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317436 (2002 QJ51)
Classification: Main-belt Asteroid          SPK-ID: 2317436
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2163646553954865 5.5081e-08  
a 2.529745180673829 1.5872e-08 au
q 1.982397736418943 1.4028e-07 au
i 4.647554113738933 4.3309e-06 deg
node 240.0448408363629 0.00014858 deg
peri 149.5099370857294 0.00015149 deg
M 111.6092323949003 3.4664e-05 deg
tp 2458544.871152342533
(2019-Mar-02.37115234)
0.00013966 TDB
period 1469.648895857676
4.02
1.3832e-05
3.787e-08
d
yr
n .2449564661428244 2.3054e-09 deg/d
Q 3.077092624928715 1.9307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      6385 days (17.48 yr)  
   first obs. used      2002-08-09  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 19:19:50  

Additional Information
 Earth MOID = .98955 au 
 Jupiter MOID = 2.37565 au 
 T_jup = 3.414 
[ 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 17.0   n/a MPO455340  

317436 (2002 QJ51)          Discovered 2002-Aug-16 by Lowe, A. at Palomar
Reference: 20120308/Numbers.arcLast Updated: 2012-03-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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