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120098 (2003 EJ50)
Classification: Main-belt Asteroid          SPK-ID: 2120098
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05981507552993619 3.5243e-08  
a 3.01351749710419 2.2165e-08 au
q 2.833263720404119 1.1116e-07 au
i 9.659891024113652 4.7982e-06 deg
node 176.3121965526219 2.4086e-05 deg
peri 97.22605920979912 5.2025e-05 deg
M 28.27264588464371 4.3918e-05 deg
tp 2458850.437231004676
(2020-Jan-01.93723100)		 0.00023332 TDB
period 1910.772591243717
5.23		 2.1081e-05
5.772e-08		 d
yr
n .1884054657522991 2.0786e-09 deg/d
Q 3.193771273804262 2.3491e-08 au
   Orbit Determination Parameters
   # obs. used (total)      704  
   data-arc span      7186 days (19.67 yr)  
   first obs. used      2000-11-26  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50606  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:08:32  

Additional Information
 Earth MOID = 1.83869 au 
 Jupiter MOID = 1.89981 au 
 T_jup = 3.224 
[ 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 14.9   n/a MPO436579  
diameter diameter 3.477 km 0.509 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.176   0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120098 (2003 EJ50)          Discovered 2003-Mar-10 by Campo Imperatore at Campo Imperatore
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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