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441762 (2009 CD39)
Classification: Inner Main-belt Asteroid          SPK-ID: 2441762
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07569985963289462 7.5319e-08  
a 1.904860924078458 1.0338e-08 au
q 1.760663219505533 1.4338e-07 au
i 23.40708171109898 1.0187e-05 deg
node 158.0345320559413 1.4121e-05 deg
peri 60.55580502907611 5.5524e-05 deg
M 49.4632296321856 5.4549e-05 deg
tp 2458868.560964492573
(2020-Jan-20.06096449)
0.00014524 TDB
period 960.2699446816288
2.63
7.8176e-06
2.14e-08
d
yr
n .3748945825013357 3.052e-09 deg/d
Q 2.049058628651383 1.1121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      6530 days (17.88 yr)  
   first obs. used      2001-02-20  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60023  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:49:33  

Additional Information
 Earth MOID = .815852 au 
 Jupiter MOID = 2.97555 au 
 T_jup = 3.839 
[ 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 17.5   n/a MPO437717  

441762 (2009 CD39)          Discovered 2009-Feb-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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