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379472 (2010 DT40)
Classification: Main-belt Asteroid          SPK-ID: 2379472
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1072307202044618 1.1126e-07  
a 3.010238992422384 4.9798e-08 au
q 2.687448897277378 3.5495e-07 au
i 9.928951063812629 1.0254e-05 deg
node 168.6613029354633 3.8111e-05 deg
peri 223.2130707612347 5.4549e-05 deg
M 24.77363576022248 3.4981e-05 deg
tp 2458469.223454593276
(2018-Dec-16.72345459)
0.00018559 TDB
period 1907.655251083592
5.22
4.7338e-05
1.296e-07
d
yr
n .1887133431449481 4.6828e-09 deg/d
Q 3.333029087567389 5.5138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      2000-03-03  
   last obs. used      2018-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60958  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:21:49  

Additional Information
 Earth MOID = 1.70095 au 
 Jupiter MOID = 2.15121 au 
 T_jup = 3.218 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456728.5 (2014-Mar-12.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1031566917525618 1.1039e-07  
q 2.700490183761007 3.5042e-07 au
tp 2456559.748407229414
(2013-Sep-24.24840723)
0.00020525 TDB
node 168.7522915340251 3.8213e-05 deg
peri 223.0514014841035 5.5813e-05 deg
i 9.909285248043183 1.0236e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      2000-03-03  
   last obs. used      2018-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60958  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:21:49  

Additional Information
 Jupiter MOID = 2.15121 au 
 T_jup = 3.218 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.218637857162978E-14 -3.841317104301142E-14 -6.129817561722605E-12 1.002068082611547E-13 -1.785256678264662E-12 -1.040466921546702E-14
q -3.841317104301142E-14 1.22792669661175E-13 1.530115383165182E-11 -2.975541023675803E-13 4.902798691335494E-12 4.003886909054101E-14
tp -6.129817561722605E-12 1.530115383165182E-11 4.212558018784015E-8 -1.354713107883673E-10 8.309000662847135E-9 -2.340344837888004E-11
node 1.002068082611547E-13 -2.975541023675803E-13 -1.354713107883673E-10 1.460235127048078E-9 -1.468196588222332E-9 8.892541168191237E-11
peri -1.785256678264662E-12 4.902798691335494E-12 8.309000662847135E-9 -1.468196588222332E-9 3.115109989045678E-9 -9.148834487718058E-11
i -1.040466921546702E-14 4.003886909054101E-14 -2.340344837888004E-11 8.892541168191237E-11 -9.148834487718058E-11 1.047698975569469E-10

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 16.3   n/a MPO455731  

379472 (2010 DT40)          Discovered 2010-Feb-16 by Micheli, M. at Haleakala
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2010 DT40 = 2005 GK71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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