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52304 (1991 RB10)
Classification: Main-belt Asteroid          SPK-ID: 2052304
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1385672244433703 1.1415e-07  
a 2.295417261700505 1.5639e-08 AU
q 1.977347662807265 2.6054e-07 AU
i 4.548860007782799 5.6377e-06 deg
node 300.3671275958459 9.7878e-05 deg
peri 37.43659905619326 0.00010187 deg
M 261.9102114835576 3.538e-05 deg
tp 2457346.608439423630
(2015-Nov-20.10843942)
0.00012637 JED
period 1270.254937613823
3.48
1.2981e-05
3.554e-08
d
yr
n .2834076761600792 2.8963e-09 deg/d
Q 2.613486860593745 1.7806e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      8296 days (22.71 yr)  
   first obs. used      1991-09-12  
   last obs. used      2014-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52245  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 15:17:17  

Additional Information
 Earth MOID = .970576 AU 
 T_jup = 3.578 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6 mag n/a MPO302351  

52304 (1991 RB10)          Discovered 1991-Sep-12 by Holt, H. E. at Palomar (675)
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RB10 = 1998 QD29 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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