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100789 (1998 FK74)
Classification: Main-belt Asteroid          SPK-ID: 2100789
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1267800552734987 3.9558e-08  
a 2.172186343677544 9.7889e-09 au
q 1.896796438961766 8.5826e-08 au
i 1.4198186206565 4.8102e-06 deg
node 12.04100224118262 0.00018954 deg
peri 24.45642448774424 0.00019092 deg
M 211.7792830574546 2.6811e-05 deg
tp 2459877.949183174746
(2022-Oct-25.44918317)
8.9256e-05 TDB
period 1169.34872208244
3.20
7.9045e-06
2.164e-08
d
yr
n .3078636793298857 2.0811e-09 deg/d
Q 2.447576248393323 1.103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      10132 days (27.74 yr)  
   first obs. used      1993-09-15  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51197  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:00:42  

Additional Information
 Earth MOID = .90312 au 
 Jupiter MOID = 2.93646 au 
 T_jup = 3.677 
[ 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 16.86   n/a E2021B55  

100789 (1998 FK74)          Discovered 1998-Mar-21 by Bickel, W. at Bergisch Gladbach
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 FK74 = 1993 RC20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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