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379704 (2011 FK142)
Classification: Main-belt Asteroid          SPK-ID: 2379704
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1264400325672929 5.2612e-08  
a 3.084401423307509 4.1623e-08 au
q 2.694409606893903 1.6083e-07 au
i 15.29717053263205 6.1929e-06 deg
node 53.81513860926367 2.3848e-05 deg
peri 208.0297740216908 3.5368e-05 deg
M 250.1558891392373 2.8586e-05 deg
tp 2459804.210940405999
(2022-Aug-12.71094041)
0.00016173 TDB
period 1978.585259082781
5.42
4.0051e-05
1.097e-07
d
yr
n .1819481866386118 3.683e-09 deg/d
Q 3.474393239721115 4.6886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      262  
   data-arc span      7612 days (20.84 yr)  
   first obs. used      2000-05-04  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54853  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:44:07  

Additional Information
 Earth MOID = 1.68774 au 
 Jupiter MOID = 1.59435 au 
 T_jup = 3.160 
[ 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 15.84   n/a MPCxxxxx  
diameter diameter 4.144 km 0.504 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.021   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379704 (2011 FK142)          Discovered 2010-Apr-26 by WISE at WISE
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 FK142 = 2010 HT65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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