Solar System
Dynamics
Group 		2008 XC1

Asteroid 2008 XC1 was discovered on December 3, 2008 by Catalina Sky Survey. It has a diameter of about 50—120 meters.

Number of original observations: 139
Arc : 2008 12 03 - 2008 12 11
Nominal rms: 0″.68 (278 residuals)

Possible collisions in: 2085, 2088





Year: 2085


Orbital elements of impact orbit for two dates (equ. J2000)

Epoch [TT] a [AU] e i [deg] Ω [deg] ω [deg] M [deg] rms
20081130
20851212		 2.067691918
2.079758934		 0.582083732
0.576103860		 4.4413517
4.4291599		 86.5041812
85.3363225		 43.3787953
44.2129655		 344.3702615
347.6304356		 0″.71
 

Impact date: 2085 12 17.614 (UT)   Vimpact= 16.565 km/sec   Ψimpact = 12°.40  

Vimpact
The velocity of the asteroid relative to the Earth at the moment of impact.
Ψimpact
The impact angle is measured from the vertical axis that goes through the impact point. Thus, the impact angle is 0 degrees for a vertical impact.
rms
Root mean square for the derived impact orbit.

Year: 2088


Orbital elements of impact orbit for two dates (equ. J2000)

Epoch [TT] a [AU] e i [deg] Ω [deg] ω [deg] M [deg] rms
20081130
20881212		 2.068604342
2.080548256		 0.582283267
0.576175103		 4.4426629
4.4355789		 86.5040734
85.3555591		 43.3800912
44.1831740		 344.3814025
347.7122901		 0″.68
 

Impact date: 2088 12 17.420 (UT)   Vimpact= 16.498 km/sec   Ψimpact =25°.78  



External links:

2008 XC1 page (NASA JPL) and Impact Risk page NEO Program (NASA JPL)
2008 XC1 page and Impact Risk page at the NEO Dynamic Site (NEODyS)




Solar System Dynamics & Planetology Group, 2008. All rights reserved