* Astronomy

Members Login
Username 
 
Password 
    Remember Me  
Post Info TOPIC: Asteroid 2012 HM


L

Posts: 131433
Date:
RE: Asteroid 2012 HM
Permalink  
 


The 97 - 220 metre wide asteroid 2003 HM will make a close pass (16.7 lunar distances, 0.0428 AU), travelling at 13.77 km/second, to the Earth-Moon system on the 20th April 2014 @ 09:54 UT ±00:01.

See more

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 19    08 50 22.9 +64 31 23   0.04453 1.0027    86.8    90.7    18.7
2014 04 20    08 48 51.8 +54 16 00   0.04323 1.0048    89.1    88.4    18.5
2014 04 21    08 47 55.8 +43 43 38   0.04336 1.0068    91.4    86.1    18.4
2014 04 22    08 47 18.3 +33 35 02   0.04491 1.0087    93.4    84.0    18.4
2014 04 23    08 46 52.1 +24 22 38   0.04774 1.0106    95.0    82.3    18.5
2014 04 24    08 46 33.5 +16 22 37   0.05164 1.0124    96.1    81.0    18.6
2014 04 25    08 46 20.5 +09 36 27   0.05638 1.0141    96.8    80.1    18.8
2014 04 26    08 46 11.7 +03 57 03   0.06177 1.0157    97.2    79.4    19.0
2014 04 27    08 46 06.3 -00 45 45   0.06765 1.0173    97.4    78.9    19.1
2014 04 28    08 46 03.7 -04 42 12   0.07390 1.0188    97.4    78.5    19.3
2014 04 29    08 46 03.5 -08 01 10   0.08042 1.0202    97.2    78.3    19.5
2014 04 30    08 46 05.4 -10 49 58   0.08715 1.0216    97.0    78.1    19.7


__________________


L

Posts: 131433
Date:
Permalink  
 

Orbital elements:
2012 HM                                                  Earth MOID = 0.0031 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M 286.90546              (2000.0)            P               Q
n   0.78446645     Peri.  233.07610     +0.03617090     +0.99639820
a   1.1643578      Node    39.21083     -0.87397380     +0.06875736
e   0.1953500      Incl.    6.96834     -0.48462508     -0.04962911
P   1.26           H   23.7           G   0.15           U   8

MPEC 2012 - H13

The 50 - 110 metre wide asteroid 2012 HM will make a close pass (1.5 lunar distances, 0.0037 AU), travelling at 6.44 km/second, to the Earth-Moon system on the 28th April, 2012 @ 10:28 UT ±04:12.

See more

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



__________________
Page 1 of 1  sorted by
 
Quick Reply

Please log in to post quick replies.



Create your own FREE Forum
Report Abuse
Powered by ActiveBoard