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JPL Small-Body Database Browser
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212351 (2005 XE12)
Classification: Main-belt Asteroid          SPK-ID: 2212351
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1038524303649166 9.2806e-08  
a 2.748132349561576 3.5429e-08 au
q 2.462732126095158 2.605e-07 au
i 2.42604727740895 1.129e-05 deg
node 203.3410317737677 0.00016303 deg
peri 158.2812130463359 0.00016822 deg
M 111.7862236130299 4.3996e-05 deg
tp 2458483.797363304367
(2018-Dec-31.29736330)
0.00020041 TDB
period 1664.006021478535
4.56
3.2179e-05
8.81e-08
d
yr
n .216345370962135 4.1837e-09 deg/d
Q 3.033532573027995 3.9109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      6593 days (18.05 yr)  
   first obs. used      2000-08-27  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .76474  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:12:44  

Additional Information
 Earth MOID = 1.45999 au 
 Jupiter MOID = 2.41241 au 
 T_jup = 3.338 
[ 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 17.1   n/a MPO454525  

212351 (2005 XE12)          Discovered 2005-Dec-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2005 XE12 = 2007 EO162 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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