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(2019 DB2)
Classification: Apollo [NEO]          SPK-ID: 3838874
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 .09563781143549623 0.00015603  
a 1.1214758442825 0.00021454 au
q 1.014220348957546 1.9037e-05 au
i 16.37753729987786 0.013887 deg
node 343.28464291 6.1437e-06 deg
peri 182.2111340424006 0.0056878 deg
M 14.54927599178107 0.11214 deg
tp 2458982.968374139758
(2020-May-13.46837414)
0.1301 TDB
period 433.7937718174128
1.19
0.12448
0.0003408
d
yr
n .8298874335879741 0.00023814 deg/d
Q 1.228731339607454 0.00023506 au
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      7 days  
   first obs. used      2019-02-28  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .5955  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-19 07:18:58  

Additional Information
 Earth MOID = .0225362 au 
 Jupiter MOID = 3.74309 au 
 T_jup = 5.526 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458546.5 (2019-Mar-04.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09577529608547472 0.00015589  
q 1.014121684681922 1.9514e-05 au
tp 2458548.891131923412
(2019-Mar-06.39113192)
0.0067061 TDB
node 343.31545734278 6.7865e-05 deg
peri 181.8722957158505 0.0068524 deg
i 16.40056267991274 0.013843 deg
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      7 days  
   first obs. used      2019-02-28  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .5955  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-19 07:18:58  

Additional Information
 Jupiter MOID = 3.74309 au 
 T_jup = 5.526 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.430042473168194E-8 3.041795218143809E-9 1.033458836274802E-6 -1.054343340712529E-8 1.056354825324314E-6 2.157817359929665E-6
q 3.041795218143809E-9 3.807947543714032E-10 1.292824657955824E-7 -1.32019323596303E-9 1.321478482353944E-7 2.701264122645258E-7
tp 1.033458836274802E-6 1.292824657955824E-7 4.49712835171335E-5 -4.452225884455547E-7 4.595241189578432E-5 9.17595732885366E-5
node -1.054343340712529E-8 -1.32019323596303E-9 -4.452225884455547E-7 4.605606428907719E-9 -4.551532237067954E-7 -9.3637652156686E-7
peri 1.056354825324314E-6 1.321478482353944E-7 4.595241189578432E-5 -4.551532237067954E-7 4.695518710524378E-5 9.379259661646259E-5
i 2.157817359929665E-6 2.701264122645258E-7 9.17595732885366E-5 -9.3637652156686E-7 9.379259661646259E-5 .0001916253588350085

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 25.7   .43658 MPO467495 autocmod 2.6q

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