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JPL Small-Body Database Browser
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469368 (2001 QB146)
Classification: Main-belt Asteroid          SPK-ID: 2469368
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927146368114598 9.8837e-08  
a 2.401768132500747 1.7513e-08 au
q 1.938912259140527 2.3866e-07 au
i 1.323980740155691 9.6168e-06 deg
node 201.330474770153 0.00031556 deg
peri 146.5857112871851 0.00031831 deg
M 266.7946920602194 3.2586e-05 deg
tp 2458952.492320915149
(2020-Apr-12.99232092)
0.00012472 TDB
period 1359.549561397563
3.72
1.487e-05
4.071e-08
d
yr
n .2647935832732233 2.8962e-09 deg/d
Q 2.864624005860966 2.0888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      6519 days (17.85 yr)  
   first obs. used      2001-08-25  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61241  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:02:26  

Additional Information
 Earth MOID = .931549 au 
 Jupiter MOID = 2.55457 au 
 T_jup = 3.499 
[ 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 18.3   n/a MPO392225  

469368 (2001 QB146)          Discovered 2001-Aug-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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