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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1417208129246223 8.5067e-08  
a 2.414309774590282 2.029e-08 au
q 2.072151830683486 2.0303e-07 au
i .7158848323429218 9.8508e-06 deg
node 315.3559362790356 0.0004644 deg
peri 160.16266457828 0.00046971 deg
M 43.81847501003564 5.3283e-05 deg
tp 2458833.720497469325
(2019-Dec-16.22049747)
0.00020401 TDB
period 1370.21247081949
3.75
1.7273e-05
4.729e-08
d
yr
n .2627329758462152 3.312e-09 deg/d
Q 2.756467718497079 2.3165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      5995 days (16.41 yr)  
   first obs. used      2003-09-04  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58045  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:57:47  

Additional Information
 Earth MOID = 1.08853 au 
 Jupiter MOID = 2.32915 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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