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JPL Small-Body Database Browser
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305440 (2008 CU187)
Classification: Main-belt Asteroid          SPK-ID: 2305440
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05229427508850006 9.4804e-08  
a 3.079079647656307 4.4778e-08 au
q 2.918061409542366 3.0134e-07 au
i 7.518938000060673 8.6544e-06 deg
node 44.65980476574824 5.5407e-05 deg
peri 163.9559553557662 8.5489e-05 deg
M 332.4613383715226 6.2675e-05 deg
tp 2458751.462868906466
(2019-Sep-24.96286891)
0.00034333 TDB
period 1973.466740668634
5.40
4.3049e-05
1.179e-07
d
yr
n .1824200999090705 3.9793e-09 deg/d
Q 3.240097885770248 4.712e-08 au
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      5859 days (16.04 yr)  
   first obs. used      2003-04-09  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7097  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:52:35  

Additional Information
 Earth MOID = 1.91316 au 
 Jupiter MOID = 1.72326 au 
 T_jup = 3.213 
[ 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 15.7   n/a MPO433968  

305440 (2008 CU187)          Discovered 2008-Feb-03 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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