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39144 (2000 WN86)
Classification: Main-belt Asteroid          SPK-ID: 2039144
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1969050774506373 4.1998e-08  
a 2.444167343998926 1.2658e-08 au
q 1.962898383826499 9.8685e-08 au
i 2.697999864326679 5.291e-06 deg
node 36.71477512668879 7.5571e-05 deg
peri 310.8554365879445 7.6689e-05 deg
M 117.2850842513602 1.5412e-05 deg
tp 2458545.789360424779
(2019-Mar-03.28936042)
5.7603e-05 TDB
period 1395.708851572753
3.82
1.0842e-05
2.968e-08
d
yr
n .2579334505146502 2.0036e-09 deg/d
Q 2.925436304171354 1.515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1341  
   data-arc span      18641 days (51.04 yr)  
   first obs. used      1969-10-16  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:22:37  

Additional Information
 Earth MOID = .957588 au 
 Jupiter MOID = 2.49579 au 
 T_jup = 3.471 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456308.5 (2013-Jan-16.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1987356368470464 4.2269e-08  
q 1.95707109454849 9.9509e-08 au
tp 2455755.214868119452
(2011-Jul-12.71486812)
4.7299e-05 TDB
node 36.73079141655445 7.5521e-05 deg
peri 310.7168593679348 7.6611e-05 deg
i 2.701480254366774 5.2912e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1341  
   data-arc span      18641 days (51.04 yr)  
   first obs. used      1969-10-16  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:22:37  

Additional Information
 Jupiter MOID = 2.49579 au 
 T_jup = 3.471 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.786692353836783E-15 -4.188585550285701E-15 9.085966708846825E-13 -1.125387483585331E-14 2.284807278289857E-13 -4.629012910841569E-16
q -4.188585550285701E-15 9.902010007313195E-15 -2.099903487510233E-12 2.524408202618699E-14 -5.181869549198609E-13 1.209052746749057E-15
tp 9.085966708846825E-13 -2.099903487510233E-12 2.237161178651452E-9 -1.164955994177796E-11 6.151513108867121E-10 -8.025395588990397E-13
node -1.125387483585331E-14 2.524408202618699E-14 -1.164955994177796E-11 5.703384413868776E-9 -5.699624184039011E-9 1.862181210749351E-11
peri 2.284807278289857E-13 -5.181869549198609E-13 6.151513108867121E-10 -5.699624184039011E-9 5.869286036010646E-9 -1.879990613301295E-11
i -4.629012910841569E-16 1.209052746749057E-15 -8.025395588990397E-13 1.862181210749351E-11 -1.879990613301295E-11 2.799729364027921E-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 14.6   n/a MPO452712  
diameter diameter 3.977 km 0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.133   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39144 (2000 WN86)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2000 WN86 = 1969 TL2 = 1992 UZ10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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