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8658 (1990 RG3)
Classification: Main-belt Asteroid          SPK-ID: 2008658
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05468668903135485 4.2614e-08  
a 2.876799080928232 1.818e-08 au
q 2.719476464183822 1.2641e-07 au
i 1.801955312145922 4.4364e-06 deg
node 182.8947642228666 0.00014104 deg
peri 192.166275742114 0.00014817 deg
M 50.59617402282768 4.4427e-05 deg
tp 2457150.017204994081
(2015-May-07.51720499)
0.00022026 JED
period 1782.225789670316
4.88
1.6894e-05
4.625e-08
d
yr
n .2019946081391822 1.9147e-09 deg/d
Q 3.034121697672641 1.9174e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1610  
   data-arc span      11053 days (30.26 yr)  
   first obs. used      1985-09-13  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5153  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:07:59  

Additional Information
 Earth MOID = 1.71816 au 
 Jupiter MOID = 2.23754 au 
 T_jup = 3.293 
[ 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 13.1 mag n/a MPO302118  

8658 (1990 RG3)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar
Reference: 19980511/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 RG3 = 1985 RH2 = 1993 FZ48 = 1996 XX25 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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