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JPL Small-Body Database Browser
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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199384286881033 5.7381e-08  
a 2.605695018706143 1.1379e-08 au
q 2.086160375571958 1.462e-07 au
i 5.602106038180549 5.7544e-06 deg
node 243.1889338600684 4.7621e-05 deg
peri 135.6207897609372 4.9711e-05 deg
M 149.0128266449339 1.3002e-05 deg
tp 2458364.576384421240
(2018-Sep-03.07638442)
5.4028e-05 TDB
period 1536.327487793057
4.21
1.0063e-05
2.755e-08
d
yr
n .2343250399803378 1.5349e-09 deg/d
Q 3.125229661840327 1.3648e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      8129 days (22.26 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52682  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:13:08  

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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