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437826 (2015 DQ216)
Classification: Main-belt Asteroid          SPK-ID: 2437826
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1130350629610089 7.5325e-08  
a 2.439514850321286 2.2954e-08 au
q 2.163764135620903 1.7678e-07 au
i 2.142230891228498 4.6503e-06 deg
node 70.54342681118652 0.00020547 deg
peri 84.30715500462132 0.00020724 deg
M 141.2391733081245 2.6818e-05 deg
tp 2458454.482839311641
(2018-Dec-01.98283931)
0.00010115 TDB
period 1391.725632795828
3.81
1.9642e-05
5.378e-08
d
yr
n .258671674586318 3.6508e-09 deg/d
Q 2.715265565021669 2.5548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      5942 days (16.27 yr)  
   first obs. used      2004-04-21  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63394  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-26 00:40:58  

Additional Information
 Earth MOID = 1.17491 au 
 Jupiter MOID = 2.26953 au 
 T_jup = 3.493 
[ 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 17.6   n/a MPO428072  

437826 (2015 DQ216)          Discovered 2004-Apr-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2015 DQ216 = 2011 AD56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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