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183973 (2004 EH11)
Classification: Main-belt Asteroid          SPK-ID: 2183973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1054913378088285 6.4236e-08  
a 2.458520011410359 1.8737e-08 au
q 2.199167446376904 1.6068e-07 au
i 6.660849911330596 7.4473e-06 deg
node 22.93747897701864 4.5136e-05 deg
peri 173.4502839648204 5.2596e-05 deg
M 49.71265553346511 2.9106e-05 deg
tp 2458806.065418212756
(2019-Nov-18.56541821)
0.00011267 TDB
period 1408.020728168266
3.85
1.6096e-05
4.407e-08
d
yr
n .2556780541635449 2.9229e-09 deg/d
Q 2.717872576443814 2.0714e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      8851 days (24.23 yr)  
   first obs. used      1994-10-11  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:44:23  

Additional Information
 Earth MOID = 1.19749 au 
 Jupiter MOID = 2.23722 au 
 T_jup = 3.474 
[ 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 16.9   n/a MPO417994  

183973 (2004 EH11)          Discovered 2004-Mar-10 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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