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385656 (2005 RK51)
Classification: Main-belt Asteroid          SPK-ID: 2385656
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2647143785834442 7.7505e-08  
a 3.06797997863238 5.2537e-08 au
q 2.255841565082261 2.5922e-07 au
i 12.36851062569948 1.0051e-05 deg
node 333.9399541976966 4.0881e-05 deg
peri 325.9875084553105 4.6573e-05 deg
M 340.8199175758539 2.7091e-05 deg
tp 2459305.074350751300
(2021-Mar-31.57435075)
0.00014875 TDB
period 1962.805239203445
5.37
5.0418e-05
1.38e-07
d
yr
n .1834109634566173 4.7112e-09 deg/d
Q 3.880118392182499 6.6445e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      5369 days (14.70 yr)  
   first obs. used      2005-09-10  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .73194  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:06:10  

Additional Information
 Earth MOID = 1.2505 au 
 Jupiter MOID = 1.48115 au 
 T_jup = 3.143 
[ 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 15.92   n/a E2021B25  

385656 (2005 RK51)          Discovered 2005-Sep-10 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-02-19

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