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101630 (1999 CD26)
Classification: Main-belt Asteroid          SPK-ID: 2101630
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08560198022289801 5.3374e-08  
a 2.598112756751672 1.3804e-08 au
q 2.375709159931356 1.4461e-07 au
i 1.778818510343144 4.3892e-06 deg
node 306.8350488319734 0.00013916 deg
peri 252.337147466892 0.00014113 deg
M 25.16987705436603 2.3623e-05 deg
tp 2459093.554131120872
(2020-Sep-01.05413112)
0.00010027 TDB
period 1529.626573595349
4.19
1.2191e-05
3.338e-08
d
yr
n .2353515597952963 1.8757e-09 deg/d
Q 2.820516353571987 1.4986e-08 au
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      8180 days (22.40 yr)  
   first obs. used      1997-11-28  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:44  

Additional Information
 Earth MOID = 1.37315 au 
 Jupiter MOID = 2.14257 au 
 T_jup = 3.410 
[ 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 15.8   n/a MPO267996  

101630 (1999 CD26)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 CD26 = 2001 TW176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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