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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05940447833449341 3.28e-08  
a 3.010962107533239 1.8999e-08 au
q 2.8320974742503 9.9296e-08 au
i 9.666156836774251 4.5061e-06 deg
node 176.2872351150085 2.0961e-05 deg
peri 96.54164317384756 5.0647e-05 deg
M 66.66965708270602 4.3267e-05 deg
tp 2458847.087356559345
(2019-Dec-29.58735656)		 0.00023026 TDB
period 1908.342673501446
5.22		 1.8063e-05
4.945e-08		 d
yr
n .188645364901613 1.7855e-09 deg/d
Q 3.189826740816178 2.0128e-08 au
   Orbit Determination Parameters
   # obs. used (total)      820  
   data-arc span      7312 days (20.02 yr)  
   first obs. used      2000-11-26  
   last obs. used      2020-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49174  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:24:09  

Additional Information
 Earth MOID = 1.83587 au 
 Jupiter MOID = 1.89978 au 
 T_jup = 3.225 
[ 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 15.02   n/a E2021B55  
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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