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214890 (2007 RG291)
Classification: Main-belt Asteroid          SPK-ID: 2214890
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1460129749523909 4.0691e-08  
a 2.376187498251912 1.3197e-08 au
q 2.029233292587472 9.4341e-08 au
i 1.41197294899801 3.4743e-06 deg
node 258.2591780828985 0.00019823 deg
peri 311.7922965051287 0.00019894 deg
M 9.39759797794216 1.4788e-05 deg
tp 2458965.575206388804
(2020-Apr-26.07520639)
5.508e-05 TDB
period 1337.887163245468
3.66
1.1146e-05
3.052e-08
d
yr
n .2690809882103258 2.2417e-09 deg/d
Q 2.723141703916353 1.5124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      9065 days (24.82 yr)  
   first obs. used      1995-07-02  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59097  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:12:41  

Additional Information
 Earth MOID = 1.02412 au 
 Jupiter MOID = 2.24367 au 
 T_jup = 3.526 
[ 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 MPO379708  

214890 (2007 RG291)          Discovered 2007-Sep-14 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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