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46397 (2002 CE102)
Classification: Main-belt Asteroid          SPK-ID: 2046397
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1965865427778255 4.1323e-08  
a 2.234435151794037 8.8962e-09 au
q 1.795175270241601 9.5852e-08 au
i 3.081924837439349 4.813e-06 deg
node 350.4447054544781 6.7593e-05 deg
peri 308.1691141669292 6.8929e-05 deg
M 49.79044698939284 1.5211e-05 deg
tp 2458831.769503778156
(2019-Dec-14.26950378)
5.1255e-05 TDB
period 1219.972551216589
3.34
7.2858e-06
1.995e-08
d
yr
n .2950886064124955 1.7623e-09 deg/d
Q 2.673695033346472 1.0645e-08 au
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      9386 days (25.70 yr)  
   first obs. used      1993-10-22  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54983  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:27:19  

Additional Information
 Earth MOID = .781556 au 
 Jupiter MOID = 2.54457 au 
 T_jup = 3.612 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456765.5 (2014-Apr-18.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1969335572743681 4.1354e-08  
q 1.794390778649824 9.5881e-08 au
tp 2456390.105649132920
(2013-Apr-07.60564913)
4.9052e-05 TDB
node 350.5239068708578 6.7678e-05 deg
peri 307.8726837631255 6.8999e-05 deg
i 3.081031025715386 4.8087e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      9386 days (25.70 yr)  
   first obs. used      1993-10-22  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54983  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:27:19  

Additional Information
 Jupiter MOID = 2.54457 au 
 T_jup = 3.612 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.710166656434678E-15 -3.956428231616351E-15 -1.068793358349074E-13 1.409680333068749E-14 2.267947458880705E-14 3.416979500056232E-16
q -3.956428231616351E-15 9.19310161442766E-15 2.403355142699916E-13 -3.341293068770611E-14 -5.038661601045326E-14 -5.854006137570364E-16
tp -1.068793358349074E-13 2.403355142699916E-13 2.406130175711869E-9 -1.907138851202248E-11 6.657856524100366E-10 1.719379928280075E-12
node 1.409680333068749E-14 -3.341293068770611E-14 -1.907138851202248E-11 4.58025552382192E-9 -4.577950597457622E-9 5.009563447352003E-11
peri 2.267947458880705E-14 -5.038661601045326E-14 6.657856524100366E-10 -4.577950597457622E-9 4.760907490824185E-9 -4.953794320656338E-11
i 3.416979500056232E-16 -5.854006137570364E-16 1.719379928280075E-12 5.009563447352003E-11 -4.953794320656338E-11 2.312366486796644E-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 15.9   n/a MPO432021  

46397 (2002 CE102)          Discovered 2002-Feb-07 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 CE102 = 2000 WK81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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