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JPL Small-Body Database Browser
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39329 (2001 XW154)
Classification: Main-belt Asteroid          SPK-ID: 2039329
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .142909384624033 4.7188e-08  
a 3.042677085605076 2.1009e-08 au
q 2.607849975691608 1.3649e-07 au
i .558880106725886 4.7427e-06 deg
node 271.1014211472556 0.00053233 deg
peri 251.8566431991647 0.00053265 deg
M 39.68365012294123 1.8132e-05 deg
tp 2458386.806489397033
(2018-Sep-25.30648940)
9.7233e-05 TDB
period 1938.573280903786
5.31
2.0078e-05
5.497e-08
d
yr
n .1857035808479542 1.9234e-09 deg/d
Q 3.477504195518543 2.4012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8724 days (23.89 yr)  
   first obs. used      1995-09-29  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58662  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:00:00  

Additional Information
 Earth MOID = 1.61639 au 
 Jupiter MOID = 1.50619 au 
 T_jup = 3.224 
[ 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 15.2   n/a MPO263674  

39329 (2001 XW154)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 XW154 = 1997 AV11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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