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JPL Small-Body Database Browser
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108710 (2001 OP20)
Classification: Main-belt Asteroid          SPK-ID: 2108710
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2081758883874608 1.0205e-07  
a 2.46356279039994 2.367e-08 au
q 1.95070841791014 2.3939e-07 au
i 11.71395471963629 5.9258e-06 deg
node 261.1974714712875 3.7503e-05 deg
peri 98.66623808945866 4.3873e-05 deg
M 295.2511041553142 3.6858e-05 deg
tp 2459254.523412986344
(2021-Feb-09.02341299)
0.00014799 TDB
period 1412.355029102622
3.87
2.0355e-05
5.573e-08
d
yr
n .2548934174353708 3.6735e-09 deg/d
Q 2.976417162889739 2.8597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      452  
   data-arc span      8006 days (21.92 yr)  
   first obs. used      1997-05-30  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54073  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:10:25  

Additional Information
 Earth MOID = .988917 au 
 Jupiter MOID = 2.63453 au 
 T_jup = 3.430 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO280500  
diameter diameter 2.225 km 0.569 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.271   0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108710 (2001 OP20)          Discovered 2001-Jul-21 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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