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JPL Small-Body Database Browser
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249121 (2007 XW19)
Classification: Main-belt Asteroid          SPK-ID: 2249121
[ 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 .1754998660258693 5.327e-08  
a 2.259636397299942 1.7122e-08 au
q 1.863070512306624 1.169e-07 au
i 5.673862900527824 5.2257e-06 deg
node 303.5313832053636 7.871e-05 deg
peri 12.4561765427758 8.2511e-05 deg
M 216.6770850611055 2.7358e-05 deg
tp 2459094.434544689597
(2020-Sep-01.93454469)		 9.6649e-05 TDB
period 1240.66996658606
3.40		 1.4102e-05
3.861e-08		 d
yr
n .2901658053274302 3.2981e-09 deg/d
Q 2.656202282293259 2.0127e-08 au
   Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      6731 days (18.43 yr)  
   first obs. used      2000-09-22  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57496  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:07:34  

Additional Information
 Earth MOID = .848936 au 
 Jupiter MOID = 2.62105 au 
 T_jup = 3.594 
[ 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 16.8   n/a MPO376661  

249121 (2007 XW19)          Discovered 2007-Dec-12 by LINEAR at Socorro
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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