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JPL Small-Body Database Browser
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351241 (2004 RA18)
Classification: Main-belt Asteroid          SPK-ID: 2351241
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1866142147222268 5.0952e-08  
a 2.388931796053839 1.1011e-08 au
q 1.943123164908293 1.2348e-07 au
i 1.10753285988552 6.1831e-06 deg
node 182.0540639204513 0.00023589 deg
peri 218.922979538523 0.00023656 deg
M 305.6327816791473 1.427e-05 deg
tp 2458804.175441034848
(2019-Nov-16.67544103)
5.3433e-05 TDB
period 1348.664894713254
3.69
9.3247e-06
2.553e-08
d
yr
n .2669306522407416 1.8456e-09 deg/d
Q 2.834740427199385 1.3066e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      6471 days (17.72 yr)  
   first obs. used      2002-02-11  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58421  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 10:46:48  

Additional Information
 Earth MOID = .950918 au 
 Jupiter MOID = 2.57019 au 
 T_jup = 3.509 
[ 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 17.5   n/a MPO455542  

351241 (2004 RA18)          Discovered 2004-Sep-07 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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