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18326 (1985 CV1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2018326
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1178420577654141 7.2585e-08  
a 3.224749799738881 3.2031e-08 AU
q 2.844738647559045 2.2701e-07 AU
i 1.908073503557586 6.6181e-06 deg
node 43.89961916407106 0.0001895 deg
peri 107.4693608898603 0.00019193 deg
M 26.18943565944825 2.8756e-05 deg
tp 2456646.625695501745
(2013-Dec-20.12569550)
0.00016881 JED
period 2115.15629201377
5.79
3.1514e-05
8.628e-08
d
yr
n .1702001886854687 2.5358e-09 deg/d
Q 3.604760951918718 3.5805e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      882  
   data-arc span      10725 days (29.36 yr)  
   first obs. used      1985-02-11  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52433  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:40:41  

Additional Information
 Earth MOID = 1.8565 AU 
 T_jup = 3.176 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5 mag n/a MPO256998  

18326 (1985 CV1)          Discovered 1985-Feb-11 by Debehogne, H. at La Silla (809)
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1985 CV1 = 1991 EH3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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