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79943 (1999 CO85)
Classification: Main-belt Asteroid          SPK-ID: 2079943
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2605469662718322 4.4519e-08  
a 2.774203143391368 1.5989e-08 au
q 2.051392930558966 1.258e-07 au
i 10.36328417849302 5.2327e-06 deg
node 63.42155442966027 2.5539e-05 deg
peri 9.915510035254952 2.7064e-05 deg
M 255.8956358179379 1.018e-05 deg
tp 2459488.558916428075
(2021-Oct-01.05891643)
4.9575e-05 TDB
period 1687.741059604697
4.62
1.4591e-05
3.995e-08
d
yr
n .2133028629903211 1.8441e-09 deg/d
Q 3.497013356223769 2.0155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      692  
   data-arc span      7894 days (21.61 yr)  
   first obs. used      1998-12-18  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:37:09  

Additional Information
 Earth MOID = 1.0669 au 
 Jupiter MOID = 1.82372 au 
 T_jup = 3.263 
[ 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 14.8   n/a MPO436339  

79943 (1999 CO85)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 CO85 = 2002 RK173 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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