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441955 (2010 LL78)
Classification: Main-belt Asteroid          SPK-ID: 2441955
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409543473466037 1.0391e-07  
a 2.981950416855986 9.7578e-08 au
q 2.561631542028118 3.3199e-07 au
i 12.41824968961665 8.611e-06 deg
node 259.266621639198 4.9668e-05 deg
peri 31.46228889739115 5.912e-05 deg
M 287.8497729734695 3.8049e-05 deg
tp 2458977.450440212151
(2020-May-07.95044021)
0.00020905 TDB
period 1880.827879120532
5.15
9.2319e-05
2.528e-07
d
yr
n .1914050743273407 9.395e-09 deg/d
Q 3.402269291683855 1.1133e-07 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      4518 days (12.37 yr)  
   first obs. used      2006-12-12  
   last obs. used      2019-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60927  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:35:39  

Additional Information
 Earth MOID = 1.55349 au 
 Jupiter MOID = 1.76848 au 
 T_jup = 3.209 
[ show covariance matrix ]

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 16.1   n/a MPO434640  
diameter diameter 3.896 km 0.217 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441955 (2010 LL78)          Discovered 2010-Jun-10 by WISE at WISE
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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