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295525 (2008 RK117)
Classification: Main-belt Asteroid          SPK-ID: 2295525
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03921738690420464 4.4768e-08  
a 3.139455101538363 4.0588e-08 au
q 3.016333876152955 1.457e-07 au
i 9.866524207259927 7.7919e-06 deg
node 191.0406140306104 2.9353e-05 deg
peri 75.73391038780549 0.00011507 deg
M 118.7788200564214 0.00010944 deg
tp 2458330.127257519238
(2018-Jul-30.62725752)
0.00061656 TDB
period 2031.79478612801
5.56
3.9401e-05
1.079e-07
d
yr
n .177183248258084 3.436e-09 deg/d
Q 3.262576326923773 4.2179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      6291 days (17.22 yr)  
   first obs. used      2002-07-12  
   last obs. used      2019-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59582  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:00:47  

Additional Information
 Earth MOID = 2.02135 au 
 Jupiter MOID = 1.76619 au 
 T_jup = 3.187 
[ 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 15.7   n/a MPO494581  

295525 (2008 RK117)          Discovered 2008-Sep-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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