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362217 (2009 HB73)
Classification: Main-belt Asteroid          SPK-ID: 2362217
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1114039135382319 5.7936e-08  
a 2.57996443551767 2.1522e-08 au
q 2.292546300611546 1.5777e-07 au
i 9.454010115262502 4.2077e-06 deg
node 93.48899846448332 3.7104e-05 deg
peri 108.806954750105 4.2485e-05 deg
M 306.3036824817504 2.2019e-05 deg
tp 2459426.267283767997
(2021-Jul-30.76728377)
9.3736e-05 TDB
period 1513.627487189524
4.14
1.894e-05
5.185e-08
d
yr
n .237839232603024 2.9761e-09 deg/d
Q 2.867382570423794 2.392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      5800 days (15.88 yr)  
   first obs. used      2005-06-01  
   last obs. used      2021-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54893  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:18:07  

Additional Information
 Earth MOID = 1.30795 au 
 Jupiter MOID = 2.14935 au 
 T_jup = 3.397 
[ 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 17.08   n/a MPCxxxxx  

362217 (2009 HB73)          Discovered 2009-Apr-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-04-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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