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46434 (2002 JK143)
Classification: Main-belt Asteroid          SPK-ID: 2046434
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869749798368132 4.476e-08  
a 2.63345027158476 1.6332e-08 au
q 2.141060960153949 1.2347e-07 au
i 14.86206808851422 3.8556e-06 deg
node 80.24423474226265 1.7198e-05 deg
peri 320.8490085640305 2.0389e-05 deg
M 326.3506101117579 1.2962e-05 deg
tp 2459346.401851483568
(2021-May-11.90185148)
5.6912e-05 TDB
period 1560.939639872574
4.27
1.4521e-05
3.976e-08
d
yr
n .2306303144619918 2.1455e-09 deg/d
Q 3.125839583015571 1.9386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1085  
   data-arc span      13970 days (38.25 yr)  
   first obs. used      1982-10-15  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49939  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:49:08  

Additional Information
 Earth MOID = 1.17033 au 
 Jupiter MOID = 2.29758 au 
 T_jup = 3.327 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.56   n/a E2021B10  
diameter diameter 3.261 km 0.927 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.457   0.312 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46434 (2002 JK143)          Discovered 2002-May-12 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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