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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 | 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 .1265360136997843 4.0631e-08  
a 2.17269944384874 1.0511e-08 au
q 1.897774717256382 8.7536e-08 au
i 1.419700952050632 5.2473e-06 deg
node 12.04248963438211 0.00022209 deg
peri 24.53177823540418 0.00022354 deg
M 89.80452297312087 2.7425e-05 deg
tp 2458708.694403979431
(2019-Aug-13.19440398)		 8.8112e-05 TDB
period 1169.763070829372
3.20		 8.4886e-06
2.324e-08		 d
yr
n .3077546291017352 2.2333e-09 deg/d
Q 2.447624170441098 1.1841e-08 au
   Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      9635 days (26.38 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51271  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:11:12  

Additional Information
 Earth MOID = .904774 au 
 Jupiter MOID = 2.9347 au 
 T_jup = 3.676 
[ 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 16.8   n/a MPO453462  

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

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