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441766 (2009 CR51)
Classification: Main-belt Asteroid          SPK-ID: 2441766
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1154157100411383 5.4775e-08  
a 2.757220695324805 3.7332e-08 au
q 2.438994111033772 1.499e-07 au
i 14.08760550869998 6.8161e-06 deg
node 127.9519698678491 2.1308e-05 deg
peri 44.53920649713262 3.5271e-05 deg
M 142.2131868424156 2.9154e-05 deg
tp 2458339.893125059191
(2018-Aug-09.39312506)		 0.00013093 TDB
period 1672.267391365152
4.58		 3.3963e-05
9.299e-08		 d
yr
n .2152765770945966 4.3722e-09 deg/d
Q 3.075447279615839 4.1641e-08 au
   Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      4731 days (12.95 yr)  
   first obs. used      2007-11-03  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:52:55  

Additional Information
 Earth MOID = 1.46711 au 
 Jupiter MOID = 1.97286 au 
 T_jup = 3.290 
[ 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 16.9   n/a MPO437717  

441766 (2009 CR51)          Discovered 2008-Dec-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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