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(2002 QG54)
Classification: Main-belt Asteroid          SPK-ID: 3219999
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2396251157240757 6.0178e-08  
a 2.286887976540207 1.2544e-08 au
q 1.738892180513763 1.4164e-07 au
i 1.385819295839061 8.3921e-06 deg
node 219.6511364664177 0.00020864 deg
peri 73.6011395307202 0.00022239 deg
M 73.46057533422831 5.1934e-05 deg
tp 2458742.738774307917
(2019-Sep-16.23877431)
0.00018203 TDB
period 1263.181520522525
3.46
1.0393e-05
2.845e-08
d
yr
n .2849946695318051 2.3449e-09 deg/d
Q 2.834883772566651 1.555e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      6187 days (16.94 yr)  
   first obs. used      2002-08-17  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5101  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-31 23:20:20  

Additional Information
 Earth MOID = .723417 au 
 Jupiter MOID = 2.3672 au 
 T_jup = 3.562 
[ 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 18.5   .3004 MPO457505 autocmod 2.6q

Alternate Designations
 2002 QG54 = 2005 GB75 = 2009 SF55 = 2016 UN19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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