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90270 (2003 CX9)
Classification: Main-belt Asteroid          SPK-ID: 2090270
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02183609650683493 4.3237e-08  
a 3.127334773925831 2.309e-08 au
q 3.059045989993205 1.3365e-07 au
i 16.46708663953491 4.5374e-06 deg
node 155.80566163 1.545e-05 deg
peri 49.87164092046297 0.00010341 deg
M 50.91424835100589 0.00010036 deg
tp 2459110.808826029857
(2020-Sep-18.30882603)
0.00056403 TDB
period 2020.040086229018
5.53
2.2372e-05
6.125e-08
d
yr
n .1782142851788862 1.9737e-09 deg/d
Q 3.195623557858456 2.3595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      644  
   data-arc span      7642 days (20.92 yr)  
   first obs. used      2000-09-03  
   last obs. used      2021-08-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:00:38  

Additional Information
 Earth MOID = 2.08022 au 
 Jupiter MOID = 1.79952 au 
 T_jup = 3.150 
[ 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 14.75   n/a MPO637229  

90270 (2003 CX9)          Discovered 2003-Feb-02 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2003 CX9 = 2004 GY74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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