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JPL Small-Body Database Browser
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226618 (2004 DE57)
Classification: Main-belt Asteroid          SPK-ID: 2226618
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1111333221586647 3.7427e-08  
a 2.297075274209703 1.2329e-08 au
q 2.041793667738253 8.5039e-08 au
i 4.597970230253115 4.7883e-06 deg
node 304.5358695174687 5.7892e-05 deg
peri 320.6542196823621 6.2475e-05 deg
M 28.00976723593845 2.3337e-05 deg
tp 2458501.560829139302
(2019-Jan-18.06082914)
8.2317e-05 TDB
period 1271.63147090172
3.48
1.0238e-05
2.803e-08
d
yr
n .2831008890844155 2.2792e-09 deg/d
Q 2.552356880681153 1.3699e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      21547 days (58.99 yr)  
   first obs. used      1960-09-28  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60595  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:54:42  

Additional Information
 Earth MOID = 1.02791 au 
 Jupiter MOID = 2.52363 au 
 T_jup = 3.582 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO437074  

226618 (2004 DE57)          Discovered 2004-Feb-22 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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