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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432458189533428 4.699e-08  
a 2.339063133452991 1.6046e-08 AU
q 2.004002119317945 1.1037e-07 AU
i 2.643456625757864 6.9349e-06 deg
node 186.6325063174267 0.0001086 deg
peri 270.2197823188442 0.0001117 deg
M 30.09529546761832 2.7424e-05 deg
tp 2456891.266096504609
(2014-Aug-21.76609650)
9.9215e-05 JED
period 1306.656228069016
3.58
1.3445e-05
3.681e-08
d
yr
n .275512405073835 2.835e-09 deg/d
Q 2.674124147588036 1.8344e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      846  
   data-arc span      9607 days (26.30 yr)  
   first obs. used      1988-09-03  
   last obs. used      2014-12-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50357  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:57:17  

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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