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351018 (2003 RU18)
Classification: Main-belt Asteroid          SPK-ID: 2351018
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2362172925566627 8.4997e-08  
a 2.65228925549956 2.1751e-08 au
q 2.025772668488328 2.2889e-07 au
i 7.075952576276303 8.2476e-06 deg
node 328.9459526720463 6.3224e-05 deg
peri 61.91162670314353 7.0275e-05 deg
M 291.2317799703837 2.2224e-05 deg
tp 2459301.880423217400
(2021-Mar-28.38042322)
9.9006e-05 TDB
period 1577.719363850596
4.32
1.9408e-05
5.314e-08
d
yr
n .2281774618785059 2.8069e-09 deg/d
Q 3.278805842510793 2.6889e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5720 days (15.66 yr)  
   first obs. used      2003-09-03  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59479  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:52:58  

Additional Information
 Earth MOID = 1.04212 au 
 Jupiter MOID = 2.23774 au 
 T_jup = 3.339 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO437486  

351018 (2003 RU18)          Discovered 2003-Sep-15 by LONEOS at Anderson Mesa
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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