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39183 (2000 WE165)
Classification: Main-belt Asteroid          SPK-ID: 2039183
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1867548076962225 3.6662e-08  
a 2.763657088671523 1.2651e-08 au
q 2.247530840538371 1.0286e-07 au
i 10.74508004809363 4.2498e-06 deg
node 158.8750704002433 2.2523e-05 deg
peri 30.6842804151634 2.546e-05 deg
M 345.4136226059331 1.1643e-05 deg
tp 2459068.493845634209
(2020-Aug-06.99384563)
5.4432e-05 TDB
period 1678.126361811506
4.59
1.1522e-05
3.155e-08
d
yr
n .2145249655761243 1.473e-09 deg/d
Q 3.279783336804675 1.5013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1063  
   data-arc span      9309 days (25.49 yr)  
   first obs. used      1994-08-11  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:07:33  

Additional Information
 Earth MOID = 1.25658 au 
 Jupiter MOID = 1.69667 au 
 T_jup = 3.290 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457170.5 (2015-May-28.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880756261548126 3.6566e-08  
q 2.244084893025705 1.0284e-07 au
tp 2457389.877402090444
(2016-Jan-02.37740209)
5.1163e-05 TDB
node 158.901741415448 2.2522e-05 deg
peri 30.63302851349769 2.5423e-05 deg
i 10.74585952545488 4.2505e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1063  
   data-arc span      9309 days (25.49 yr)  
   first obs. used      1994-08-11  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:07:33  

Additional Information
 Jupiter MOID = 1.69667 au 
 T_jup = 3.290 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.337040055441751E-15 -3.742101357382828E-15 8.242419545193715E-14 -1.022294978497411E-15 3.867500386429404E-14 -3.671200264251928E-15
q -3.742101357382828E-15 1.057700607398165E-14 -1.520745387646411E-13 4.634500913593195E-15 -9.423624237137842E-14 1.042398215976073E-14
tp 8.242419545193715E-14 -1.520745387646411E-13 2.617649177981302E-9 1.874758483566199E-11 6.216697013651747E-10 1.118722595244025E-13
node -1.022294978497411E-15 4.634500913593195E-15 1.874758483566199E-11 5.072218204809128E-10 -4.934876513421331E-10 1.303456460792192E-12
peri 3.867500386429404E-14 -9.423624237137842E-14 6.216697013651747E-10 -4.934876513421331E-10 6.463527308626985E-10 -1.352923362603558E-12
i -3.671200264251928E-15 1.042398215976073E-14 1.118722595244025E-13 1.303456460792192E-12 -1.352923362603558E-12 1.806709664809084E-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 14.5   n/a MPO502429  
diameter diameter 3.539 km 1.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.186   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39183 (2000 WE165)          Discovered 2000-Nov-22 by JPL/NEAT at Haleakala
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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