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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874137031827496 4.4998e-08  
a 2.262324839165503 1.287e-08 au
q 1.838334163255178 1.0374e-07 au
i 3.228831539621454 5.3422e-06 deg
node 235.3306906988979 8.9286e-05 deg
peri 37.5550946021705 9.151e-05 deg
M 181.0221286113402 1.6853e-05 deg
tp 2459218.413538249303
(2021-Jan-03.91353825)
5.8558e-05 TDB
period 1242.884788179706
3.40
1.0606e-05
2.904e-08
d
yr
n .2896487296519621 2.4717e-09 deg/d
Q 2.686315515075829 1.5283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      9372 days (25.66 yr)  
   first obs. used      1993-04-16  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57244  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:45:04  

Additional Information
 Earth MOID = .822909 au 
 Jupiter MOID = 2.41897 au 
 T_jup = 3.593 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456786.5 (2014-May-09.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1879718442586652 4.4824e-08  
q 1.83688393739465 1.0339e-07 au
tp 2456733.296909459401
(2014-Mar-16.79690946)
5.9654e-05 TDB
node 235.3901487150442 8.9375e-05 deg
peri 37.60259735756267 9.1583e-05 deg
i 3.227201820236738 5.3404e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      9372 days (25.66 yr)  
   first obs. used      1993-04-16  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57244  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:45:04  

Additional Information
 Jupiter MOID = 2.41897 au 
 T_jup = 3.593 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.00919492520173E-15 -4.610934196437896E-15 -7.271499767985078E-13 -1.295997744417091E-14 -3.044354151856678E-13 -3.698425841474223E-17
q -4.610934196437896E-15 1.068876432706747E-14 1.492865030399592E-12 2.799256158434612E-14 6.46239110790328E-13 5.92044732917999E-16
tp -7.271499767985078E-13 1.492865030399592E-12 3.558576667509326E-9 1.040089024561214E-11 1.207395367613774E-9 -6.442797259186247E-12
node -1.295997744417091E-14 2.799256158434612E-14 1.040089024561214E-11 7.987803616323594E-9 -7.970884474293421E-9 -8.450651572952253E-11
peri -3.044354151856678E-13 6.46239110790328E-13 1.207395367613774E-9 -7.970884474293421E-9 8.38744320941602E-9 8.229401042704779E-11
i -3.698425841474223E-17 5.92044732917999E-16 -6.442797259186247E-12 -8.450651572952253E-11 8.229401042704779E-11 2.851942276629323E-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 16.9   n/a MPO417852  
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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