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JPL Small-Body Database Browser
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390581 (2001 QD116)
Classification: Main-belt Asteroid          SPK-ID: 2390581
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1317088897490393 1.252e-07  
a 2.296882706719178 1.168e-08 au
q 1.994362835533427 2.8359e-07 au
i 5.637919611881762 1.0816e-05 deg
node 211.3535160173494 5.1323e-05 deg
peri 139.4603422107732 5.71e-05 deg
M 23.93850815311686 2.5812e-05 deg
tp 2458515.952409603748
(2019-Feb-01.45240960)
9.0843e-05 TDB
period 1271.471569905981
3.48
9.698e-06
2.655e-08
d
yr
n .2831364920150123 2.1596e-09 deg/d
Q 2.59940257790493 1.3218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      5696 days (15.59 yr)  
   first obs. used      2001-08-17  
   last obs. used      2017-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56269  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 21:38:19  

Additional Information
 Earth MOID = .992069 au 
 Jupiter MOID = 2.82615 au 
 T_jup = 3.576 
[ 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 16.8   n/a MPO353325  

390581 (2001 QD116)          Discovered 2001-Aug-17 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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