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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266610294166836 4.0605e-08  
a 2.17240745714377 1.0486e-08 au
q 1.89724809230946 8.7434e-08 au
i 1.419802983059884 5.2373e-06 deg
node 12.04065840453045 0.00022207 deg
peri 24.48866963030323 0.00022351 deg
M 151.4016045406471 2.754e-05 deg
tp 2458708.643594903856
(2019-Aug-13.14359490)		 8.7777e-05 TDB
period 1169.52727397994
3.20		 8.4679e-06
2.318e-08		 d
yr
n .3078166777375853 2.2287e-09 deg/d
Q 2.44756682197808 1.1814e-08 au
   Orbit Determination Parameters
   # obs. used (total)      528  
   data-arc span      9685 days (26.52 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51402  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:13  

Additional Information
 Earth MOID = .903131 au 
 Jupiter MOID = 2.93551 au 
 T_jup = 3.677 
[ 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 16.86   n/a E2021B55  

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

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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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