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392401 (2010 KP117)
Classification: Main-belt Asteroid          SPK-ID: 2392401
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1587413384432069 4.4907e-08  
a 2.664363905267859 2.4917e-08 au
q 2.24141921284587 1.1965e-07 au
i 7.978495311892199 5.413e-06 deg
node 98.12846992833539 4.7772e-05 deg
peri 158.3598613618766 5.2627e-05 deg
M 99.0388039482951 2.1998e-05 deg
tp 2458563.489748058298
(2019-Mar-20.98974806)
9.5874e-05 TDB
period 1588.505559711184
4.35
2.2283e-05
6.101e-08
d
yr
n .2266281019913168 3.1791e-09 deg/d
Q 3.087308597689848 2.8872e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      8071 days (22.10 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57278  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:25:38  

Additional Information
 Earth MOID = 1.22841 au 
 Jupiter MOID = 1.98339 au 
 T_jup = 3.352 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457791.5 (2017-Feb-07.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1585715727393225 4.4858e-08  
q 2.242418085226423 1.1955e-07 au
tp 2458564.872078149995
(2019-Mar-22.37207815)
9.6003e-05 TDB
node 98.14191357308134 4.7803e-05 deg
peri 158.6900154520293 5.2676e-05 deg
i 7.975670347239022 5.4096e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      8071 days (22.10 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57278  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:25:38  

Additional Information
 Jupiter MOID = 1.98339 au 
 T_jup = 3.352 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.012201721758166E-15 -5.280070502233235E-15 4.506474601745475E-13 1.071391151120417E-15 3.487786835601252E-14 1.848499318359122E-15
q -5.280070502233235E-15 1.42933825116208E-14 -8.948063087626216E-13 -8.962712553217187E-15 -7.66335189840512E-14 -3.864882274947224E-15
tp 4.506474601745475E-13 -8.948063087626216E-13 9.216637607351759E-9 -3.386476226148774E-11 2.168760697828276E-9 -2.279299973327519E-12
node 1.071391151120417E-15 -8.962712553217187E-15 -3.386476226148774E-11 2.28511303990461E-9 -2.26889687940947E-9 7.174498278654354E-11
peri 3.487786835601252E-14 -7.66335189840512E-14 2.168760697828276E-9 -2.26889687940947E-9 2.774743454025583E-9 -7.174648618728965E-11
i 1.848499318359122E-15 -3.864882274947224E-15 -2.279299973327519E-12 7.174498278654354E-11 -7.174648618728965E-11 2.926410539509058E-11

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 16.6   n/a MPO437606  

392401 (2010 KP117)          Discovered 2010-May-19 by CSS at Catalina
Reference: Last Updated: 2014-04-17

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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