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461480 (2002 RQ252)
Classification: Main-belt Asteroid          SPK-ID: 2461480
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07471406443439277 6.9737e-08  
a 2.394994607364678 2.1582e-08 au
q 2.21605482595001 1.6966e-07 au
i 8.886050015110731 8.7173e-06 deg
node 346.4673792802845 3.8389e-05 deg
peri 313.1062910821236 6.4273e-05 deg
M 318.5616048124194 5.5478e-05 deg
tp 2459156.331648070379
(2020-Nov-02.83164807)
0.00020966 TDB
period 1353.802266023798
3.71
1.8299e-05
5.01e-08
d
yr
n .2659177112011658 3.5944e-09 deg/d
Q 2.573934388779345 2.3195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      10005 days (27.39 yr)  
   first obs. used      1991-09-15  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:33:32  

Additional Information
 Earth MOID = 1.21152 au 
 Jupiter MOID = 2.61173 au 
 T_jup = 3.509 
[ 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 17.3   n/a MPO472537  

461480 (2002 RQ252)          Discovered 2002-Sep-15 by NEAT at Palomar
Reference: Last Updated: 2016-03-24

Alternate Designations
 2002 RQ252 = 2016 CF259 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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