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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1419044911554883 1.8087e-07  
a 2.573986911156854 4.521e-08 au
q 2.208726608288254 4.9769e-07 au
i 21.23636667788211 1.4352e-05 deg
node 218.7448945086865 1.466e-05 deg
peri 233.4543291721423 6.238e-05 deg
M 281.4320438122485 6.3787e-05 deg
tp 2459329.693220926178
(2021-Apr-25.19322093)
0.00027401 TDB
period 1508.370145841967
4.13
3.974e-05
1.088e-07
d
yr
n .2386682081930554 6.288e-09 deg/d
Q 2.939247214025455 5.1625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      6709 days (18.37 yr)  
   first obs. used      2002-06-15  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57154  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:25:51  

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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