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JPL Small-Body Database Browser
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442004 (2010 OJ20)
Classification: Main-belt Asteroid          SPK-ID: 2442004
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1232880282415453 6.8352e-08  
a 3.09575103807183 5.6633e-08 au
q 2.714081996661237 2.1171e-07 au
i 11.84891485782066 6.9125e-06 deg
node 201.9584468804055 3.5169e-05 deg
peri 235.9122163404545 4.373e-05 deg
M 162.0167571267838 2.8655e-05 deg
tp 2457705.125127819315
(2016-Nov-12.62512782)
0.00014846 TDB
period 1989.516144510955
5.45
5.4593e-05
1.495e-07
d
yr
n .1809485190624035 4.9653e-09 deg/d
Q 3.477420079482423 6.3615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6294 days (17.23 yr)  
   first obs. used      2002-04-12  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58386  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:39  

Additional Information
 Earth MOID = 1.7491 au 
 Jupiter MOID = 1.95469 au 
 T_jup = 3.179 
[ 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 15.8   n/a MPO437718  
diameter diameter 3.360 km 0.894 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

442004 (2010 OJ20)          Discovered 2008-May-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2010 OJ20 = 2008 KF23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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