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382751 (2003 DC21)
Classification: Inner Main-belt Asteroid          SPK-ID: 2382751
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08520293424175694 3.9318e-08  
a 1.975165119168338 8.6982e-09 au
q 1.806875255403226 7.931e-08 au
i 18.9676321130043 1.1834e-05 deg
node 343.3660243121565 1.3519e-05 deg
peri 90.50678569658351 7.041e-05 deg
M 154.3109868636951 6.8215e-05 deg
tp 2458565.891830132568
(2019-Mar-23.39183013)
0.00019191 TDB
period 1013.919645854365
2.78
6.6976e-06
1.834e-08
d
yr
n .355057722248444 2.3454e-09 deg/d
Q 2.143454982933449 9.4393e-09 au
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      5784 days (15.84 yr)  
   first obs. used      2003-02-02  
   last obs. used      2018-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58087  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:26:26  

Additional Information
 Earth MOID = .909268 au 
 Jupiter MOID = 3.01378 au 
 T_jup = 3.795 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO402528  

382751 (2003 DC21)          Discovered 2003-Feb-22 by NEAT at Palomar
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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