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441921 (2010 HB5)
Classification: Main-belt Asteroid          SPK-ID: 2441921
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3468576283530321 1.0201e-07  
a 2.75375807828853 6.6649e-08 au
q 1.798596082195368 2.6749e-07 au
i 17.72996875223954 1.3261e-05 deg
node 94.06958004442644 2.6837e-05 deg
peri 274.9671672249989 3.4734e-05 deg
M 22.5542679653274 2.3506e-05 deg
tp 2458895.928499847996
(2020-Feb-16.42849985)
0.00010655 TDB
period 1669.118240174952
4.57
6.0596e-05
1.659e-07
d
yr
n .215682742741021 7.8302e-09 deg/d
Q 3.708920074381693 8.9767e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      3749 days (10.26 yr)  
   first obs. used      2006-12-12  
   last obs. used      2017-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51181  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:16:38  

Additional Information
 Earth MOID = .898315 au 
 Jupiter MOID = 2.16708 au 
 T_jup = 3.189 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO361007  
diameter diameter 3.768 km 0.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441921 (2010 HB5)          Discovered 2010-Apr-16 by WISE at WISE
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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