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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1769966296355365 1.8858e-07  
a 2.537872350526533 1.1224e-08 au
q 2.08867749803812 4.8483e-07 au
i 6.619170850110377 5.1277e-06 deg
node 12.46318872928602 4.2646e-05 deg
peri 141.3239547976241 4.5169e-05 deg
M 96.32665812021926 1.0317e-05 deg
tp 2458605.363561630192
(2019-May-01.86356163)
4.1569e-05 TDB
period 1476.736768295219
4.04
9.7961e-06
2.682e-08
d
yr
n .2437807520805436 1.6171e-09 deg/d
Q 2.987067203014947 1.321e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1175  
   data-arc span      8826 days (24.16 yr)  
   first obs. used      1995-03-23  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:22:56  

Additional Information
 Earth MOID = 1.10302 au 
 Jupiter MOID = 2.0094 au 
 T_jup = 3.416 
[ 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. 2019-August); 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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