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100073 (1992 EV31)
Classification: Main-belt Asteroid          SPK-ID: 2100073
[ 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 .1846981754697572 5.0161e-08  
a 2.629173529258233 1.8489e-08 au
q 2.143569975410855 1.2979e-07 au
i 33.76870966918752 6.1852e-06 deg
node 163.9338178142012 1.1229e-05 deg
peri 24.54639503488499 2.0603e-05 deg
M 209.3288875853811 1.9185e-05 deg
tp 2459652.210619028068
(2022-Mar-13.71061903)		 8.6494e-05 TDB
period 1557.138718167058
4.26		 1.6425e-05
4.497e-08		 d
yr
n .231193275075559 2.4387e-09 deg/d
Q 3.114777083105611 2.1904e-08 au
   Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      10051 days (27.52 yr)  
   first obs. used      1992-03-01  
   last obs. used      2019-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4081  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:04:41  

Additional Information
 Earth MOID = 1.16879 au 
 Jupiter MOID = 1.8982 au 
 T_jup = 3.141 
[ 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 15.3   n/a MPO449609  
diameter diameter 2.266 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.286   0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100073 (1992 EV31)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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