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442985 (2013 CK161)
Classification: Main-belt Asteroid          SPK-ID: 2442985
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07416304675244491 7.7596e-08  
a 2.985838700648952 5.758e-08 au
q 2.764399805497465 2.2647e-07 au
i 8.745651411118397 1.1437e-05 deg
node 350.927986837996 5.2994e-05 deg
peri 100.2847319695214 9.3855e-05 deg
M 211.2887632842571 8.0099e-05 deg
tp 2459778.965240716593
(2022-Jul-18.46524072)
0.00042432 TDB
period 1884.507807528077
5.16
5.4512e-05
1.492e-07
d
yr
n .191031312559121 5.5258e-09 deg/d
Q 3.20727759580044 6.185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      6821 days (18.67 yr)  
   first obs. used      2000-09-28  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .688  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:44:13  

Additional Information
 Earth MOID = 1.7981 au 
 Jupiter MOID = 1.93196 au 
 T_jup = 3.236 
[ 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 16.7   n/a MPO397586  

442985 (2013 CK161)          Discovered 2008-Feb-02 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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