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101603 (1999 CB2)
Classification: Main-belt Asteroid          SPK-ID: 2101603
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772354450214205 1.8965e-07  
a 2.538983837387908 1.2889e-08 au
q 2.088985907066268 4.8949e-07 au
i 6.621116716293592 5.098e-06 deg
node 12.36471584014106 4.2576e-05 deg
peri 141.6587585914788 4.5021e-05 deg
M 144.7471735210094 1.0385e-05 deg
tp 2458606.350244827652
(2019-May-02.85024483)
4.1409e-05 TDB
period 1477.707002209611
4.05
1.1252e-05
3.081e-08
d
yr
n .2436206903409762 1.855e-09 deg/d
Q 2.988981767709549 1.5173e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1190  
   data-arc span      8826 days (24.16 yr)  
   first obs. used      1995-03-23  
   last obs. used      2019-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56063  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:36  

Additional Information
 Earth MOID = 1.103 au 
 Jupiter MOID = 2.0061 au 
 T_jup = 3.415 
[ 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 15.0   n/a MPO270553  
rotation period rot_per 6.790 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

101603 (1999 CB2)          Discovered 1999-Feb-08 by Kobayashi, T. at Oizumi
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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