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JPL Small-Body Database Browser
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305827 (2009 DK128)
Classification: Main-belt Asteroid          SPK-ID: 2305827
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .141841244068967 1.0193e-07  
a 2.414515054471249 3.2804e-08 au
q 2.072037235321798 2.5669e-07 au
i .7157962074069564 1.0125e-05 deg
node 315.36043428 0.001045 deg
peri 160.2382492415712 0.0010474 deg
M 298.6739101274713 6.3656e-05 deg
tp 2458833.945806865550
(2019-Dec-16.44580687)
0.00024277 TDB
period 1370.387230724852
3.75
2.7927e-05
7.646e-08
d
yr
n .2626994705792624 5.3536e-09 deg/d
Q 2.756992873620701 3.7457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      4542 days (12.44 yr)  
   first obs. used      2003-09-04  
   last obs. used      2016-02-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61721  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 13:21:43  

Additional Information
 Earth MOID = 1.0887 au 
 Jupiter MOID = 2.32985 au 
 T_jup = 3.504 
[ 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 18.3   n/a MPO260602  

305827 (2009 DK128)          Discovered 2009-Feb-21 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 DK128 = 2005 ES39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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