* Astronomy

Members Login
Username 
 
Password 
    Remember Me  
Home -> Astronomy News -> Asteroids -> Asteroid 2011 YH28
Post Info TOPIC: Asteroid 2011 YH28
Blobrana


L

Posts: 131433
Date:
RE: Asteroid 2011 YH28
Permalink  
 

The 220 - 500 metre wide asteroid 2011 YH28 will make a close pass (70.8 lunar distances, 0.1818 AU), travelling at 21.93 km/second, to the Earth-Moon system on the 4th February, 2012 @ 21:01 UT ±12:06.

See more

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



__________________
Blobrana


L

Posts: 131433
Date:
Permalink  
 
 

Orbital elements:
2011 YH28                                           PHA, Earth MOID = 0.0130 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M 358.87981              (2000.0)            P               Q
n   0.24386113     Peri.  287.48312     -0.82944481     +0.53999180
a   2.5373146      Node   285.41814     -0.43954419     -0.78885378
e   0.7009215      Incl.    8.52669     -0.34470598     -0.29345966
P   4.04           H   20.2           G   0.15           U   9

MPEC 2011 - Y54



__________________
Page 1 of 1  sorted by
 
Quick Reply

Please log in to post quick replies.
Home -> Astronomy News -> Asteroids -> Asteroid 2011 YH28


Create your own FREE Forum
Report Abuse 		Powered by ActiveBoard