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JPL Small-Body Database Browser
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146939 (2002 DR17)
Classification: Inner Main-belt Asteroid          SPK-ID: 2146939
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06194952992919908 5.2476e-08  
a 1.894275130749822 1.1485e-08 au
q 1.776925676843298 1.0384e-07 au
i 25.17912901890878 5.4404e-06 deg
node 123.5108138016251 1.7882e-05 deg
peri 34.46166970777747 6.3433e-05 deg
M 233.5818250669901 6.0622e-05 deg
tp 2458934.902895142474
(2020-Mar-26.40289514)
0.00016092 TDB
period 952.2763820556947
2.61
8.6604e-06
2.371e-08
d
yr
n .3780415085196821 3.4381e-09 deg/d
Q 2.011624584656345 1.2196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      6468 days (17.71 yr)  
   first obs. used      2002-02-19  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59202  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:01:38  

Additional Information
 Earth MOID = .80689 au 
 Jupiter MOID = 3.05841 au 
 T_jup = 3.837 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO453935  

146939 (2002 DR17)          Discovered 2002-Feb-19 by Yeung, W. K. Y. at Desert Eagle
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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