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JPL Small-Body Database Browser
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212134 (2005 EN237)
Classification: Main-belt Asteroid          SPK-ID: 2212134
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1597773933186414 9.3564e-08  
a 2.525104216655414 1.6155e-08 au
q 2.121649647060302 2.3247e-07 au
i 1.922859061679418 1.2033e-05 deg
node 125.8498375801382 0.00052832 deg
peri 332.205255620111 0.00055473 deg
M 246.7257787115122 0.00021198 deg
tp 2459061.653991553578
(2020-Jul-31.15399155)
0.0008647 TDB
period 1465.606517271732
4.01
1.4065e-05
3.851e-08
d
yr
n .2456320954891427 2.3573e-09 deg/d
Q 2.928558786250525 1.8736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      10249 days (28.06 yr)  
   first obs. used      1991-10-07  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57431  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:43:32  

Additional Information
 Earth MOID = 1.13884 au 
 Jupiter MOID = 2.23041 au 
 T_jup = 3.435 
[ 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 17.5   n/a MPO360109  

212134 (2005 EN237)          Discovered 2005-Mar-11 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2005 EN237 = 1999 TB335 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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