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160865 (2001 JK2)
Classification: Main-belt Asteroid          SPK-ID: 2160865
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1027155418091217 4.2893e-08  
a 2.978961992274891 2.7876e-08 au
q 2.672976297209595 1.2465e-07 au
i 10.34972677273223 4.8987e-06 deg
node 114.2673564069183 2.5418e-05 deg
peri 222.5093840796509 3.4653e-05 deg
M 93.83118687921498 2.3271e-05 deg
tp 2458111.013656986713
(2017-Dec-23.51365699)
0.00012193 TDB
period 1878.001220549601
5.14
2.636e-05
7.217e-08
d
yr
n .191693166149618 2.6907e-09 deg/d
Q 3.284947687340187 3.0739e-08 au
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      6464 days (17.70 yr)  
   first obs. used      2001-05-15  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59305  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:30:34  

Additional Information
 Earth MOID = 1.67184 au 
 Jupiter MOID = 2.05206 au 
 T_jup = 3.227 
[ 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 15.2   n/a MPO417856  

160865 (2001 JK2)          Discovered 2001-May-15 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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