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150242 (1999 CD99)
Classification: Main-belt Asteroid          SPK-ID: 2150242
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 .2150532179059987 4.2599e-08  
a 2.688028956540301 1.3231e-08 au
q 2.109959679611805 1.1681e-07 au
i 13.45000054933059 4.2749e-06 deg
node 138.3959524578428 1.7836e-05 deg
peri 35.73308777234197 2.0506e-05 deg
M 329.1549615596626 9.0907e-06 deg
tp 2459338.421558541490
(2021-May-03.92155854)
4.0683e-05 TDB
period 1609.716297516572
4.41
1.1885e-05
3.254e-08
d
yr
n .2236418930189118 1.6513e-09 deg/d
Q 3.266098233468797 1.6077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      9366 days (25.64 yr)  
   first obs. used      1995-07-22  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50187  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:44  

Additional Information
 Earth MOID = 1.13119 au 
 Jupiter MOID = 1.75613 au 
 T_jup = 3.301 
[ 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 15.7   n/a MPO417804  

150242 (1999 CD99)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 1999 CD99 = 1995 OE2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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