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JPL Small-Body Database Browser
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344865 (2004 JK)
Classification: Main-belt Asteroid          SPK-ID: 2344865
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06342692238672136 6.1369e-08  
a 2.365783685479294 2.5033e-08 au
q 2.215729307276627 1.564e-07 au
i 5.792416885357189 6.8798e-06 deg
node 235.8455798952355 5.6254e-05 deg
peri 312.3474597904361 8.156e-05 deg
M 63.48753459768121 5.5231e-05 deg
tp 2458366.105758750746
(2018-Sep-04.60575875)
0.00020424 TDB
period 1329.110153425511
3.64
2.1096e-05
5.776e-08
d
yr
n .2708579112665516 4.299e-09 deg/d
Q 2.515838063681961 2.6621e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      5008 days (13.71 yr)  
   first obs. used      2004-05-09  
   last obs. used      2018-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50529  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:18:33  

Additional Information
 Earth MOID = 1.21993 au 
 Jupiter MOID = 2.46136 au 
 T_jup = 3.538 
[ 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 16.9   n/a MPO437461  

344865 (2004 JK)          Discovered 2004-May-09 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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