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JPL Small-Body Database Browser
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469672 (2004 XE2)
Classification: Mars-crossing Asteroid          SPK-ID: 2469672
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3763270517346106 1.1491e-07  
a 2.606574238165899 8.9905e-08 au
q 1.625649839989537 2.5758e-07 au
i 5.358894216864774 1.2965e-05 deg
node 294.6560213384357 9.3421e-05 deg
peri 136.2778646518742 0.00012798 deg
M 154.474504369182 9.5991e-05 deg
tp 2457940.934570381829
(2017-Jul-06.43457038)
0.00037597 TDB
period 1537.105139985236
4.21
7.9526e-05
2.177e-07
d
yr
n .2342064902622457 1.2117e-08 deg/d
Q 3.587498636342261 1.2374e-07 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      4883 days (13.37 yr)  
   first obs. used      2004-12-01  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50178  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:27:49  

Additional Information
 Earth MOID = .645309 au 
 Jupiter MOID = 1.75198 au 
 T_jup = 3.302 
[ 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 17.2   n/a MPO437769  

469672 (2004 XE2)          Discovered 2004-Dec-01 by CSS at Catalina
Reference: Last Updated: 2016-08-22

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