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108747 (2001 OB42)
Classification: Main-belt Asteroid          SPK-ID: 2108747
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1993842861927964 5.6595e-08  
a 2.605695018710352 1.1365e-08 au
q 2.086160377368663 1.4403e-07 au
i 5.602106365305612 5.0747e-06 deg
node 243.1889339932101 4.7582e-05 deg
peri 135.6207893126136 4.9119e-05 deg
M 149.0128268709251 1.1884e-05 deg
tp 2458364.576383455264
(2018-Sep-03.07638346)
4.9021e-05 TDB
period 1536.32748779678
4.21
1.0051e-05
2.752e-08
d
yr
n .23432503997977 1.533e-09 deg/d
Q 3.125229660052041 1.3631e-08 au
  Orbit Determination Parameters
   # obs. used (total)      488  
   data-arc span      8215 days (22.49 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52038  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:57:14  

Additional Information
 Earth MOID = 1.09312 au 
 Jupiter MOID = 2.35935 au 
 T_jup = 3.377 
[ 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 16.0   n/a MPO502752  

108747 (2001 OB42)          Discovered 2001-Jul-22 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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