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351002 (2003 HJ44)
Classification: Main-belt Asteroid          SPK-ID: 2351002
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1578911549822681 5.4469e-08  
a 2.329304066629693 1.8928e-08 au
q 1.961527557244637 1.2817e-07 au
i 3.479402750675675 7.3e-06 deg
node 159.6907414724745 0.00010461 deg
peri 90.18378944484081 0.00010811 deg
M 265.1738936851211 2.6516e-05 deg
tp 2459342.529150454722
(2021-May-08.02915045)
9.7581e-05 TDB
period 1298.487293729363
3.56
1.5828e-05
4.333e-08
d
yr
n .2772456856054789 3.3795e-09 deg/d
Q 2.697080576014749 2.1917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6561 days (17.96 yr)  
   first obs. used      2000-08-31  
   last obs. used      2018-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71099  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:16:59  

Additional Information
 Earth MOID = .951294 au 
 Jupiter MOID = 2.33697 au 
 T_jup = 3.553 
[ 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 17.7   n/a MPO460397  

351002 (2003 HJ44)          Discovered 2003-Apr-27 by LONEOS at Anderson Mesa
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 2003 HJ44 = 2010 FN47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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