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154346 (2002 XP)
Classification: Main-belt Asteroid          SPK-ID: 2154346
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2106445588899476 6.1149e-08  
a 2.215993414655411 9.5254e-09 au
q 1.749206459322293 1.3283e-07 au
i 6.776999353975319 5.1331e-06 deg
node 155.7226710252631 3.2603e-05 deg
peri 192.7962219472015 3.3928e-05 deg
M 161.7302623468412 1.0452e-05 deg
tp 2458459.197646542387
(2018-Dec-06.69764654)
3.2965e-05 TDB
period 1204.900334773659
3.30
7.7689e-06
2.127e-08
d
yr
n .2987798987271643 1.9264e-09 deg/d
Q 2.682780369988528 1.1532e-08 au
  Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      6299 days (17.25 yr)  
   first obs. used      2002-11-06  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55625  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:31:58  

Additional Information
 Earth MOID = .743146 au 
 Jupiter MOID = 2.74001 au 
 T_jup = 3.615 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO351934  

154346 (2002 XP)          Discovered 2002-Dec-01 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2002 XP = 2005 QE2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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