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100851 (1998 HB33)
Classification: Main-belt Asteroid          SPK-ID: 2100851
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09564013058040052 4.9365e-08  
a 2.365843291859782 1.1306e-08 au
q 2.139573730493548 1.1818e-07 au
i 3.935107900806774 5.6924e-06 deg
node 210.4825916372864 5.3617e-05 deg
peri 32.64352976399918 6.1431e-05 deg
M 352.9221748639637 2.6562e-05 deg
tp 2459026.632124387272
(2020-Jun-26.13212439)		 9.7988e-05 TDB
period 1329.160384525471
3.64		 9.5274e-06
2.608e-08		 d
yr
n .2708476751122288 1.9414e-09 deg/d
Q 2.592112853226017 1.2387e-08 au
   Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      10179 days (27.87 yr)  
   first obs. used      1992-10-25  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52746  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:54  

Additional Information
 Earth MOID = 1.128 au 
 Jupiter MOID = 2.40914 au 
 T_jup = 3.539 
[ 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 16.18   n/a E2021B55  

100851 (1998 HB33)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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