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JPL Small-Body Database Browser
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268944 (2007 DH39)
Classification: Main-belt Asteroid          SPK-ID: 2268944
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2063982676006732 1.5893e-07  
a 2.50881853562487 1.4547e-08 au
q 1.991002736147439 3.9381e-07 au
i 6.570161496507001 9.5773e-06 deg
node 150.3026466981904 9.0731e-05 deg
peri 37.8584046032338 9.3105e-05 deg
M 12.71982309316184 1.7172e-05 deg
tp 2458549.216120413154
(2019-Mar-06.71612041)
6.9085e-05 TDB
period 1451.450740788205
3.97
1.2624e-05
3.456e-08
d
yr
n .2480277076468357 2.1572e-09 deg/d
Q 3.026634335102302 1.7549e-08 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      5924 days (16.22 yr)  
   first obs. used      2003-03-11  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65446  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:39:05  

Additional Information
 Earth MOID = .997747 au 
 Jupiter MOID = 1.93886 au 
 T_jup = 3.424 
[ 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 17.7   n/a MPO427490  

268944 (2007 DH39)          Discovered 2007-Feb-17 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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