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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1429639521781421 4.7798e-08  
a 2.338367251186041 1.6419e-08 AU
q 2.004065027312546 1.1449e-07 AU
i 2.643288164007435 7.4154e-06 deg
node 186.6524010356358 0.00010776 deg
peri 270.2586248432423 0.00011141 deg
M 334.9385545443131 2.9951e-05 deg
tp 2456891.422448425692
(2014-Aug-21.92244843)
0.000109 JED
period 1306.073166893965
3.58
1.3756e-05
3.766e-08
d
yr
n .2756354001637851 2.9031e-09 deg/d
Q 2.672669475059535 1.8766e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      9254 days (25.34 yr)  
   first obs. used      1988-09-03  
   last obs. used      2014-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52913  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 07:27:31  

Additional Information
 Earth MOID = 1.02241 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 (809)
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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