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357224 (2002 JN23)
Classification: Main-belt Asteroid          SPK-ID: 2357224
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1226632885317087 4.2933e-08  
a 2.396848879965078 1.4722e-08 au
q 2.102843514235019 1.0824e-07 au
i 5.813137045103042 5.0587e-06 deg
node 190.9117188108901 4.1266e-05 deg
peri 31.76441871953826 4.6002e-05 deg
M 311.3720188403192 2.1089e-05 deg
tp 2459183.580944883062
(2020-Nov-30.08094488)
8.0155e-05 TDB
period 1355.374798338323
3.71
1.2487e-05
3.419e-08
d
yr
n .2656091882786641 2.4471e-09 deg/d
Q 2.690854245695138 1.6527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      6587 days (18.03 yr)  
   first obs. used      2002-04-09  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55249  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 23:14:10  

Additional Information
 Earth MOID = 1.09728 au 
 Jupiter MOID = 2.28315 au 
 T_jup = 3.511 
[ 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 16.9   n/a MPO460409  

357224 (2002 JN23)          Discovered 2002-May-08 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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