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437184 (2012 VE91)
Classification: Main-belt Asteroid          SPK-ID: 2437184
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09498151667665601 5.3593e-08  
a 3.063360048602453 5.5523e-08 au
q 2.772397465059517 1.8095e-07 au
i 7.512070555945345 6.6851e-06 deg
node 78.70783232869429 6.1048e-05 deg
peri 194.5235948675679 7.6699e-05 deg
M 286.1229848148691 4.9088e-05 deg
tp 2459402.385495996821
(2021-Jul-06.88549600)
0.00027126 TDB
period 1958.373361407472
5.36
5.3242e-05
1.458e-07
d
yr
n .1838260298543226 4.9977e-09 deg/d
Q 3.354322632145389 6.0796e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5844 days (16.00 yr)  
   first obs. used      2004-04-21  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68627  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:39:48  

Additional Information
 Earth MOID = 1.75694 au 
 Jupiter MOID = 1.7326 au 
 T_jup = 3.213 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457836.5 (2017-Mar-24.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09431307166513916 5.3758e-08  
q 2.776091977990194 1.8161e-07 au
tp 2457440.063073139253
(2016-Feb-21.56307314)
0.00025605 TDB
node 78.71807219051573 6.1045e-05 deg
peri 194.0566507122835 7.6851e-05 deg
i 7.511086136448531 6.6848e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5844 days (16.00 yr)  
   first obs. used      2004-04-21  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68627  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:39:48  

Additional Information
 Jupiter MOID = 1.7326 au 
 T_jup = 3.213 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.889869377902766E-15 -9.396516971945985E-15 -3.771435692016665E-12 3.678141296826383E-14 -7.222078333414196E-13 -3.459609931453124E-15
q -9.396516971945985E-15 3.298250945538723E-14 1.44086124747027E-11 -1.383518591379412E-13 2.840157026380964E-12 1.626876139937027E-14
tp -3.771435692016665E-12 1.44086124747027E-11 6.556264716238617E-8 -7.174597076030193E-11 1.205507154895569E-8 2.414887832202051E-11
node 3.678141296826383E-14 -1.383518591379412E-13 -7.174597076030193E-11 3.726515464989908E-9 -3.708233703598572E-9 -1.545894083050019E-10
peri -7.222078333414196E-13 2.840157026380964E-12 1.205507154895569E-8 -3.708233703598572E-9 5.906038507215034E-9 1.57790312834563E-10
i -3.459609931453124E-15 1.626876139937027E-14 2.414887832202051E-11 -1.545894083050019E-10 1.57790312834563E-10 4.468656609199037E-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 16.2   n/a MPO437695  
diameter diameter 4.741 km 0.405 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

437184 (2012 VE91)          Discovered 2010-Feb-23 by WISE at WISE
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2012 VE91 = 2010 DT53 = 2010 JX176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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