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JPL Small-Body Database Browser
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(2018 QQ)
Classification: Amor [NEO]          SPK-ID: 3826890
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .215931799248114 6.341e-07  
a 1.308361469938446 1.4532e-08 au
q 1.02584462366773 8.21e-07 au
i 6.245964983588242 1.6077e-05 deg
node 148.9784406579848 2.4537e-05 deg
peri 142.9256737219803 0.00019324 deg
M 351.9524267116583 0.00011224 deg
tp 2459408.719473268218
(2021-Jul-13.21947327)
0.00017034 TDB
period 546.6256993187039
1.50
9.1069e-06
2.493e-08
d
yr
n .6585859399744505 1.0972e-08 deg/d
Q 1.590878316209162 1.767e-08 au
  Orbit Determination Parameters
   # obs. used (total)      53  
   data-arc span      1118 days (3.06 yr)  
   first obs. used      2018-08-18  
   last obs. used      2021-09-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .3927  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-09 10:42:03  

Additional Information
 Earth MOID = .037455 au 
 Jupiter MOID = 3.56914 au 
 T_jup = 4.950 
[ 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 25.5   .40134 MPO452072 autocmod 2.6n

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