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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02211836613112436 6.1127e-08  
a 3.127971642169981 2.7732e-08 au
q 3.058786020140691 1.9967e-07 au
i 16.46632884418123 6.8032e-06 deg
node 155.8032877854462 1.6666e-05 deg
peri 49.35130790666239 0.00011176 deg
M 340.8448091291699 0.00011058 deg
tp 2459108.016871936184
(2020-Sep-15.51687194)
0.00062068 TDB
period 2020.657176325438
5.53
2.6872e-05
7.357e-08
d
yr
n .1781598601771031 2.3693e-09 deg/d
Q 3.197157264199271 2.8345e-08 au
  Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      7171 days (19.63 yr)  
   first obs. used      2000-09-03  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62237  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:30:16  

Additional Information
 Earth MOID = 2.07899 au 
 Jupiter MOID = 1.79936 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 14.6   n/a MPO432441  

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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