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JPL Small-Body Database Browser
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(2019 QD)
Classification: Apollo [NEO]          SPK-ID: 3843569
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 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6597217176344021 0.00048582  
a 2.405345589179102 0.0031654 au
q .8184868655815319 9.2205e-05 au
i 2.819001801290344 0.0019395 deg
node 149.8048138430901 0.00035975 deg
peri 237.4668000199972 0.0024775 deg
M 318.5675658582247 0.084081 deg
tp 2458757.320414994825
(2019-Sep-30.82041499)
0.0087131 TDB
period 1362.588285422855
3.73
2.6897
0.007364
d
yr
n .2642030640152468 0.00052153 deg/d
Q 3.992204312776673 0.0052537 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   first obs. used      2019-08-21  
   last obs. used      2019-08-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .3076  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Aug-21 18:42:03  

Additional Information
 Earth MOID = .00103283 au 
 Jupiter MOID = 1.46166 au 
 T_jup = 3.184 
[ 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 28.754   .22156 1 autocmod 2.8

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