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154344 (2002 WN10)
Classification: Main-belt Asteroid          SPK-ID: 2154344
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07392063665285181 5.0482e-08  
a 2.203612299298729 8.6653e-09 au
q 2.040719875198513 1.109e-07 au
i 3.960211391947453 4.3354e-06 deg
node 151.2016390907428 6.4498e-05 deg
peri 238.3459927093864 6.8694e-05 deg
M 158.0799933976307 2.4128e-05 deg
tp 2458475.842824676500
(2018-Dec-23.34282468)
7.9125e-05 TDB
period 1194.816491681932
3.27
7.0476e-06
1.93e-08
d
yr
n .3013014990220224 1.7772e-09 deg/d
Q 2.366504723398946 9.3058e-09 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      7409 days (20.28 yr)  
   first obs. used      2000-01-05  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56282  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 00:51:46  

Additional Information
 Earth MOID = 1.04815 au 
 Jupiter MOID = 2.89809 au 
 T_jup = 3.656 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457444.5 (2016-Feb-26.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07335376656468888 5.0504e-08  
q 2.042023618744024 1.1091e-07 au
tp 2457278.817250689832
(2015-Sep-13.31725069)
7.7945e-05 TDB
node 151.232177278261 6.4468e-05 deg
peri 237.8115416779941 6.8723e-05 deg
i 3.9607743889962 4.3368e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      7409 days (20.28 yr)  
   first obs. used      2000-01-05  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56282  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 00:51:46  

Additional Information
 Jupiter MOID = 2.89809 au 
 T_jup = 3.656 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.550685853499377E-15 -5.586600305146953E-15 -6.619460951830815E-13 2.813132673773371E-15 -2.320540747500808E-13 -1.58334930144376E-15
q -5.586600305146953E-15 1.23000261487021E-14 1.590638924912964E-12 -6.610683136633581E-15 5.512530200399849E-13 3.549060909479096E-15
tp -6.619460951830815E-13 1.590638924912964E-12 6.075346547552135E-9 -6.272193072565553E-12 1.875158627034708E-9 -1.655754357396311E-13
node 2.813132673773371E-15 -6.610683136633581E-15 -6.272193072565553E-12 4.15609556899085E-9 -4.147670312538642E-9 1.207245053662532E-10
peri -2.320540747500808E-13 5.512530200399849E-13 1.875158627034708E-9 -4.147670312538642E-9 4.722809620557551E-9 -1.204909114539951E-10
i -1.58334930144376E-15 3.549060909479096E-15 -1.655754357396311E-13 1.207245053662532E-10 -1.204909114539951E-10 1.880782660436581E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO469636  

154344 (2002 WN10)          Discovered 2002-Nov-24 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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