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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1845061754700109 4.404e-08  
a 2.696533889241913 1.4103e-08 au
q 2.199006734312613 1.1483e-07 au
i 3.090399869170201 3.5045e-06 deg
node 265.2200991925549 9.3611e-05 deg
peri 331.1401057314458 9.4482e-05 deg
M 120.6694724181153 1.2037e-05 deg
tp 2458658.371593398052
(2019-Jun-23.87159340)
5.4824e-05 TDB
period 1617.36205906708
4.43
1.2688e-05
3.474e-08
d
yr
n .222584669883782 1.7462e-09 deg/d
Q 3.194061044171212 1.6705e-08 au
  Orbit Determination Parameters
   # obs. used (total)      720  
   data-arc span      10517 days (28.79 yr)  
   first obs. used      1992-02-29  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53732  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:50:07  

Additional Information
 Earth MOID = 1.18652 au 
 Jupiter MOID = 1.82011 au 
 T_jup = 3.343 
[ 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 15.47   n/a E2021B10  
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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