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85643 (1998 OC10)
Classification: Outer Main-belt Asteroid          SPK-ID: 2085643
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2435236065233374 4.9986e-08  
a 3.200752354138589 3.2629e-08 au
q 2.421293597270698 1.6555e-07 au
i 16.36698022590884 6.8376e-06 deg
node 145.0274029007003 2.1783e-05 deg
peri 106.1523131863344 2.6118e-05 deg
M 260.7898365703749 1.8335e-05 deg
tp 2459176.908267765249
(2020-Nov-23.40826777)
0.00011274 TDB
period 2091.589905934235
5.73
3.1983e-05
8.756e-08
d
yr
n .1721178702281036 2.6319e-09 deg/d
Q 3.980211111006481 4.0575e-08 au
  Orbit Determination Parameters
   # obs. used (total)      568  
   data-arc span      7517 days (20.58 yr)  
   first obs. used      1998-07-26  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61313  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:59:27  

Additional Information
 Earth MOID = 1.46776 au 
 Jupiter MOID = 1.59652 au 
 T_jup = 3.085 
[ 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 14.2   n/a MPO432400  
diameter diameter 8.739 km 0.299 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85643 (1998 OC10)          Discovered 1998-Jul-26 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 OC10 = 2002 CK120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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