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(2019 DA1)
Classification: Apollo [NEO]          SPK-ID: 3838849
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4312740585287245 0.00062857  
a 1.40499163543242 0.0012204 au
q .79905519062057 0.00018907 au
i 5.740690753686613 0.0069647 deg
node 345.5727496986152 0.00068041 deg
peri 249.9752074325875 0.0014202 deg
M 238.0394633970598 0.2978 deg
tp 2459206.575261991049
(2020-Dec-23.07526199)
0.77169 TDB
period 608.2877001296259
1.67
0.79256
0.00217
d
yr
n .5918252167901539 0.00077111 deg/d
Q 2.010928080244269 0.0017467 au
  Orbit Determination Parameters
   # obs. used (total)      53  
   data-arc span      7 days  
   first obs. used      2019-02-26  
   last obs. used      2019-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .37104  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-06 06:58:01  

Additional Information
 Earth MOID = .00110213 au 
 Jupiter MOID = 3.01471 au 
 T_jup = 4.636 
[ 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 26.0   .3879 MPO467490 autocmod 2.6q

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