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226822 (2004 RV285)
Classification: Main-belt Asteroid          SPK-ID: 2226822
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06300793040112873 4.8356e-08  
a 2.815118208526312 2.8923e-08 au
q 2.637743436372536 1.4002e-07 au
i 4.524417836779907 5.0353e-06 deg
node 18.25230686242528 6.6046e-05 deg
peri 304.1783576440279 7.5998e-05 deg
M 145.6749201374784 3.7657e-05 deg
tp 2458302.387091284438
(2018-Jul-02.88709128)
0.00017984 TDB
period 1725.2156163904
4.72
2.6588e-05
7.279e-08
d
yr
n .2086695695192081 3.2159e-09 deg/d
Q 2.992492980680089 3.0746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      7919 days (21.68 yr)  
   first obs. used      1997-01-09  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58952  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:18:03  

Additional Information
 Earth MOID = 1.62884 au 
 Jupiter MOID = 2.21413 au 
 T_jup = 3.312 
[ 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 16.3   n/a MPO454629  

226822 (2004 RV285)          Discovered 2004-Sep-15 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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