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JPL Small-Body Database Browser
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(2019 DD)
Classification: Apollo [NEO]          SPK-ID: 3838824
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2892427024725138 0.00048153  
a 1.166351880073257 0.00053787 au
q .8289931102469711 0.00017935 au
i 11.42456562186736 0.017127 deg
node 155.826290652736 0.00015448 deg
peri 80.86144189677896 0.0079323 deg
M 357.9104257211763 0.022097 deg
tp 2458603.170534116358
(2019-Apr-29.67053412)
0.026394 TDB
period 460.0900248591176
1.26
0.31826
0.0008713
d
yr
n .7824555642349217 0.00054125 deg/d
Q 1.503710649899543 0.00069344 au
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      3 days  
   first obs. used      2019-02-26  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .51123  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-01 07:02:27  

Additional Information
 Earth MOID = .0184818 au 
 Jupiter MOID = 3.52457 au 
 T_jup = 5.350 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.815   .50721 3 autocmod 2.6q

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