* Astronomy

The 180 - 410 metre wide asteroid 2013 UB1 will make a close pass (28.2 lunar distances, 0.0725 AU), travelling at 10.38 km/second, to the Earth-Moon system on the 6th January 2014 @ 03:25 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 01 01    19 51 36.5 -10 23 08   0.07944 0.9093    20.4   157.9    25.4
2014 01 02    19 38 01.4 -12 41 02   0.07709 0.9093    15.5   163.2    27.3
2014 01 03    19 23 21.1 -15 04 31   0.07519 0.9095    10.5   168.6    30.6
2014 01 04    19 07 38.3 -17 31 05   0.07379 0.9099     5.7   173.8
2014 01 05    18 50 58.3 -19 57 37   0.07290 0.9106     3.8   175.9
2014 01 06    18 33 30.1 -22 20 40   0.07255 0.9115     7.7   171.7    34.0
2014 01 07    18 15 25.8 -24 36 47   0.07274 0.9126    13.0   166.0    28.7
2014 01 08    17 57 00.3 -26 42 54   0.07347 0.9139    18.4   160.2    26.0
2014 01 09    17 38 30.3 -28 36 41   0.07471 0.9155    23.7   154.4    24.3
2014 01 10    17 20 12.5 -30 16 40   0.07644 0.9172    28.9   148.8    23.2
2014 01 11    17 02 22.7 -31 42 22   0.07861 0.9192    33.9   143.4    22.4
2014 01 12    16 45 14.3 -32 54 09   0.08118 0.9214    38.6   138.2    21.8
2014 01 13    16 28 57.5 -33 52 59   0.08411 0.9238    43.1   133.4    21.3
2014 01 14    16 13 39.1 -34 40 15   0.08735 0.9265    47.2   128.8    20.9
2014 01 15    15 59 22.8 -35 17 29   0.09086 0.9293    51.1   124.5    20.6
2014 01 16    15 46 09.4 -35 46 14   0.09460 0.9323    54.8   120.5    20.4
2014 01 17    15 33 57.9 -36 08 00   0.09853 0.9355    58.2   116.7    20.2
2014 01 18    15 22 45.5 -36 24 03   0.1026  0.9390    61.4   113.1    20.1
2014 01 19    15 12 28.5 -36 35 31   0.1069  0.9426    64.4   109.8    20.0
2014 01 20    15 03 02.7 -36 43 20   0.1112  0.9464    67.2   106.6    19.9