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117228 (2004 RN328)
Classification: Main-belt Asteroid          SPK-ID: 2117228
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1532718463046157 6.8935e-08  
a 2.555313753109913 1.8993e-08 au
q 2.16365609628318 1.7659e-07 au
i 8.340033600160343 8.9129e-06 deg
node 225.105666298453 6.6026e-05 deg
peri 69.63636581877608 7.8372e-05 deg
M 5.455370607387573 4.2265e-05 deg
tp 2458977.890730314808
(2020-May-08.39073031)
0.00017512 TDB
period 1491.986094518833
4.08
1.6634e-05
4.554e-08
d
yr
n .2412891120919598 2.6901e-09 deg/d
Q 2.946971409936646 2.1904e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      7301 days (19.99 yr)  
   first obs. used      1999-05-08  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62415  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:54:33  

Additional Information
 Earth MOID = 1.16476 au 
 Jupiter MOID = 2.25802 au 
 T_jup = 3.407 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO338085  

117228 (2004 RN328)          Discovered 2004-Sep-15 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 RN328 = 1999 JD40 = 2003 HK31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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