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74008 (1998 FM103)
Classification: Main-belt Asteroid          SPK-ID: 2074008
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1092523442094651 2.8527e-08  
a 2.367220592217392 9.1136e-09 au
q 2.108596193256724 7.067e-08 au
i 3.411072368390474 3.3847e-06 deg
node 295.585152419589 6.4186e-05 deg
peri 332.0349213117668 6.7704e-05 deg
M 320.6120239287214 2.038e-05 deg
tp 2459146.051835518631
(2020-Oct-23.55183552)
7.5107e-05 TDB
period 1330.321230313628
3.64
7.6824e-06
2.103e-08
d
yr
n .2706113319075038 1.5627e-09 deg/d
Q 2.62584499117806 1.0109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      8129 days (22.26 yr)  
   first obs. used      1998-03-22  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5559  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:45:23  

Additional Information
 Earth MOID = 1.09328 au 
 Jupiter MOID = 2.44841 au 
 T_jup = 3.537 
[ 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 15.9   n/a MPO426448  

74008 (1998 FM103)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FM103 = 1999 RA20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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