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447776 (2007 RU92)
Classification: Main-belt Asteroid          SPK-ID: 2447776
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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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 .2717257957948074 7.0363e-07  
a 2.482789159400469 1.0973e-07 au
q 1.808151299271656 1.668e-06 au
i 1.120114157649325 8.11e-06 deg
node 173.8074631799462 0.00056815 deg
peri 205.4911468192943 0.00058965 deg
M 79.30971725006489 9.7921e-05 deg
tp 2458685.701910227446
(2019-Jul-21.20191023)
0.00037951 TDB
period 1428.920897054727
3.91
9.4733e-05
2.594e-07
d
yr
n .2519383688362506 1.6703e-08 deg/d
Q 3.157427019529282 1.3955e-07 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      7357 days (20.14 yr)  
   first obs. used      1999-10-15  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66782  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 23:00:51  

Additional Information
 Earth MOID = .810561 au 
 Jupiter MOID = 2.3038 au 
 T_jup = 3.425 
[ 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 18.3   n/a MPO218056  

447776 (2007 RU92)          Discovered 2007-Sep-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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