* Astronomy

Blobrana · L

RE: Asteroid 2011 YH40

Blobrana · L

Ephemeris

Date       UT      R.A. (J2000) Decl.    Delta     r     El.    Ph.   V 
2012 01 03 000000 07 19 38.5 +59 47 37   0.075   1.044  142.8  34.7  18.5
2012 01 04 000000 07 22 56.3 +59 11 39   0.069   1.040  143.3  34.4  18.3
2012 01 05 000000 07 26 36.5 +58 27 52   0.064   1.036  143.9  34.0  18.1
2012 01 06 000000 07 30 43.0 +57 34 17   0.059   1.032  144.7  33.4  17.9
2012 01 07 000000 07 35 20.4 +56 28 10   0.054   1.028  145.7  32.6  17.7
2012 01 08 000000 07 40 34.5 +55 05 36   0.049   1.024  146.9  31.6  17.4
2012 01 09 000000 07 46 32.2 +53 20 59   0.043   1.021  148.4  30.3  17.1
2012 01 10 000000 07 53 22.5 +51 05 49   0.038   1.017  150.4  28.6  16.8
2012 01 11 000000 08 01 16.3 +48 07 02   0.033   1.013  152.9  26.2  16.4
2012 01 12 000000 08 10 27.8 +44 03 40   0.029   1.010  156.3  23.1  16.0
2012 01 13 000000 08 21 15.2 +38 21 17   0.024   1.006  160.6  19.0  15.5
2012 01 14 000000 08 34 01.6 +30 03 42   0.020   1.003  165.0  14.7  14.9
2012 01 15 000000 08 49 16.9 +17 48 50   0.017   1.000  164.2  15.6  14.5
2012 01 16 000000 09 07 38.6 +00 28 42   0.014   0.996  151.7  27.9  14.6
2012 01 17 000000 09 29 52.1 -20 23 13   0.014   0.993  132.3  47.1  15.1
2012 01 18 000000 09 56 47.3 -39 37 31   0.015   0.990  113.4  65.7  15.8
2012 01 19 000000 10 29 06.6 -53 42 03   0.018   0.987   99.2  79.8  16.7
2012 01 20 000000 11 07 01.1 -62 52 50   0.022   0.984   89.5  89.3  17.4
2012 01 21 000000 11 49 36.9 -68 36 36   0.026   0.981   82.9  95.6  18.1
2012 01 22 000000 12 34 36.4 -72 04 34   0.031   0.978   78.3  99.9  18.6
2012 01 23 000000 13 18 48.2 -74 04 38   0.036   0.976   75.1 102.9  19.1

Blobrana · L

Orbital elements:
2011 YH40                                                Earth MOID = 0.0124 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M  14.84328              (2000.0)            P               Q
n   0.59649834     Peri.  220.79218     -0.89539502     -0.40770310
a   1.3976440      Node   294.30098     +0.44224107     -0.76743103
e   0.3276311      Incl.   11.32752     +0.05187100     -0.49480077
P   1.65           H   22.4           G   0.15           U   7

MPEC 2011 - Y71

The 88 - 200 metre wide asteroid 2011 YH40 will make a close pass (5.4 lunar distances, 0.0139 AU), travelling at 9.14 km/second, to the Earth-Moon system on the 16th January, 2012 @ 18:59 UT ±03:22.

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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).