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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409226531291282 3.1746e-08  
a 2.679938268928257 1.0482e-08 au
q 2.302274257848604 8.6566e-08 au
i 2.676893010712206 4.0221e-06 deg
node 48.81173199819487 7.3984e-05 deg
peri 99.64048092000121 7.5459e-05 deg
M 266.540230592968 1.665e-05 deg
tp 2459616.513876211441
(2022-Feb-06.01387621)
7.5362e-05 TDB
period 1602.454150982
4.39
9.4018e-06
2.574e-08
d
yr
n .2246554135601249 1.3181e-09 deg/d
Q 3.05760228000791 1.196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1898  
   data-arc span      15721 days (43.04 yr)  
   first obs. used      1978-03-05  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47607  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:39:54  

Additional Information
 Earth MOID = 1.31534 au 
 Jupiter MOID = 1.94398 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 14.10   n/a E2021B10  
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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