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72515 (2001 DD79)
Classification: Main-belt Asteroid          SPK-ID: 2072515
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1466662029289988 3.1376e-08  
a 2.315320023763521 9.069e-09 au
q 1.975740827312646 7.3333e-08 au
i 10.76816383899654 3.8658e-06 deg
node 91.46113963754959 2.3421e-05 deg
peri 23.4487993002038 2.877e-05 deg
M 314.2882161298781 1.7471e-05 deg
tp 2459559.895705308102
(2021-Dec-11.39570531)
6.287e-05 TDB
period 1286.811603722253
3.52
7.5606e-06
2.07e-08
d
yr
n .2797612323036704 1.6437e-09 deg/d
Q 2.654899220214396 1.0399e-08 au
  Orbit Determination Parameters
   # obs. used (total)      926  
   data-arc span      8265 days (22.63 yr)  
   first obs. used      1998-05-24  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56527  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:30  

Additional Information
 Earth MOID = .997153 au 
 Jupiter MOID = 2.47063 au 
 T_jup = 3.544 
[ 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 15.74   n/a E2021B10  

72515 (2001 DD79)          Discovered 2001-Feb-16 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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