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78028 (2002 JH73)
Classification: Main-belt Asteroid          SPK-ID: 2078028
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .161252828020816 3.4628e-08  
a 2.40561086863641 1.3939e-08 au
q 2.017699312951177 8.5276e-08 au
i 6.542677835230036 4.0267e-06 deg
node 143.8733538795948 3.6642e-05 deg
peri 147.9149275424743 4.0451e-05 deg
M 266.7236735590609 2.1887e-05 deg
tp 2459353.606267059771
(2021-May-19.10626706)
8.5137e-05 TDB
period 1362.813706240956
3.73
1.1845e-05
3.243e-08
d
yr
n .2641593626123608 2.2959e-09 deg/d
Q 2.793522424321643 1.6187e-08 au
  Orbit Determination Parameters
   # obs. used (total)      579  
   data-arc span      9033 days (24.73 yr)  
   first obs. used      1995-08-27  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56779  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:28:31  

Additional Information
 Earth MOID = 1.00513 au 
 Jupiter MOID = 2.40288 au 
 T_jup = 3.496 
[ 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 16.0   n/a MPO417365  
diameter diameter 3.214 km 0.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78028 (2002 JH73)          Discovered 2002-May-08 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 JH73 = 1998 HX155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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