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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1875400865768651 3.8572e-08  
a 2.261778888882066 1.2088e-08 au
q 1.837604680243398 9.1502e-08 au
i 3.228747118972793 4.494e-06 deg
node 235.3241855670749 8.9216e-05 deg
peri 37.64216606446892 9.0641e-05 deg
M 296.8121580351419 1.5224e-05 deg
tp 2459218.574391115454
(2021-Jan-04.07439112)
5.3047e-05 TDB
period 1242.434910899871
3.40
9.9606e-06
2.727e-08
d
yr
n .2897536094983512 2.323e-09 deg/d
Q 2.685953097520735 1.4356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      9786 days (26.79 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57159  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:13:25  

Additional Information
 Earth MOID = .822662 au 
 Jupiter MOID = 2.42036 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 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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