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226768 (2004 RA108)
Classification: Main-belt Asteroid          SPK-ID: 2226768
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1245111635943159 4.1784e-08  
a 2.763352805938066 2.0994e-08 au
q 2.4192845326491 1.1537e-07 au
i 9.281284285622005 8.3436e-06 deg
node 176.3631178956093 2.839e-05 deg
peri 285.4214721332431 4.4416e-05 deg
M 61.45067572233971 3.1982e-05 deg
tp 2458714.097309659291
(2019-Aug-18.59730966)
0.00014927 TDB
period 1677.849223148126
4.59
1.9121e-05
5.235e-08
d
yr
n .2145603997268221 2.4452e-09 deg/d
Q 3.107421079227033 2.3608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      7087 days (19.40 yr)  
   first obs. used      2000-11-26  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:29:38  

Additional Information
 Earth MOID = 1.45587 au 
 Jupiter MOID = 2.07314 au 
 T_jup = 3.310 
[ 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 15.8   n/a MPO459998  

226768 (2004 RA108)          Discovered 2004-Sep-09 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 RA108 = 2002 GD173 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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