2014 04 30 22 02.39 -16 21.9 0.103 0.981 72.5 101.7 23.9
