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JPL Small-Body Database Browser
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392105 (2009 DD142)
Classification: Main-belt Asteroid          SPK-ID: 2392105
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07046392843015582 7.4734e-08  
a 3.06266796597659 6.1448e-08 au
q 2.846860349616685 2.4205e-07 au
i 9.275322912678501 9.2286e-06 deg
node 24.26451723124519 5.1937e-05 deg
peri 140.699714654035 8.6271e-05 deg
M 328.4004196247298 7.225e-05 deg
tp 2458772.341128324237
(2019-Oct-15.84112832)
0.00039527 TDB
period 1957.709737346362
5.36
5.8918e-05
1.613e-07
d
yr
n .1838883431657101 5.5342e-09 deg/d
Q 3.278475582336495 6.5778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      6295 days (17.23 yr)  
   first obs. used      2001-10-15  
   last obs. used      2019-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51642  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:07:58  

Additional Information
 Earth MOID = 1.85996 au 
 Jupiter MOID = 1.69891 au 
 T_jup = 3.210 
[ 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 16.4   n/a MPO427952  

392105 (2009 DD142)          Discovered 2009-Feb-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2009 DD142 = 2004 HL15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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