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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .13850162032778 1.1413e-07  
a 2.295394737224201 1.5716e-08 AU
q 1.977478846826791 2.6038e-07 AU
i 4.548899292457537 5.6382e-06 deg
node 300.368389350313 9.7902e-05 deg
peri 37.46171801589114 0.00010189 deg
M 205.1909214409423 3.5136e-05 deg
tp 2457346.733616519375
(2015-Nov-20.23361652)
0.00012638 JED
period 1270.2362405184
3.48
1.3046e-05
3.572e-08
d
yr
n .2834118477465886 2.9108e-09 deg/d
Q 2.613310627621612 1.7893e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      746  
   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      .52427  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 15:05:18  

Additional Information
 Earth MOID = .968932 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 14.5 mag n/a MPO257213  

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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