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(2002 QG57)
Classification: Main-belt Asteroid          SPK-ID: 3220000
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1728455218284161 1.0461e-07  
a 2.420131897482284 2.1877e-08 au
q 2.001822936768364 2.5661e-07 au
i 10.23381184103002 1.3631e-05 deg
node 158.2111375261303 3.2351e-05 deg
peri 118.4561728827946 6.2671e-05 deg
M 298.4629886112109 4.5447e-05 deg
tp 2459235.566575318422
(2021-Jan-21.06657532)
0.00017413 TDB
period 1375.171871444654
3.77
1.8647e-05
5.105e-08
d
yr
n .2617854593126681 3.5497e-09 deg/d
Q 2.838440858196205 2.5659e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      6457 days (17.68 yr)  
   first obs. used      2002-08-17  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70615  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-19 15:08:09  

Additional Information
 Earth MOID = 1.00898 au 
 Jupiter MOID = 2.36515 au 
 T_jup = 3.472 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a MPO419343  

Alternate Designations
 2002 QG57 = 2016 DM3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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