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85884 (1999 CO28)
Classification: Main-belt Asteroid          SPK-ID: 2085884
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .128924306239557 4.1862e-08  
a 2.608018038647197 1.1694e-08 au
q 2.271781122354357 1.118e-07 au
i 2.6845125180082 3.5546e-06 deg
node 41.9122017311342 9.0199e-05 deg
peri 105.5607424839098 9.1924e-05 deg
M 13.82190149015767 1.4733e-05 deg
tp 2458941.435081931905
(2020-Apr-01.93508193)
6.3045e-05 TDB
period 1538.38243744215
4.21
1.0347e-05
2.833e-08
d
yr
n .2340120318836762 1.574e-09 deg/d
Q 2.944254954940037 1.3202e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1090  
   data-arc span      10607 days (29.04 yr)  
   first obs. used      1991-04-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53387  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:40:57  

Additional Information
 Earth MOID = 1.28512 au 
 Jupiter MOID = 2.05735 au 
 T_jup = 3.398 
[ 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 15.4   n/a MPO412683  

85884 (1999 CO28)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 CO28 = 2001 RB125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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