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46667 (1996 HM2)
Classification: Main-belt Asteroid          SPK-ID: 2046667
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1408814213177728 3.6245e-08  
a 2.679658766024557 1.188e-08 au
q 2.302144630420388 9.6252e-08 au
i 2.67698848145895 4.0965e-06 deg
node 48.81083859998029 8.8252e-05 deg
peri 99.69993416491151 8.9515e-05 deg
M 221.5326572966996 1.6572e-05 deg
tp 2459616.757934738387
(2022-Feb-06.25793474)
7.5735e-05 TDB
period 1602.203466713391
4.39
1.0655e-05
2.917e-08
d
yr
n .2246905636388804 1.4943e-09 deg/d
Q 3.057172901628725 1.3554e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1516  
   data-arc span      15217 days (41.66 yr)  
   first obs. used      1978-03-05  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50606  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:32:45  

Additional Information
 Earth MOID = 1.31536 au 
 Jupiter MOID = 1.94509 au 
 T_jup = 3.361 
[ 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 14.0   n/a MPO347848  
diameter diameter 8.464 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46667 (1996 HM2)          Discovered 1996-Apr-18 by McNaught, R. H. at Siding Spring
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 HM2 = 1978 EA2 = 1998 UK34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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