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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516802123509666 3.8417e-08  
a 3.186519227763329 2.0009e-08 au
q 2.703187314635749 1.173e-07 au
i 1.133594304177221 4.5635e-06 deg
node 40.4814372824853 0.00020171 deg
peri 218.647940490277 0.0002023 deg
M 130.3992752537358 1.5933e-05 deg
tp 2458447.931703459217
(2018-Nov-25.43170346)
9.1174e-05 TDB
period 2077.654083793845
5.69
1.9569e-05
5.358e-08
d
yr
n .1732723473113636 1.632e-09 deg/d
Q 3.669851140890909 2.3044e-08 au
  Orbit Determination Parameters
   # obs. used (total)      890  
   data-arc span      10270 days (28.12 yr)  
   first obs. used      1992-11-24  
   last obs. used      2021-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58479  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:45:12  

Additional Information
 Earth MOID = 1.68639 au 
 Jupiter MOID = 1.39567 au 
 T_jup = 3.180 
[ 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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