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JPL Small-Body Database Browser
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74047 (1998 HF107)
Classification: Main-belt Asteroid          SPK-ID: 2074047
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2652121317432181 4.2699e-08  
a 2.347054613741072 1.3331e-08 au
q 1.724587256313047 1.0167e-07 au
i 7.892300442737506 5.0039e-06 deg
node 93.14234734366815 4.0898e-05 deg
peri 219.7876150481741 4.3595e-05 deg
M 228.8452258071321 2.1102e-05 deg
tp 2459078.981138943244
(2020-Aug-17.48113894)
7.9896e-05 TDB
period 1313.358290459662
3.60
1.1189e-05
3.063e-08
d
yr
n .2741064663124057 2.3353e-09 deg/d
Q 2.969521971169097 1.6866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      598  
   data-arc span      10222 days (27.99 yr)  
   first obs. used      1991-05-13  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59315  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:40:56  

Additional Information
 Earth MOID = .717989 au 
 Jupiter MOID = 2.33052 au 
 T_jup = 3.500 
[ 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 15.7   n/a MPO432293  

74047 (1998 HF107)          Discovered 1998-Apr-23 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HF107 = 1991 JM4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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