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305379 (2008 CA18)
Classification: Main-belt Asteroid          SPK-ID: 2305379
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1302716894851958 5.6653e-08  
a 3.112081559916001 4.4911e-08 au
q 2.70666543729002 1.8101e-07 au
i 10.31302104703141 1.2567e-05 deg
node 335.1909418789713 3.713e-05 deg
peri 95.89365258331981 6.4549e-05 deg
M 160.4891082166612 5.4802e-05 deg
tp 2458106.540291346789
(2017-Dec-19.04029135)
0.000295 TDB
period 2005.279353167629
5.49
4.3408e-05
1.188e-07
d
yr
n .1795261091335369 3.8861e-09 deg/d
Q 3.517497682541983 5.0761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      6294 days (17.23 yr)  
   first obs. used      2002-01-09  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58728  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:25:16  

Additional Information
 Earth MOID = 1.74591 au 
 Jupiter MOID = 1.81439 au 
 T_jup = 3.181 
[ 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 15.8   n/a MPO437356  

305379 (2008 CA18)          Discovered 2008-Feb-03 by Spacewatch at Kitt Peak
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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