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365136 (2009 DX44)
Classification: Main-belt Asteroid          SPK-ID: 2365136
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685034104806142 6.3733e-08  
a 2.368910639527527 1.2495e-08 au
q 1.969741117643325 1.5033e-07 au
i 3.412487020813458 7.051e-06 deg
node 130.3591385583874 0.00010595 deg
peri 25.32927532344878 0.00010946 deg
M 35.14088233455932 2.2095e-05 deg
tp 2458870.503516158153
(2020-Jan-22.00351616)
8.1777e-05 TDB
period 1331.746133677491
3.65
1.0537e-05
2.885e-08
d
yr
n .2703217909902197 2.1388e-09 deg/d
Q 2.768080161411728 1.4601e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      8125 days (22.25 yr)  
   first obs. used      1998-01-22  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51392  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 23:39:52  

Additional Information
 Earth MOID = .980287 au 
 Jupiter MOID = 2.22036 au 
 T_jup = 3.524 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457630.5 (2016-Aug-30.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1692307930753855 6.3783e-08  
q 1.968444094248336 1.507e-07 au
tp 2457539.181302852719
(2016-May-30.68130285)
8.2322e-05 TDB
node 130.3770067657407 0.00010595 deg
peri 25.47405134068864 0.00010942 deg
i 3.412564511888323 7.0518e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      8125 days (22.25 yr)  
   first obs. used      1998-01-22  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51392  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 23:39:52  

Additional Information
 Jupiter MOID = 2.22036 au 
 T_jup = 3.524 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.068333424146416E-15 -9.589436032443636E-15 9.111017586481582E-13 -1.706832875994569E-15 2.701230501135806E-13 -4.815701657652016E-15
q -9.589436032443636E-15 2.271051775892891E-14 -2.319502900022837E-12 5.796084930234449E-15 -6.953123949412452E-13 1.187579998045017E-14
tp 9.111017586481582E-13 -2.319502900022837E-12 6.776900924268001E-9 1.293623562485158E-11 2.28087044334941E-9 -5.961334725641813E-12
node -1.706832875994569E-15 5.796084930234449E-15 1.293623562485158E-11 1.122466120775665E-8 -1.119958851514261E-8 2.567353893960722E-10
peri 2.701230501135806E-13 -6.953123949412452E-13 2.28087044334941E-9 -1.119958851514261E-8 1.197221367468432E-8 -2.582203982131943E-10
i -4.815701657652016E-15 1.187579998045017E-14 -5.961334725641813E-12 2.567353893960722E-10 -2.582203982131943E-10 4.972767280512762E-11

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 17.5   n/a MPO460431  

365136 (2009 DX44)          Discovered 2009-Feb-27 by Lowe, A. at Mayhill
Reference: Last Updated: 2013-06-26

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Alternate Designations
 2009 DX44 = 1998 BP16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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