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117004 (2004 HG60)
Classification: Main-belt Asteroid          SPK-ID: 2117004
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1746215057318566 4.0173e-08  
a 2.750503761631335 2.5448e-08 au
q 2.270206653254135 1.0747e-07 au
i 4.625722025182235 6.0906e-06 deg
node 235.3352598249912 6.2825e-05 deg
peri 57.54396983325815 6.7039e-05 deg
M 141.8820754675276 2.7993e-05 deg
tp 2458343.838092783530
(2018-Aug-13.33809278)
0.0001238 TDB
period 1666.160336455137
4.56
2.3123e-05
6.331e-08
d
yr
n .2160656403368256 2.9986e-09 deg/d
Q 3.230800870008534 2.9891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      433  
   data-arc span      7118 days (19.49 yr)  
   first obs. used      2000-07-30  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55738  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:41:14  

Additional Information
 Earth MOID = 1.25821 au 
 Jupiter MOID = 1.966 au 
 T_jup = 3.319 
[ 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 15.6   n/a MPO502789  

117004 (2004 HG60)          Discovered 2004-Apr-25 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 HG60 = 2000 ON20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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