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JPL Small-Body Database Browser
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212131 (2005 EP225)
Classification: Main-belt Asteroid          SPK-ID: 2212131
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09187734170288304 7.659e-08  
a 2.40684649975949 1.8123e-08 au
q 2.185711841474699 1.918e-07 au
i 9.699740546936466 5.9729e-06 deg
node .6292731211749057 3.1025e-05 deg
peri 118.3368261006578 4.6117e-05 deg
M 310.169415201264 3.0521e-05 deg
tp 2458789.283702823862
(2019-Nov-01.78370282)
0.00011559 TDB
period 1363.863845690091
3.73
1.5404e-05
4.217e-08
d
yr
n .263955966820021 2.9813e-09 deg/d
Q 2.62798115804428 1.9788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      9082 days (24.87 yr)  
   first obs. used      1994-03-13  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60305  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:54:20  

Additional Information
 Earth MOID = 1.21949 au 
 Jupiter MOID = 2.43098 au 
 T_jup = 3.497 
[ 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 16.7   n/a MPO454522  

212131 (2005 EP225)          Discovered 2005-Mar-09 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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