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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05863778088217283 5.5949e-08  
a 2.993612632471536 3.1066e-08 au
q 2.818073830882565 1.7123e-07 au
i 10.15198485884149 6.3932e-06 deg
node 7.651669597753762 2.839e-05 deg
peri 223.3297896288997 5.8921e-05 deg
M 341.2773215047891 4.9657e-05 deg
tp 2458698.891438479056
(2019-Aug-03.39143848)
0.00026039 TDB
period 1891.87235477661
5.18
2.945e-05
8.063e-08
d
yr
n .1902876793410877 2.9621e-09 deg/d
Q 3.169151434060506 3.2888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   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      .63688  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:40  

Additional Information
 Earth MOID = 1.8191 au 
 Jupiter MOID = 1.83152 au 
 T_jup = 3.229 
[ 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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