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120292 (2004 JA9)
Classification: Main-belt Asteroid          SPK-ID: 2120292
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1722320975192084 4.9322e-08  
a 2.431623360144551 1.4312e-08 au
q 2.012819768450149 1.229e-07 au
i 1.599188095245079 8.2816e-06 deg
node 322.9682653958607 0.00019615 deg
peri 279.787815122032 0.00019799 deg
M 71.48221649872291 2.5643e-05 deg
tp 2458725.496388672521
(2019-Aug-29.99638867)
9.8243e-05 TDB
period 1384.978039673145
3.79
1.2228e-05
3.348e-08
d
yr
n .2599319192706911 2.2949e-09 deg/d
Q 2.850426951838952 1.6777e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      7455 days (20.41 yr)  
   first obs. used      2000-03-03  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58657  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:09:08  

Additional Information
 Earth MOID = 1.00067 au 
 Jupiter MOID = 2.17151 au 
 T_jup = 3.486 
[ 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 17.4   n/a MPO432704  

120292 (2004 JA9)          Discovered 2004-May-13 by NEAT at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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