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46574 (1992 DE8)
Classification: Main-belt Asteroid          SPK-ID: 2046574
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1842607521472909 5.205e-08  
a 2.697791845500948 1.9299e-08 au
q 2.200694690912115 1.4224e-07 au
i 3.090509013367056 5.5117e-06 deg
node 265.2328351234901 0.00011735 deg
peri 331.4606642185719 0.00011861 deg
M 346.9067489543726 1.5736e-05 deg
tp 2458659.364854854267
(2019-Jun-24.86485485)
7.0638e-05 TDB
period 1618.493961025288
4.43
1.7367e-05
4.755e-08
d
yr
n .2224290041662845 2.3868e-09 deg/d
Q 3.19488900008978 2.2855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      9934 days (27.20 yr)  
   first obs. used      1992-02-29  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55963  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:33:52  

Additional Information
 Earth MOID = 1.18943 au 
 Jupiter MOID = 1.82124 au 
 T_jup = 3.342 
[ 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 15.4   n/a MPO247718  
diameter diameter 1.995 km 0.402 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.260   0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46574 (1992 DE8)          Discovered 1992-Feb-29 by UESAC at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 DE8 = 2001 ET13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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