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JPL Small-Body Database Browser
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226141 (2002 RG138)
Classification: Main-belt Asteroid          SPK-ID: 2226141
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 .2730119699482956 6.7975e-08  
a 2.316313651882734 1.3463e-08 au
q 1.683932298764098 1.602e-07 au
i 8.328114515503607 6.0475e-06 deg
node 52.00841251807531 7.1312e-05 deg
peri 328.8516316162741 7.3444e-05 deg
M 238.7858313274625 2.1854e-05 deg
tp 2459034.056162537142
(2020-Jul-03.55616254)
8.0813e-05 TDB
period 1287.640052500998
3.53
1.1226e-05
3.074e-08
d
yr
n .2795812380181618 2.4374e-09 deg/d
Q 2.948695005001369 1.7138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      5720 days (15.66 yr)  
   first obs. used      2002-08-13  
   last obs. used      2018-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67366  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:54:13  

Additional Information
 Earth MOID = .693218 au 
 Jupiter MOID = 2.51349 au 
 T_jup = 3.517 
[ 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 16.8   n/a MPO437072  

226141 (2002 RG138)          Discovered 2002-Sep-10 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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