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JPL Small-Body Database Browser
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117031 (2004 JK17)
Classification: Main-belt Asteroid          SPK-ID: 2117031
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04763376179166395 4.7625e-08  
a 2.37621555882393 1.4912e-08 au
q 2.263027472929265 1.1528e-07 au
i 4.311142614053116 4.7358e-06 deg
node 255.6445009808658 7.0455e-05 deg
peri 280.8157207612318 8.6184e-05 deg
M 82.25561175406692 4.9543e-05 deg
tp 2458294.803676564921
(2018-Jun-25.30367656)
0.00018402 TDB
period 1337.910862126526
3.66
1.2594e-05
3.448e-08
d
yr
n .2690762218850681 2.5329e-09 deg/d
Q 2.489403644718594 1.5622e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      7113 days (19.47 yr)  
   first obs. used      1998-11-18  
   last obs. used      2018-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59693  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:27:43  

Additional Information
 Earth MOID = 1.27123 au 
 Jupiter MOID = 2.49095 au 
 T_jup = 3.536 
[ 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 16.2   n/a MPO236844  

117031 (2004 JK17)          Discovered 2004-May-12 by Siding Spring Survey at Siding Spring
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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