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441443 (2008 HH46)
Classification: Main-belt Asteroid          SPK-ID: 2441443
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2430517275300409 5.0619e-08  
a 2.224757445245698 1.4025e-08 au
q 1.684026304843411 1.154e-07 au
i 6.326449760243472 7.5713e-06 deg
node 67.27499110902073 6.1738e-05 deg
peri 226.0272557505286 7.2139e-05 deg
M 187.9902331216352 2.8338e-05 deg
tp 2459579.625964641285
(2021-Dec-31.12596464)
9.5719e-05 TDB
period 1212.055286478535
3.32
1.1461e-05
3.138e-08
d
yr
n .2970161543092081 2.8085e-09 deg/d
Q 2.765488585647986 1.7433e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      4673 days (12.79 yr)  
   first obs. used      2005-08-28  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57131  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:55:53  

Additional Information
 Earth MOID = .675422 au 
 Jupiter MOID = 2.44362 au 
 T_jup = 3.600 
[ 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 18.1   n/a MPO450443  

441443 (2008 HH46)          Discovered 2008-Apr-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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