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160081 (2000 JK40)
Classification: Main-belt Asteroid          SPK-ID: 2160081
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876483693761299 3.6525e-08  
a 2.261955362263481 1.1802e-08 au
q 1.837503126933146 8.7674e-08 au
i 3.228633177846827 4.0602e-06 deg
node 235.3221953335653 8.8401e-05 deg
peri 37.65435602063936 8.9619e-05 deg
M 354.7586462099942 1.4963e-05 deg
tp 2459218.591119690724
(2021-Jan-04.09111969)
5.1697e-05 TDB
period 1242.58032363303
3.40
9.7249e-06
2.663e-08
d
yr
n .2897197011356495 2.2675e-09 deg/d
Q 2.686407597593817 1.4017e-08 au
  Orbit Determination Parameters
   # obs. used (total)      401  
   data-arc span      9898 days (27.10 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58396  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:59:49  

Additional Information
 Earth MOID = .820744 au 
 Jupiter MOID = 2.41905 au 
 T_jup = 3.594 
[ 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 17.07   n/a E2021B55  
diameter diameter 2.362 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160081 (2000 JK40)          Discovered 2000-May-07 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2000 JK40 = 2004 TO80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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