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100804 (1998 FM105)
Classification: Main-belt Asteroid          SPK-ID: 2100804
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517604004497261 7.0168e-08  
a 2.315332927230457 9.0957e-09 au
q 1.963957075019526 1.6406e-07 au
i 5.882487015223006 6.2515e-06 deg
node 323.6802813660562 4.1552e-05 deg
peri 240.7673599878351 4.5292e-05 deg
M 93.28963675715748 1.8883e-05 deg
tp 2458667.035581588058
(2019-Jul-02.53558159)
6.6963e-05 TDB
period 1286.822360995942
3.52
7.5828e-06
2.076e-08
d
yr
n .2797588936217866 1.6485e-09 deg/d
Q 2.666708779441388 1.0476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      504  
   data-arc span      8160 days (22.34 yr)  
   first obs. used      1998-03-26  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54842  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:04:01  

Additional Information
 Earth MOID = .968741 au 
 Jupiter MOID = 2.32394 au 
 T_jup = 3.559 
[ 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 16.2   n/a MPO267995  

100804 (1998 FM105)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 FM105 = 2003 WE11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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