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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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1523069868720008 3.8926e-08  
a 3.187471885773959 2.1733e-08 au
q 2.701997647112514 1.2055e-07 au
i 1.133685067044536 4.5821e-06 deg
node 40.49386264912488 0.00025443 deg
peri 218.6837139391183 0.00025506 deg
M 26.34171992365636 1.7442e-05 deg
tp 2458448.406869748791
(2018-Nov-25.90686975)
0.00010083 TDB
period 2078.585872491321
5.69
2.1259e-05
5.82e-08
d
yr
n .1731946727649585 1.7714e-09 deg/d
Q 3.672946124435406 2.5043e-08 au
  Orbit Determination Parameters
   # obs. used (total)      800  
   data-arc span      9873 days (27.03 yr)  
   first obs. used      1992-11-24  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60763  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:53:06  

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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