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541222 (2011 CB17)
Classification: Main-belt Asteroid          SPK-ID: 2541222
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0664173923787361 5.6121e-08  
a 3.024347407724691 4.6131e-08 au
q 2.823478139256227 1.9524e-07 au
i 10.52110572675817 8.4518e-06 deg
node 150.0094699014355 3.0811e-05 deg
peri 271.6751486810778 7.8535e-05 deg
M 24.9759305654928 6.8479e-05 deg
tp 2459067.219958186019
(2020-Aug-05.71995819)
0.00036549 TDB
period 1921.082176586621
5.26
4.3954e-05
1.203e-07
d
yr
n .1873943782246984 4.2875e-09 deg/d
Q 3.225216676193155 4.9195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      5940 days (16.26 yr)  
   first obs. used      2003-08-23  
   last obs. used      2019-11-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47003  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:30  

Additional Information
 Earth MOID = 1.86087 au 
 Jupiter MOID = 1.99813 au 
 T_jup = 3.216 
[ 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 16.1   .52457 MPO504296 autocmod 2.8

541222 (2011 CB17)          Discovered 2005-Dec-02 by Wasserman, L. H., Millis, R. L. at Kitt Peak
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 CB17 = 2006 ER45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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