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379294 (2009 VO44)
Classification: Main-belt Asteroid          SPK-ID: 2379294
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2093740635931164 6.6324e-08  
a 2.609942697739613 1.9963e-08 au
q 2.063488389368689 1.7878e-07 au
i 12.52322454878672 7.1653e-06 deg
node 59.50565782051726 2.2728e-05 deg
peri 308.0019546201819 2.6292e-05 deg
M 232.5876170052505 1.1756e-05 deg
tp 2459545.572188073711
(2021-Nov-27.07218807)		 5.2335e-05 TDB
period 1540.085689431161
4.22		 1.767e-05
4.838e-08		 d
yr
n .2337532271551513 2.682e-09 deg/d
Q 3.156397006110536 2.4143e-08 au
   Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      7159 days (19.60 yr)  
   first obs. used      2000-09-20  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5153  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:28:28  

Additional Information
 Earth MOID = 1.08998 au 
 Jupiter MOID = 2.37258 au 
 T_jup = 3.346 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457536.5 (2016-May-28.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2088717478415877 6.636e-08  
q 2.065124268231184 1.7878e-07 au
tp 2458006.214799847130
(2017-Sep-09.71479985)		 4.8614e-05 TDB
node 59.51290007204918 2.2725e-05 deg
peri 308.2064269382623 2.63e-05 deg
i 12.52305670761764 7.1653e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      7159 days (19.60 yr)  
   first obs. used      2000-09-20  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5153  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:28:28  

Additional Information
 Jupiter MOID = 2.37258 au 
 T_jup = 3.346 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.403587146965998E-15 -1.18216597166201E-14 1.213907158006418E-12 -3.472451977941248E-14 2.747734456016306E-13 -3.100154973654733E-14
q -1.18216597166201E-14 3.196142139195629E-14 -3.138741367467348E-12 9.477327507970713E-14 -7.309701556131074E-13 8.388701446432208E-14
tp 1.213907158006418E-12 -3.138741367467348E-12 2.363280273262224E-9 -1.199683687055226E-11 6.582778844442227E-10 -1.166395027069034E-11
node -3.472451977941248E-14 9.477327507970713E-14 -1.199683687055226E-11 5.164175382165666E-10 -5.065775387164265E-10 -8.291903681956132E-11
peri 2.747734456016306E-13 -7.309701556131074E-13 6.582778844442227E-10 -5.065775387164265E-10 6.916890122183994E-10 7.85825466925809E-11
i -3.100154973654733E-14 8.388701446432208E-14 -1.166395027069034E-11 -8.291903681956132E-11 7.85825466925809E-11 5.134082005035998E-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 16.0   n/a E2013V14  
diameter diameter 3.851 km 0.473 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379294 (2009 VO44)          Discovered 2009-Nov-15 by Mayhill at Mayhill
Reference: Last Updated: 2013-11-20

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Alternate Designations
 2009 VO44 = 2000 SN2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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