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136056 (2002 XQ49)
Classification: Main-belt Asteroid          SPK-ID: 2136056
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1862465340115071 4.4863e-08  
a 3.021112776635316 1.8071e-08 au
q 2.458440993129108 1.3773e-07 au
i 1.398926412500988 5.2396e-06 deg
node 159.2019075883111 0.0001805 deg
peri 340.248053181428 0.00018101 deg
M 74.92647292327331 1.2348e-05 deg
tp 2458601.308190820067
(2019-Apr-27.80819082)
6.4929e-05 TDB
period 1918.001017503356
5.25
1.7209e-05
4.712e-08
d
yr
n .1876954165898247 1.6841e-09 deg/d
Q 3.583784560141524 2.1437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      592  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1998-01-02  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5203  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:36:06  

Additional Information
 Earth MOID = 1.47178 au 
 Jupiter MOID = 1.4486 au 
 T_jup = 3.219 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO436668  

136056 (2002 XQ49)          Discovered 2002-Dec-10 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2002 XQ49 = 2004 EE9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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