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JPL Small-Body Database Browser
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85166 (1989 OC)
Classification: Main-belt Asteroid          SPK-ID: 2085166
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2962851957060648 4.082e-08  
a 2.396501480728944 7.8807e-09 au
q 1.686453570501294 9.592e-08 au
i 8.014382432138385 5.4172e-06 deg
node 306.9071629736559 2.9699e-05 deg
peri 327.6480569110417 3.0759e-05 deg
M 6.372813572374749 8.0165e-06 deg
tp 2458576.512019197701
(2019-Apr-03.01201920)
3.0135e-05 TDB
period 1355.080137015489
3.71
6.6841e-06
1.83e-08
d
yr
n .2656669448294666 1.3104e-09 deg/d
Q 3.106549390956593 1.0216e-08 au
  Orbit Determination Parameters
   # obs. used (total)      874  
   data-arc span      11056 days (30.27 yr)  
   first obs. used      1989-07-21  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .525  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:09:04  

Additional Information
 Earth MOID = .675972 au 
 Jupiter MOID = 2.06419 au 
 T_jup = 3.455 
[ 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 15.1   n/a MPO280328  

85166 (1989 OC)          Discovered 1989-Jul-21 by McNaught, R. H. at Siding Spring
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1989 OC = 2000 JM79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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