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JPL Small-Body Database Browser
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379871 (2012 HW33)
Classification: Inner Main-belt Asteroid          SPK-ID: 2379871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09211051191933216 2.0877e-07  
a 1.945754453726809 2.6987e-08 au
q 1.766530014924712 3.8588e-07 au
i 21.81477815203824 9.8251e-06 deg
node 48.50230568124081 2.0198e-05 deg
peri 9.610203017807105 5.4866e-05 deg
M 2.958596869278873 4.2541e-05 deg
tp 2458592.352698854675
(2019-Apr-18.85269885)
0.00011714 TDB
period 991.3579111681148
2.71
2.0625e-05
5.647e-08
d
yr
n .3631382732153848 7.5549e-09 deg/d
Q 2.124978892528906 2.9473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5290 days (14.48 yr)  
   first obs. used      2002-10-05  
   last obs. used      2017-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60787  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 23:33:13  

Additional Information
 Earth MOID = .778393 au 
 Jupiter MOID = 3.19293 au 
 T_jup = 3.805 
[ 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 17.7   n/a MPO408660  

379871 (2012 HW33)          Discovered 2002-Oct-05 by LINEAR at Socorro
Reference: Last Updated: 2013-11-20

Alternate Designations
 2012 HW33 = 2002 TO60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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