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305389 (2008 CG50)
Classification: Main-belt Asteroid          SPK-ID: 2305389
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05997665319903678 5.5715e-08  
a 2.996805240950644 3.1705e-08 au
q 2.817066892309092 1.7159e-07 au
i 10.14726829147224 6.3837e-06 deg
node 7.534830110128315 2.8126e-05 deg
peri 223.1476794672505 5.7672e-05 deg
M 57.54131011511549 4.7888e-05 deg
tp 2458697.624983213984
(2019-Aug-02.12498321)
0.00025378 TDB
period 1894.899609077954
5.19
3.0071e-05
8.233e-08
d
yr
n .1899836794916928 3.0149e-09 deg/d
Q 3.176543589592197 3.3606e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      7729 days (21.16 yr)  
   first obs. used      1998-03-29  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .632  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:54:04  

Additional Information
 Earth MOID = 1.81801 au 
 Jupiter MOID = 1.82354 au 
 T_jup = 3.228 
[ 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 15.6   n/a MPO433967  

305389 (2008 CG50)          Discovered 2008-Feb-06 by CSS at Catalina
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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