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469515 (2003 RJ2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2469515
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09379171241540986 5.0285e-08  
a 1.922978011010866 6.9577e-09 au
q 1.742618610420978 9.7636e-08 au
i 22.73718762102928 6.9681e-06 deg
node 162.2365715394494 9.5158e-06 deg
peri 220.7059848627082 4.3932e-05 deg
M 66.51160547156526 3.948e-05 deg
tp 2458820.548763814046
(2019-Dec-03.04876381)
0.00010661 TDB
period 974.0021244057763
2.67
5.2862e-06
1.447e-08
d
yr
n .369609050103079 2.006e-09 deg/d
Q 2.103337411600754 7.6103e-09 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      5906 days (16.17 yr)  
   first obs. used      2003-09-01  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62992  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:57:59  

Additional Information
 Earth MOID = .763765 au 
 Jupiter MOID = 3.20507 au 
 T_jup = 3.822 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO437769  

469515 (2003 RJ2)          Discovered 2003-Sep-01 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22

Alternate Designations
 2003 RJ2 = 2014 YM45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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