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JPL Small-Body Database Browser
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390726 (2003 HC58)
Classification: Main-belt Asteroid          SPK-ID: 2390726
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .163395868636685 4.0286e-08  
a 2.409010370835576 2.109e-08 au
q 2.015388028738115 9.5425e-08 au
i 6.646259984023455 7.3398e-06 deg
node 71.29063362555522 6.5442e-05 deg
peri 225.682608758283 7.2354e-05 deg
M 39.52687847476336 3.1793e-05 deg
tp 2458450.550007258108
(2018-Nov-28.05000726)
0.00011971 TDB
period 1365.703528082714
3.74
1.7935e-05
4.91e-08
d
yr
n .2636004027209313 3.4617e-09 deg/d
Q 2.802632712933038 2.4537e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      6037 days (16.53 yr)  
   first obs. used      2003-04-29  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64947  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 00:31:22  

Additional Information
 Earth MOID = 1.00531 au 
 Jupiter MOID = 2.39462 au 
 T_jup = 3.493 
[ 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 17.0   n/a MPO450374  

390726 (2003 HC58)          Discovered 2003-Apr-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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