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344910 (2004 RK213)
Classification: Main-belt Asteroid          SPK-ID: 2344910
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2129858956064856 7.7978e-08  
a 2.61060761570436 3.1963e-08 au
q 2.054585014596455 1.9723e-07 au
i 13.09401895551286 7.5339e-06 deg
node 274.9521918824773 2.9497e-05 deg
peri 39.19321826475198 3.5904e-05 deg
M 293.1788147992955 2.818e-05 deg
tp 2459286.471334096562
(2021-Mar-12.97133410)
0.00012468 TDB
period 1540.674263192758
4.22
2.8295e-05
7.747e-08
d
yr
n .2336639279311173 4.2914e-09 deg/d
Q 3.166630216812266 3.8771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      5260 days (14.40 yr)  
   first obs. used      2004-09-11  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51771  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:02:25  

Additional Information
 Earth MOID = 1.05684 au 
 Jupiter MOID = 2.14309 au 
 T_jup = 3.341 
[ 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 16.4   n/a MPO434170  

344910 (2004 RK213)          Discovered 2004-Sep-11 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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