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216399 (2008 EU52)
Classification: Main-belt Asteroid          SPK-ID: 2216399
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04290957336268194 4.1256e-08  
a 2.343595419666106 1.4519e-08 au
q 2.243032740073498 9.5001e-08 au
i 7.781666993043964 4.0904e-06 deg
node 133.1228282106837 3.2985e-05 deg
peri 15.93542912076843 6.2897e-05 deg
M 228.7214809669192 5.4741e-05 deg
tp 2459678.374168852660
(2022-Apr-08.87416885)
0.00020134 TDB
period 1310.455831266703
3.59
1.2178e-05
3.334e-08
d
yr
n .2747135702025299 2.5528e-09 deg/d
Q 2.444158099258714 1.5142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      6663 days (18.24 yr)  
   first obs. used      2002-08-20  
   last obs. used      2020-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57575  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:39  

Additional Information
 Earth MOID = 1.25564 au 
 Jupiter MOID = 2.54251 au 
 T_jup = 3.549 
[ 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 16.93   n/a E2021B55  

216399 (2008 EU52)          Discovered 2008-Mar-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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