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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .185961093213938 3.5462e-08  
a 3.02269287196276 1.6288e-08 au
q 2.460589601042588 1.0599e-07 au
i 1.399034893175509 4.163e-06 deg
node 159.1755209266553 0.00017504 deg
peri 340.4315796561405 0.00017549 deg
M 112.3082714565194 1.2047e-05 deg
tp 2458601.676683843405
(2019-Apr-28.17668384)
6.2816e-05 TDB
period 1919.505936834183
5.26
1.5515e-05
4.248e-08
d
yr
n .1875482607747197 1.516e-09 deg/d
Q 3.584796142882933 1.9317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      662  
   data-arc span      8209 days (22.48 yr)  
   first obs. used      1998-01-02  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50179  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:15:45  

Additional Information
 Earth MOID = 1.47379 au 
 Jupiter MOID = 1.44649 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 15.46   n/a MPCxxxxx  

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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