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29143 (1988 DK)
Classification: Main-belt Asteroid          SPK-ID: 2029143
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1764941229498921 6.1335e-08  
a 3.077515965419541 2.9275e-08 AU
q 2.534352484238529 1.9425e-07 AU
i 9.313394929245625 7.2333e-06 deg
node 217.979985630203 4.0172e-05 deg
peri 276.5243156838526 4.5862e-05 deg
M .3169175717014636 1.9805e-05 deg
tp 2456998.764027993583
(2014-Dec-07.26402799)
0.00010849 JED
period 1971.96362118626
5.40
2.8138e-05
7.704e-08
d
yr
n .1825591487247809 2.6049e-09 deg/d
Q 3.620679446600553 3.4442e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      565  
   data-arc span      9923 days (27.17 yr)  
   first obs. used      1988-02-22  
   last obs. used      2015-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51963  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:59:28  

Additional Information
 Earth MOID = 1.56946 AU 
 T_jup = 3.185 
[ 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 13.9 mag n/a MPO247600  

29143 (1988 DK)          Discovered 1988-Feb-22 by McNaught, R. H. at Siding Spring
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 DK = 1997 WR37 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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