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(2019 XQ2)
Classification: Apollo [NEO]          SPK-ID: 3909263
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 .6026857212895463 0.00019892  
a 2.430636614429296 0.0011991 au
q .9657266332691946 7.2508e-06 au
i 4.916396701647976 0.001205 deg
node 73.38555722566475 0.0005155 deg
peri 330.6134031991797 0.0015461 deg
M 155.4837371845096 0.11513 deg
tp 2458798.693062909111
(2019-Nov-11.19306291)
0.00032743 TDB
period 1384.135095089294
3.79
1.0243
0.002804
d
yr
n .2600902189946823 0.00019247 deg/d
Q 3.895546595589397 0.0019218 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      31 days  
   first obs. used      2019-12-06  
   last obs. used      2020-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .3671  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:10:21  

Additional Information
 Earth MOID = .0126588 au 
 Jupiter MOID = 1.52982 au 
 T_jup = 3.228 
[ 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 24.9   .43518 E2020A92 autocmod 2.8

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