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JPL Small-Body Database Browser
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379444 (2010 CE81)
Classification: Main-belt Asteroid          SPK-ID: 2379444
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02958651303684859 9.3733e-08  
a 3.131003269334859 5.7137e-08 au
q 3.038367800288267 3.1181e-07 au
i 1.423399243475196 9.0098e-06 deg
node 227.7858019805587 0.00033713 deg
peri 164.5250440975658 0.00035979 deg
M 3.107256840278459 0.00012476 deg
tp 2458583.033802747976
(2019-Apr-09.53380275)
0.0007014 TDB
period 2023.595516540924
5.54
5.5393e-05
1.517e-07
d
yr
n .177901165058605 4.8697e-09 deg/d
Q 3.22363873838145 5.8828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      5383 days (14.74 yr)  
   first obs. used      2005-03-11  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59583  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:13:42  

Additional Information
 Earth MOID = 2.04257 au 
 Jupiter MOID = 1.91612 au 
 T_jup = 3.212 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457158.5 (2015-May-16.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02649357982247829 9.2842e-08  
q 3.052509561196919 3.0753e-07 au
tp 2456559.703099535925
(2013-Sep-24.20309954)
0.00080558 TDB
node 228.085083867515 0.00033921 deg
peri 164.6236992969363 0.0003675 deg
i 1.41789426742164 8.9771e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      5383 days (14.74 yr)  
   first obs. used      2005-03-11  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59583  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:13:42  

Additional Information
 Jupiter MOID = 1.91612 au 
 T_jup = 3.212 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.6196836236707E-15 -2.809463497171713E-14 -2.364132910746204E-11 -1.184665006097915E-15 -4.286207026434767E-12 -6.01373527256334E-16
q -2.809463497171713E-14 9.457503176765451E-14 6.096768108839798E-11 2.665810944270371E-14 1.127117084308734E-11 1.326409893050503E-15
tp -2.364132910746204E-11 6.096768108839798E-11 6.489531587068626E-7 4.034439087565751E-10 1.140094004202298E-7 -7.535822358241287E-12
node -1.184665006097915E-15 2.665810944270371E-14 4.034439087565751E-10 1.150623619809342E-7 -1.149536953001202E-7 -1.458445300319705E-9
peri -4.286207026434767E-12 1.127117084308734E-11 1.140094004202298E-7 -1.149536953001202E-7 1.350562259331251E-7 1.45661009140461E-9
i -6.01373527256334E-16 1.326409893050503E-15 -7.535822358241287E-12 -1.458445300319705E-9 1.45661009140461E-9 8.05874703173848E-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 MPO455731  
diameter diameter 4.257 km 1.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379444 (2010 CE81)          Discovered 2010-Feb-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

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