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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432458354857632 4.8383e-08  
a 2.33906312521661 1.6999e-08 AU
q 2.004002073591016 1.1485e-07 AU
i 2.643456642519932 7.1282e-06 deg
node 186.6325091362849 0.00010955 deg
peri 270.2197705530012 0.00011276 deg
M 30.09530935816416 2.8962e-05 deg
tp 2456891.266046664432
(2014-Aug-21.76604666)
0.00010469 JED
period 1306.656221167459
3.58
1.4244e-05
3.9e-08
d
yr
n .275512406529049 3.0033e-09 deg/d
Q 2.674124176842203 1.9434e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      818  
   data-arc span      9547 days (26.14 yr)  
   first obs. used      1988-09-03  
   last obs. used      2014-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50406  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:42:58  

Additional Information
 Earth MOID = 1.02266 AU 
 T_jup = 3.550 
[ 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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