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312314 (2008 CB85)
Classification: Main-belt Asteroid          SPK-ID: 2312314
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2116869015653702 4.8179e-08  
a 2.74301661169797 2.717e-08 au
q 2.162355924225287 1.3624e-07 au
i 3.632808603722353 7.5889e-06 deg
node 140.5380530423909 9.3352e-05 deg
peri 290.6193360215892 9.6536e-05 deg
M 315.6020347566026 2.4639e-05 deg
tp 2459205.145240948972
(2020-Dec-21.64524095)
0.00011555 TDB
period 1659.361782409297
4.54
2.4654e-05
6.75e-08
d
yr
n .2169508806435815 3.2234e-09 deg/d
Q 3.323677299170654 3.2921e-08 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      9306 days (25.48 yr)  
   first obs. used      1994-01-13  
   last obs. used      2019-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62137  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:01:43  

Additional Information
 Earth MOID = 1.18015 au 
 Jupiter MOID = 1.98159 au 
 T_jup = 3.313 
[ 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 16.7   n/a MPO476401  

312314 (2008 CB85)          Discovered 2008-Feb-07 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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