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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .152031637087816 5.7972e-08  
a 2.314385271155813 8.4285e-09 au
q 1.962525489530066 1.3413e-07 au
i 5.88344784030754 6.2147e-06 deg
node 323.6815973288714 3.7494e-05 deg
peri 240.6317813033604 4.1479e-05 deg
M 149.3947182643917 1.8396e-05 deg
tp 2458666.815419795573
(2019-Jul-02.31541980)
6.5075e-05 TDB
period 1286.032405332947
3.52
7.0252e-06
1.923e-08
d
yr
n .2799307377536865 1.5292e-09 deg/d
Q 2.66624505278156 9.7099e-09 au
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      8291 days (22.70 yr)  
   first obs. used      1998-03-26  
   last obs. used      2020-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53841  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:14  

Additional Information
 Earth MOID = .966532 au 
 Jupiter MOID = 2.32318 au 
 T_jup = 3.560 
[ 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 16.25   n/a E2021B55  

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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