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JPL Small-Body Database Browser
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46228 (2001 HZ2)
Classification: Main-belt Asteroid          SPK-ID: 2046228
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1523069852471428 3.8952e-08  
a 3.187471886469358 2.1741e-08 au
q 2.701997652881187 1.2065e-07 au
i 1.133685272102585 4.587e-06 deg
node 40.49386855469624 0.0002545 deg
peri 218.6837081932569 0.00025514 deg
M 26.34171954705149 1.7445e-05 deg
tp 2458448.406871873478
(2018-Nov-25.90687187)
0.00010085 TDB
period 2078.585873171537
5.69
2.1266e-05
5.822e-08
d
yr
n .1731946727082806 1.772e-09 deg/d
Q 3.672946120057529 2.5053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      9838 days (26.93 yr)  
   first obs. used      1992-11-24  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60529  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:26:06  

Additional Information
 Earth MOID = 1.68654 au 
 Jupiter MOID = 1.39354 au 
 T_jup = 3.179 
[ 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 14.6   n/a MPO235030  
diameter diameter 5.809 km 1.786 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46228 (2001 HZ2)          Discovered 2001-Apr-17 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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