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JPL Small-Body Database Browser
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(2002 XQ40)
Classification: Apollo [NEO]          SPK-ID: 3144515
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3509957395200407 7.4783e-08  
a 1.074362131754527 2.8584e-09 au
q .6972656008070194 8.1912e-08 au
i 2.183103655483546 4.904e-06 deg
node 270.478181315238 6.2344e-05 deg
peri 72.99502272981967 6.3309e-05 deg
M 309.5469485308785 1.2857e-05 deg
tp 2458657.504534372556
(2019-Jun-23.00453437)
1.4603e-05 TDB
period 406.7471000575626
1.11
1.6233e-06
4.444e-09
d
yr
n .8850708461081911 3.5322e-09 deg/d
Q 1.451458662702034 3.8617e-09 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      3691 days (10.11 yr)  
   first obs. used      2002-12-11  
   last obs. used      2013-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6782  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-31 07:08:24  

Additional Information
 Earth MOID = .00653418 au 
 Jupiter MOID = 3.94743 au 
 T_jup = 5.694 
[ 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 22.4   n/a MPO252001  

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