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146478 (2001 RJ107)
Classification: Main-belt Asteroid          SPK-ID: 2146478
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2011272553810883 6.1621e-08  
a 2.593928070106526 1.3755e-08 au
q 2.072218436710037 1.552e-07 au
i 7.857487993581798 5.4316e-06 deg
node 150.6684594007063 4.1408e-05 deg
peri 222.2478219238504 4.3525e-05 deg
M 160.1711823021131 1.5447e-05 deg
tp 2458321.582191374740
(2018-Jul-22.08219137)
6.2722e-05 TDB
period 1525.932490428205
4.18
1.2138e-05
3.323e-08
d
yr
n .2359213151683907 1.8766e-09 deg/d
Q 3.115637703503015 1.6522e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      9152 days (25.06 yr)  
   first obs. used      1995-03-29  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69122  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:54:52  

Additional Information
 Earth MOID = 1.07944 au 
 Jupiter MOID = 2.36223 au 
 T_jup = 3.376 
[ 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 16.6   n/a MPO417787  

146478 (2001 RJ107)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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