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JPL Small-Body Database Browser
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185542 (2007 XM39)
Classification: Main-belt Asteroid          SPK-ID: 2185542
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1121140686818997 5.0667e-08  
a 2.391975177994467 1.9857e-08 au
q 2.123801108603395 1.1914e-07 au
i 8.382474917796156 4.8333e-06 deg
node 303.57485371125 3.1179e-05 deg
peri 190.06487968 3.8135e-05 deg
M 102.7874891135445 2.7135e-05 deg
tp 2458614.692037809656
(2019-May-11.19203781)
9.8357e-05 TDB
period 1351.242914739338
3.70
1.6826e-05
4.607e-08
d
yr
n .2664213784754208 3.3176e-09 deg/d
Q 2.660149247385538 2.2083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      6528 days (17.87 yr)  
   first obs. used      2001-03-19  
   last obs. used      2019-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45236  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:49:45  

Additional Information
 Earth MOID = 1.13879 au 
 Jupiter MOID = 2.38765 au 
 T_jup = 3.508 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO418001  

185542 (2007 XM39)          Discovered 2007-Dec-13 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

Alternate Designations
 2007 XM39 = 2003 WW43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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