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108748 (2001 OJ42)
Classification: Main-belt Asteroid          SPK-ID: 2108748
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2612828802505792 3.3291e-08  
a 2.670175241160611 1.015e-08 au
q 1.972504163376382 8.8889e-08 au
i 4.23542475899273 5.1611e-06 deg
node 316.9807822778673 4.8139e-05 deg
peri 80.87284819000533 4.9514e-05 deg
M 81.27352104427391 1.0225e-05 deg
tp 2458640.705393849715
(2019-Jun-06.20539385)
4.4378e-05 TDB
period 1593.705508877155
4.36
9.0871e-06
2.488e-08
d
yr
n .2258886588486715 1.288e-09 deg/d
Q 3.36784631894484 1.2802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      969  
   data-arc span      10054 days (27.53 yr)  
   first obs. used      1992-07-26  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55769  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:13:08  

Additional Information
 Earth MOID = .985253 au 
 Jupiter MOID = 2.09763 au 
 T_jup = 3.328 
[ 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 15.3   n/a MPO453546  
diameter diameter 4.819 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.063   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

108748 (2001 OJ42)          Discovered 2001-Jul-22 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 OJ42 = 1992 OG4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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