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JPL Small-Body Database Browser
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392375 (2010 HK78)
Classification: Main-belt Asteroid          SPK-ID: 2392375
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1419047008000119 2.1259e-07  
a 2.573986985986286 5.335e-08 au
q 2.208726132876778 5.7362e-07 au
i 21.23635585939181 1.6471e-05 deg
node 218.7448756914598 1.8619e-05 deg
peri 233.4542408410123 7.3413e-05 deg
M 281.4321097380809 7.0908e-05 deg
tp 2459329.692959057562
(2021-Apr-25.19295906)
0.00030327 TDB
period 1508.370211617641
4.13
4.6895e-05
1.284e-07
d
yr
n .2386681977854234 7.4201e-09 deg/d
Q 2.939247839095794 6.092e-08 au
  Orbit Determination Parameters
   # obs. used (total)      139  
   data-arc span      5764 days (15.78 yr)  
   first obs. used      2002-06-15  
   last obs. used      2018-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59766  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-05 16:40:44  

Additional Information
 Earth MOID = 1.27453 au 
 Jupiter MOID = 2.53461 au 
 T_jup = 3.319 
[ 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 16.3   n/a MPO440693  

392375 (2010 HK78)          Discovered 2010-Feb-12 by WISE at WISE
Reference: Last Updated: 2014-04-17

Alternate Designations
 2010 HK78 = 2010 CP193 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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