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154573 (2003 HF41)
Classification: Main-belt Asteroid          SPK-ID: 2154573
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1523358726215664 7.4425e-08  
a 2.558374226891151 1.8896e-08 au
q 2.168642056545163 1.9879e-07 au
i 7.502305520364319 6.8519e-06 deg
node 23.61679572668458 3.0125e-05 deg
peri 175.5438849485158 3.3447e-05 deg
M 88.36711815779611 1.4935e-05 deg
tp 2458633.612660829009
(2019-May-30.11266083)
5.9999e-05 TDB
period 1494.667302216465
4.09
1.6559e-05
4.534e-08
d
yr
n .2408562758188064 2.6684e-09 deg/d
Q 2.94810639723714 2.1774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      647  
   data-arc span      5856 days (16.03 yr)  
   first obs. used      2003-04-29  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51618  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:28:45  

Additional Information
 Earth MOID = 1.16634 au 
 Jupiter MOID = 2.0078 au 
 T_jup = 3.408 
[ 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 15.5   n/a MPO338286  

154573 (2003 HF41)          Discovered 2003-Apr-29 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2003 HF41 = 2004 RY12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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