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441448 (2008 HF68)
Classification: Main-belt Asteroid          SPK-ID: 2441448
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1875351611112138 5.7959e-08  
a 2.229712137794753 2.3411e-08 au
q 1.811562712801785 1.3868e-07 au
i 6.048603590444807 6.2848e-06 deg
node 73.15533215919726 5.4918e-05 deg
peri 249.5952608302904 5.7715e-05 deg
M 160.8289306748968 1.8059e-05 deg
tp 2458457.208015707222
(2018-Dec-04.70801571)
5.7014e-05 TDB
period 1216.106539567562
3.33
1.9153e-05
5.244e-08
d
yr
n .2960266952663646 4.6622e-09 deg/d
Q 2.647861562787721 2.7801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      4696 days (12.86 yr)  
   first obs. used      2007-01-28  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4706  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 22:51:30  

Additional Information
 Earth MOID = .809795 au 
 Jupiter MOID = 2.67511 au 
 T_jup = 3.612 
[ 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 17.4   n/a MPO450443  

441448 (2008 HF68)          Discovered 2008-Apr-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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