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JPL Small-Body Database Browser
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117847 (2005 JK139)
Classification: Main-belt Asteroid          SPK-ID: 2117847
[ 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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1672200477188168 4.848e-08  
a 2.469841764941287 2.1658e-08 au
q 2.056834707149878 1.2382e-07 au
i 11.79302603493688 5.6339e-06 deg
node 263.0211403068981 2.4299e-05 deg
peri 313.7755143877836 3.2202e-05 deg
M 227.001770511757 2.4868e-05 deg
tp 2459124.275862934441
(2020-Oct-01.77586293)		 0.0001013 TDB
period 1417.758051230804
3.88		 1.8648e-05
5.106e-08		 d
yr
n .2539220282949349 3.3399e-09 deg/d
Q 2.882848822732696 2.528e-08 au
   Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      6748 days (18.48 yr)  
   first obs. used      2001-05-18  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57577  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:02:57  

Additional Information
 Earth MOID = 1.06633 au 
 Jupiter MOID = 2.18354 au 
 T_jup = 3.437 
[ 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 15.8   n/a MPO417614  

117847 (2005 JK139)          Discovered 2005-May-13 by Siding Spring Survey at Siding Spring
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2005 JK139 = 2003 YD84 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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