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23466 (1990 DU4)
Classification: Main-belt Asteroid          SPK-ID: 2023466
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432109827818417 4.2151e-08  
a 2.338152335632468 1.3459e-08 au
q 2.003303241752884 9.5001e-08 au
i 2.644490613096686 6.6749e-06 deg
node 186.6241815313024 9.4507e-05 deg
peri 270.0461770318882 9.7933e-05 deg
M 140.5182431317286 2.5233e-05 deg
tp 2456890.772761457544
(2014-Aug-21.27276146)
9.0997e-05 JED
period 1305.893112421429
3.58
1.1276e-05
3.087e-08
d
yr
n .275673404335885 2.3804e-09 deg/d
Q 2.673001429512052 1.5387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1034  
   data-arc span      9784 days (26.79 yr)  
   first obs. used      1988-09-03  
   last obs. used      2015-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50126  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:33:09  

Additional Information
 Earth MOID = 1.02184 au 
 Jupiter MOID = 2.49127 au 
 T_jup = 3.551 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO267794  

23466 (1990 DU4)          Discovered 1990-Feb-28 by Debehogne, H. at La Silla
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 DU4 = 1988 RQ14 = 1990 GD1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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